Status ................................................................................................................................................................. 12
2-3 System Time ............................................................................................................................. 14
System Status .................................................................................................................................................... 58
Port Status ......................................................................................................................................................... 59
Status ................................................................................................................................................................. 63
UDLD Status ....................................................................................................................................................... 67
Status ................................................................................................................................................................. 90
Protocol to Group .............................................................................................................................................. 91
Group to VLAN ................................................................................................................................................... 94
5-6 IP Subnet-based VLAN .............................................................................................................. 96
Port DSCP ......................................................................................................................................................... 123
Status ............................................................................................................................................................... 136
Status ............................................................................................................................................................... 162
Group Information ........................................................................................................................................... 164
IGMP SFM Information .................................................................................................................................... 166
Status ............................................................................................................................................................... 173
Groups Information ......................................................................................................................................... 175
MLD SFM Information ..................................................................................................................................... 177
MVR Groups Information ................................................................................................................................ 184
MVR SFM Information ..................................................................................................................................... 186
Status ............................................................................................................................................................... 205
Status ............................................................................................................................................................... 222
11-3 IP Source Guard .................................................................................................................... 225
11-5.2 Status .................................................................................................................................................... 242
Status ............................................................................................................................................................... 248
Groups ............................................................................................................................................................. 278
Status ............................................................................................................................................................... 285
13-4 History ................................................................................................................................. 288
Status ............................................................................................................................................................... 290
Status ............................................................................................................................................................... 295
Status ............................................................................................................................................................... 299
Save startup-config .......................................................................................................................................... 327
The VIP-NET-4804PP-1G Managed PoE+ Network Switch provides flexible CAT/Fiber connectivity based on a new
generation of PureStream™ AV over IP solutions. Designed to work reliably with PureLink’s various VIP transmitters
(encoders) and receivers (decoders), the VIP-NET 1G Series is purpose-built to enhance performance and simplify
the management of IP video matrix switching systems.
The VIP-NET-4804PP-1G L2+ provides 52 ports in a single device and offers:
• L2+ features for better manageability, security, QoS, and performance.
• IPv4/IPv6 dual stack management
• SSH/SSL secured management
• SNMP v1/v2c/v3 support
• RMON groups 1,2,3,9 support
• sFlow support
• IGMP v1/v2/v3 Snooping
• MLD v1/v2 Snooping
• RADIUS and TACACS+ authentication
• IP Source Guard
• DHCP Relay (Option 82)
• DHCP Snooping
• ACL and QCL for traffic filtering
• 802.1d(STP), 802.1w(RSTP) and 802.1s(MSTP)
• LACP and static link aggregation
• Q-in-Q double tag VLAN
• GVRP dynamic VLAN
Operation of Web-based Management
IP Address
192.168.1.1
Subnet Mask
255.255.255.0
Default Gateway
192.168.1.254
Username
admin
Password
NOTE:
When you login the Switch WEB page to manage. You must first type the Username
of the admin. Password was blank, so when you type after the end Username,
please press enter. Management page to enter WEB.
When you login VIP-NET-4804PP-1G series switch Web UI management, you can use
both ipv4 ipv6 login to manage
To optimize the display effect, we recommend you use Microsoft IE 6.0 above,
Netscape V7.1 above or Firefox V1.00 above and have the resolution 1024x768. The
switch supported neutral web browser interface
Initial
Configuration
This chapter instructs you how to configure and manage the VIP-NET-4804PP-1G through
the web user interface. With this facility, you can easily access and monitor through any one
port of the switch all the status of the switch, including MIBs status, each port activity,
Spanning tree status, port aggregation status, multicast traffic, VLAN and priority status, even
illegal access record and so on.
The default values of the VIP-NET-4804PP-1G are listed in the table below:
After the VIP-NET-4804PP-1G has been finished configuration it interface, you can browse it.
For instance, type http://192.168.1.1 in the address row in a browser, it will show the
following screen and ask you inputting username and password in order to login and access
authentication.
The default username is “admin” and password is empty. For the first time to use, please
enter the default username and password, and then click the <Login> button. The login
process now is completed. In this login menu, you have to input the complete username and
password respectively, the VIP-NET-4804PP-1G will not give you a shortcut to username
automatically. This looks inconvenient, but safer.
In the VIP-NET-4804PP-1G, allowed two or more users using administrator’s identity to
manage this switch, which administrator to do the last setting, it will be an available
configuration to effect the system.
NOTE:
The Switch default ip 192.168.1.1
Figure 1: The login page
4
System
This section describes basic configuration tasks which includes System Information and any management of the
switch (e.g. Time, Account, IP, Syslog and NTP)
2-1 System Information
You can identify the system by configuring system name, location and the contact of the switch.
The switch system’s contact information is provided here.
Web interface
To configure System Information in the web interface:
1. Click System and System Information.
2. Write System Name, Location, Contact information in this page.
3. Click Apply
Parameter description:
Figure 2-1: System Information
•Model Name :
Displays the factory defined model name for identification purpose.
• System Description :
Displays the system description.
• Location :
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The system location configured in Configuration | System | Information | System Location.
• Contact :
The system contact configured in Configuration | System | Information | System Contact.
• System name :
Displays the user-defined system name that configured in System | System Information | Configuration |
System Name.
• System Date :
The current (GMT) system time and date. The system time is obtained through the Timing server running
on the switch, if any.
• System Uptime :
The period of time the device has been operational.
• Bootloader Version :
Displays the current boot loader version number.
• Firmware Version :
The software version of this switch.
• Hardware Version :
Displays the hardware version of the device.
• Mechanical Version :
Displays the mechanical version of the device.
• Series Number :
The serial number of this switch.
• MAC Address :
The MAC Address of this switch.
• Fan Speed :
Displays the information about fan speed [rpm].
• Te mp era t ur e 1 :
Displays the temperature 1 of the system.
• Te mp era t ur e 2 :
Displays the temperature 2 of the system.
• CPU Load (100ms, 1s, 10s) :
Displays the CPU loading (100ms, 1s, 10s) of the system.
Buttons
•Apply :
Click to save changes.
• Reset :
Click to undo any changes made locally and revert to previously saved values.
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2-2 IP Address
Settings
The IPv4 address for the switch could be obtained via DHCP Server for VLAN 1. To manually configure an address,
you need to change the switch's default settings to values that are compatible with your network. You may also need
to establish a default gateway between the switch and management stations that exist on another network segment.
Configure the IP basic settings
Web Interface
To configure an IP Settings in the web interface:
1. Click System, IP Address and Settings.
2. Enable or Disable the IPv4 DHCP Client.
3. Specify the IPv4 Address, Subnet Mask, Gateway.
4. Select DNS Server.
5. Click Apply
Parameter description:
•IPv4 DHCP Client Enable :
Enable the DHCP client by checking this box. If this option is enabled, the system will configure the IPv4
address and mask of the interface using the DHCP protocol. The DHCP client will announce the
configured System Name as hostname to provide DNS lookup.
•IPv4 Address :
Figure 2-2.1: The IP settings
The IPv4 address of the interface in dotted decimal notation.
If DHCP is enabled, this field is not used. The field may also be left blank if IPv4 operation on the
interface is not desired.
• Subnet Mask :
User IP subnet mask of the entry.
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• Gateway :
The IP address of the IP gateway. Valid format is dotted decimal notationor a valid IPv6 notation.
Gateway and Network must be of the same type.
• DNS Server :
This setting controls the DNS name resolution done by the switch.
There are four servers available for configuration, and the index of the server presents the preference
(less index has higher priority) in doing DNS name resolution.
The following modes are supported:
nNo DNS server
No DNS server will be used.
nConfigured IPv4
Explicitly provide the valid IPv4 unicast address of the DNS Server in dotted decimal notation.
Make sure the configured DNS server could be reachable (e.g. via PING) for activating DNS service.
nConfigured IPv6
Explicitly provide the valid IPv6 unicast (except linklocal) address of the DNS Server.
Make sure the configured DNS server could be reachable (e.g. via PING6) for activating DNS service.
n From any DHCPv4 interfaces
n From this DHCPv4 interface
n From any DHCPv6 interfaces
n From this DHCPv6 interface
Buttons
•Apply :
The first DNS server offered from a DHCPv4 lease to a DHCPv4-enabled interface will be used.
Specify from which DHCPv4-enabled interface a provided DNS server should be preferred.
The first DNS server offered from a DHCPv6 lease to a DHCPv6-enabled interface will be used.
Specify from which DHCPv6-enabled interface a provided DNS server should be preferred.
Click to save changes.
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Advanced Settings
Configure the switch-managed IP information on this page
Configure IP basic settings, control IP interfaces and IP routes.
The maximum number of interfaces supported is 8 and the maximum number of routes is 8.
Web Interface
To configure an Advanced Settings in the web interface:
1. Click System, IP Address and Advanced Settings.
2. Click Add Interface then you can create new Interface on the switch.
3. Click Add Route then you can create new Route on the switch.
4. Click Apply.
Figure 2-2.2: The advanced IP settings
Parameter description:
Basic Setting
•Mode :
Configure whether the IP stack should act as a Host or a Router. In Host mode, IP traffic between
interfaces will not be routed. In Router mode traffic is routed between all interfaces.
• DNS Server :
This setting controls the DNS name resolution done by the switch.
There are four servers available for configuration, and the index of the server presents the preference
(less index has higher priority) in doing DNS name resolution.
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The following modes are supported:
nNo DNS server
No DNS server will be used.
nConfigured IPv4
Explicitly provide the valid IPv4 unicast address of the DNS Server in dotted decimal notation.
Make sure the configured DNS server could be reachable (e.g. via PING) for activating DNS service.
nConfigured IPv6
Explicitly provide the valid IPv6 unicast (except linklocal) address of the DNS Server.
Make sure the configured DNS server could be reachable (e.g. via PING6) for activating DNS service.
nFrom any DHCPv4 interfaces
The first DNS server offered from a DHCPv4 lease to a DHCPv4-enabled interface will be used.
nFrom this DHCPv4 interface
Specify from which DHCPv4-enabled interface a provided DNS server should be preferred.
nFrom any DHCPv6 interfaces
The first DNS server offered from a DHCPv6 lease to a DHCPv6-enabled interface will be used.
nFrom this DHCPv6 interface
Specify from which DHCPv6-enabled interface a provided DNS server should be preferred.
• DNS Proxy :
When DNS proxy is enabled, system will relay DNS requests to the currently configured DNS server, and
reply as a DNS resolver to the client devices on the network.
Only IPv4 DNS proxy is now supported.
IP Interfaces
•Delete :
Select this option to delete an existing IP interface.
• VLAN :
The VLAN associated with the IP interface. Only ports in this VLAN will be able to access the IP interface.
This field is only available for input when creating an new interface.
• IPv4 DHCP Enabled :
Enable the DHCP client by checking this box. If this option is enabled, the system will configure the IPv4
address and mask of the interface using the DHCP protocol. The DHCP client will announce the
configured System Name as hostname to provide DNS lookup.
• IPv4 DHCP Fallback Timeout :
The number of seconds for trying to obtain a DHCP lease. After this period expires, a configured IPv4
address will be used as IPv4 interface address. A value of zero disables the fallback mechanism, such
that DHCP will keep retrying until a valid lease is obtained. Legal values are 0 to 4294967295 seconds.
• IPv4 DHCP Current Lease :
For DHCP interfaces with an active lease, this column show the current interface address, as provided
by the DHCP server.
• IPv4 Address :
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The IPv4 address of the interface in dotted decimal notation.
If DHCP is enabled, this field is not used. The field may also be left blank if IPv4 operation on the
interface is not desired.
• IPv4 Mask Length :
The IPv4 network mask, in number of bits (prefix length). Valid values are between 0 and 30 bits for a
IPv4 address.
If DHCP is enabled, this field is not used. The field may also be left blank if IPv4 operation on the
interface is not desired.
• DHCPv6 Enable
Enable the DHCPv6 client by checking this box. If this option is enabled, the system will configure the
IPv6 address of the interface using the DHCPv6 protocol.
• DHCPv6 Rapid Commit
Enable the DHCPv6 Rapid-Commit option by checking this box. If this option is enabled, the DHCPv6
client terminates the waiting process as soon as a Reply message with a Rapid Commit option is
received.
This option is only manageable when DHCPv6 client is enabled.
• DHCPv6 Current Lease
For DHCPv6 interface with an active lease, this column shows the interface address provided by the
DHCPv6 server.
• IPv6 Address :
The IPv6 address of the interface. A IPv6 address is in 128-bit records represented as eight fields of up
to four hexadecimal digits with a colon separating each field (:). For example, fe80::215:c5ff:fe03:4dc7.
The symbol :: is a special syntax that can be used as a shorthand way of representing multiple 16-bit
groups of contiguous zeros; but it can appear only once. It can also represent a legally valid IPv4
address. For example, ::192.1.2.34.
The field may be left blank if IPv6 operation on the interface is not desired.
• IPv6 Mask Length :
The IPv6 network mask, in number of bits (prefix length). Valid values are between 1 and 128 bits for a
IPv6 address.
The field may be left blank if IPv6 operation on the interface is not desired.
IP Routes
•Delete :
Select this option to delete an existing IP route.
• Network :
The destination IP network or host address of this route. Valid format is dotted decimal notation or a
valid IPv6 notation. A default route can use the value 0.0.0.0 or IPv6 :: notation.
• Mask Length :
The destination IP network or host mask, in number of bits (prefix length). It defines how much of a
network address that must match, in order to qualify for this route. Valid values are between 0 and 32
bits respectively 128 for IPv6 routes. Only a default route will have a mask length of 0 (as it will match
anything).
• Gateway :
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The IP address of the IP gateway. Valid format is dotted decimal notation or a valid IPv6 notation.
Gateway and Network must be of the same type.
• Next Hop VLAN (Only for IPv6) :
The VLAN ID (VID) of the specific IPv6 interface associated with the gateway.
The given VID ranges from 1 to 4094 and will be effective only when the corresponding IPv6 interface
is valid.
If the IPv6 gateway address is link-local, it must specify the next hop VLAN for the gateway.
If the IPv6 gateway address is not link-local, system ignores the next hop VLAN for the gateway.
Buttons
•Add Interface :
Click to add a new IP interface. A maximum of 8 interfaces is supported.
• Add Route :
Click to add a new IP route. A maximum of 8 routes is supported.
• Apply :
Click to save changes.
• Reset :
Click to undo any changes made locally and revert to previously saved values.
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Status
This page displays the status of the IP protocol layer. The status is defined by the IP interfaces, the IP routes and
the neighbor cache (ARP cache) status.
Web Interface
To display the log configuration in the web interface:
1. Click System, IP Address and Status.
2. Display the IP Configuration information.
Parameter description:
IP Interfaces
•Interface :
Show the name of the interface.
• Type :
Show the address type of the entry. This may be LINK or IPv4.
• Address :
Show the current address of the interface (of the given type).
• Status :
Show the status flags of the interface (and/or address).
IP Routes
•Network :
Show the destination IP network or host address of this route.
Figure 2-2.3: The IP Status
•Gateway :
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Show the gateway address of this route.
• Status :
Show the status flags of the route.
Neighbor cache
•IP Address :
Show the IP address of the entry.
• Link Address :
Show the Link (MAC) address for which a binding to the IP address given exist.
Buttons
•Auto-refresh :
Figure 2-2.3: The IP Status buttons
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
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2-3 System Time
Set the system time manually or automatically via NTP. To manually set the system time, input “Year”, “Month”,
“Day”, “Hour” and “Minute” within the valid value range indicated in each item.
Web Interface
To configure Time in the web interface:
1. Click System and System Time
2. Specify the Time parameter.
3. Click Apply.
Figure 2-3: The time configuration
Parameter description:
Time Configuration
•Clock Source :
There are two modes for configuring how the Clock Source from. Select "Local Settings" : Clock Source
from Local Time. Select "NTP Server" : Clock Source from NTP Server.
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NOTE:“Start Time Settings” and “End Time Settings” are displayed as set
on the “Start Time Settings” and “End Time Settings” field information.
• System Date :
Show the current time of the system. The year of system date limits between 2000 and 2037.
Time Zone Configuration
•Time Zone :
Lists various Time Zones worldwide. Select appropriate Time Zone from the drop down and click Apply
to set.
• Acronym :
User can set the acronym of the time zone. This is a User configurable acronym to identify the time
zone. (Range: Up to 16 characters)
Daylight Saving Time Configuration
•Daylight Saving Time :
This is used to set the clock forward or backward according to the configurations set below for a
defined Daylight Saving Time duration. Select 'Disable' to disable the Daylight Saving Time
configuration. Select 'Recurring' and configure the Daylight Saving Time duration to repeat the
configuration every year. Select 'Non-Recurring' and configure the Daylight Saving Time duration for
single time configuration. (Default: Disabled).
Recurring Configuration
•Start time settings :
Week - Select the starting week number.
Day - Select the starting day.
Month - Select the starting month.
Hours - Select the starting hour.
Minutes - Select the starting minute.
• End time settings :
Week - Select the ending week number.
Day - Select the ending day.
Month - Select the ending month.
Hours - Select the ending hour.
Minutes - Select the starting minute.
• Offset settings :
Offset - Enter the number of minutes to add during Daylight Saving Time. (Range: 1 to 1440)
Buttons
• Apply :
Click to save changes.
• Reset :
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Click to undo any changes made locally and revert to previously saved values.
• Configure NTP Server :
Click to configure NTP server, When Clock Source select from NTP Server.
Figure 2-3: The Configure NTP Server button
NTP is Network Time Protocol and is used to sync the network time-based Greenwich Mean Time (GMT). If
use the NTP mode and select a built-in NTP time server or manually specify a user-defined NTP server as
well as Time Zone, the switch will sync the time in a short after pressing <Apply> button. Though it
synchronizes the time automatically, NTP does not update the time periodically without user’s processing.
Time Zone is an offset time of GMT. You have to select the time zone first and then perform time sync via
NTP because the switch will combine this time zone offset and updated NTP time to come out the local time,
otherwise, you will not able to get the correct time. The switch supports configurable time zone from –12
to +13 step 1 hour.
Default Time zone: +8 Hrs.
Parameter description :
•Server 1 to 5:
Provide the NTP IPv4 or IPv6 address of this switch. IPv6 address is in 128-bit records represented as
eight fields of up to four hexadecimal digits with a colon separating each field (:). For example,
'fe80::215:c5ff:fe03:4dc7'. The symbol '::' is a special syntax that can be used as a shorthand way of
representing multiple 16-bit groups of contiguous zeros; but it can only appear once. It can also represent
a legally valid IPv4 address. For example, '::192.1.2.34'.
Figure 2-3: The SNTP configuration
Buttons
These buttons are displayed on the SNTP page:
•Apply:
Click to save changes.
•Reset:
Click to undo any changes made locally and revert to previously saved values.
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2-4 LLDP
The switch supports the LLDP. For current information on your switch model, The Link Layer Discovery
Protocol (LLDP) provides a standards-based method for enabling switches to advertise themselves to
adjacent devices and to learn about adjacent LLDP devices. The Link Layer Discovery Protocol (LLDP) is a
vendor-neutral Link Layer protocol in the Internet Protocol Suite used by network devices for advertising
their identity, capabilities, and neighbors on a IEEE 802 local area network, principally wired Ethernet. The
protocol is formally referred to by the IEEE as Station and Media Access Control Connectivity Discovery
specified in standards document IEEE 802.1AB.
LLDP Configuration
You can per port to do the LLDP configuration and the detail parameters, the settings will take effect
immediately. This page allows the user to inspect and configure the current LLDP port settings.
Web Interface
To configure LLDP:
1. Click System, LLDP and LLDP configuration.
2. Modify LLDP timing parameters.
3. Set the required mode for transmitting or receiving LLDP messages.
4. Specify the information to include in the TLV field of advertised messages.
5. Click Apply.
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Parameter description:
LLDP Parameters
•Tx Interval:
The switch periodically transmits LLDP frames to its neighbors for having the network discovery
information up-to-date. The interval between each LLDP frame is determined by the Tx Interval value.
Val id val ues are re stricte d t o 5 - 32768 seconds.
• Tx Hold:
Each LLDP frame contains information about how long the information in the LLDP frame shall be
considered valid. The LLDP information valid period is set to Tx Hold multiplied by Tx Interval seconds.
Val id val ues are re stricte d t o 2 - 10 times.
Figure 2-4.1: The LLDP Configuration
•Tx Delay:
If some configuration is changed (e.g. the IP address) a new LLDP frame is transmitted, but the time
between the LLDP frames will always be at least the value of Tx Delay seconds. Tx Delay cannot be larger
than 1/4 of the Tx Interval value. Valid values are restricted to 1 - 8192 seconds.
•Tx Reinit:
When a port is disabled, LLDP is disabled or the switch is rebooted, an LLDP shutdown frame is
transmitted to the neighboring units, signaling that the LLDP information isn't valid anymore. Tx Reinit
controls the number of seconds between the shutdown frame and a new LLDP initialization. Valid values
are restricted to 1 - 10 seconds.
LLDP Port Configuration
The LLDP port settings relate to the currently selected, as reflected by the page header.
• Port:
The switch port number of the logical LLDP port.
• Mode:
Select LLDP mode.
Rx only: The switch will not send out LLDP information, but LLDP information from neighbor units is
analyzed.
Tx only: The switch will drop LLDP information received from neighbors but will send out LLDP
information.
Disabled: The switch will not send out LLDP information and will drop LLDP information received from
neighbors.
Enabled: the switch will send out LLDP information and will analyze LLDP information received from
neighbors.
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NOTE:When CDP awareness on a port is disabled the CDP information
isn't removed immediately, only when the hold time is exceeded.
•CDP Aware:
Select CDP awareness.
The CDP operation is restricted to decode incoming CDP frames (The switch doesn't transmit CDP frames).
CDP frames are only decoded if LLDP on the port is enabled.
Only CDP TLVs that can be mapped to a corresponding field in the LLDP neighbors’ table are decoded. All
other TLVs are discarded (Unrecognized CDP TLVs and discarded CDP frames are not shown in the LLDP
statistics.). CDP TLVs are mapped onto LLDP neighbors’ table as shown below.
CDP TLV "Device ID" is mapped to the LLDP "Chassis ID" field.
CDP TLV "Address" is mapped to the LLDP "Management Address" field. The CDP address TLV can contain
multiple addresses, but only the first address is shown in the LLDP neighbors’ table.
CDP TLV "Port ID" is mapped to the LLDP "Port ID" field.
CDP TLV "Version and Platform" is mapped to the LLDP "System Description" field.
Both the CDP and LLDP support "system capabilities", but the CDP capabilities cover capabilities that are
not part of the LLDP. These capabilities are shown as "others" in the LLDP neighbors’ table.
If all ports have CDP awareness disabled, the switch forwards CDP frames received from neighbor devices.
If at least one port has CDP awareness enabled all CDP frames are terminated by the switch.
• Trap:
LLDP trapping notifies events such as newly-detectedneighboring devices and link malfunctions.
• Port Descr:
Optional TLV: When checked the "port description" is included in LLDP information transmitted.
• Sys Name:
Optional TLV: When checked the "system name" is included in LLDP information transmitted.
• Sys Descr :
Optional TLV: When checked the "system description" is included in LLDP information transmitted.
•Sys Capa:
Optional TLV: When checked the "system capability" is included in LLDP information transmitted.
• Mgmt Addr:
Optional TLV: When checked the "management address" is included in LLDP information transmitted.
Buttons
•Apply:
Click to save changes.
• Reset:
Click to undo any changes made locally and revert to previously saved values.
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LLDP-MED Configuration
Media Endpoint Discovery is an enhancement of LLDP, known as LLDP-MED that provides the following
facilities:
Auto-discovery of LAN policies (such as VLAN, Layer 2 Priority and Differentiated services (Diffserv) settings)
enabling plug and play networking.
Device location discovery to allow creation of location databases and, in the case of Voice over Internet
Protocol (VoIP), Enhanced 911 services.
Extended and automated power management of Power over Ethernet (PoE) end points.
Inventory management, allowing network administrators to track their network devices, and determine
their characteristics (software and hardware versions, and serial or asset number).
This page allows you to configure the LLDP-MED. This function applies to VoIP devices which support LLDPMED.
Web Interface
To configure LLDP-MED:
1. Click System, LLDP and LLDP-MED Configuration.
2. Modify Fast start repeat count parameter, default is 4.
3. Modify Transmit TLVs parameters.
4. Modify Coordinates Location parameters.
5. Fill Civic Address Location parameters.
6. Fill Emergency Call Service parameters.
7. Add new policy.
8. Click Apply, will show following Policy Port Configuration.
9. Select Policy ID for each port.
10. Click Apply.
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Parameter description :
Fast start repeat count
Rapid startup and Emergency Call Service Location Identification Discovery of endpoints is a critically
important aspect of VoIP systems in general. In addition, it is best to advertise only those pieces of
information which are specifically relevant to particular endpoint types (for example only advertise the
voice network policy to permitted voice-capable devices), both in order to conserve the limited LLDPU space
and to reduce security and system integrity issues that can come with inappropriate knowledge of the
network policy.
With this in mind LLDP-MED defines an LLDP-MED Fast Start interaction between the protocol and the
application layers on top of the protocol, in order to achieve these related properties. Initially, a Network
Connectivity Device will only transmit LLDP TLVs in an LLDPDU. Only after an LLDP-MED Endpoint Device is
detected, will an LLDP-MED capable Network Connectivity Device start to advertise LLDP-MED TLVs in
outgoing LLDPDUs on the associated port. The LLDP-MED application will temporarily speed up the
transmission of the LLDPDU to start within a second, when a new LLDP-MED neighbor has been detected
in order share LLDP-MED information as fast as possible to new neighbors.
Because there is a risk of an LLDP frame being lost during transmission between neighbors, it is
recommended to repeat the fast start transmission multiple times to increase the possibility of the
neighbors receiving the LLDP frame. With Fast start repeat count it is possible to specify the number of
times the fast start transmission would be repeated. The recommended value is 4 times, given that 4 LLDP
frames with a 1 second interval will be transmitted, when an LLDP frame with new information is received.
Figure 2-4.2: The LLDP-MED Configuration
It should be noted that LLDP-MED and the LLDP-MED Fast Start mechanism is only intended to run on links
between LLDP-MED Network Connectivity Devices and Endpoint Devices, and as such does not apply to
links between LAN infrastructure elements, including Network Connectivity Devices, or other types of links.
Transmit TLVs
•Port :
The interface name to which the configuration applies.
• Capabilities :
When checked the switch's capabilities is included in LLDP-MED information transmitted.
• Policies :
When checked the configured policies for the interface is included in LLDP-MED information
transmitted.
• Location :
When checked the configured location information for the switch is included in LLDP-MED information
transmitted.
• PoE :
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When checked the configured PoE (Power Over Ethernet) information for the interface is included
in LLDP-MED information transmitted.
• Device Type :
Any LLDP-MED Device is operating as a specific type of LLDP-MED Device, which may be either a
Network Connectivity Device or a specific Class of Endpoint Device, as defined below.
A Network Connectivity Device is a LLDP-MED Device that provides access to the IEEE 802 based LAN
infrastructure for LLDP-MED Endpoint Devices
An LLDP-MED Network Connectivity Device is a LAN access device based on any of the following
technologies :
1. LAN Switch/Router
2. IEEE 802.1 Bridge
3. IEEE 802.3 Repeater (included for historical reasons)
4. IEEE 802.11 Wireless Access Point
5. Any device that supports the IEEE 802.1AB and MED extensions that can relay IEEE 802 frames via any
method.
An Endpoint Device a LLDP-MED Device that sits at the network edge and provides some aspect of IP
communications service, based on IEEE 802 LAN technology.
The main difference between a Network Connectivity Device and an Endpoint Device is that only
an Endpoint Device can start the LLDP-MED information exchange.
Even though a switch always should be a Network Connectivity Device, it is possible to configure it to act
as an Endpoint Device, and thereby start the LLDP-MED information exchange (In the case where two
Network Connectivity Devices are connected)
Coordinates Location
•Latitude:
Latitude SHOULD be normalized to within 0-90 degrees with a maximum of 4 digits.
It is possible to specify the direction to either North of the equator or South of the equator.
• Longitude:
Longitude SHOULD be normalized to within 0-180 degrees with a maximum of 5 digits.
It is possible to specify the direction to either East of the prime meridian or West of the prime meridian.
• Altitude:
Altitude SHOULD be normalized to within -32767 to 32767 with a maximum of 4 digits.
It is possible to select between two altitude types (floors or meters).
Meters: Representing meters of Altitude defined by the vertical datum specified.
Floors: Representing altitude in a form more relevant in buildings which have different floor-to-floor
dimensions. An altitude = 0.0 is meaningful even outside a building, and represents ground level at the
given latitude and longitude. Inside a building, 0.0 represents the floor level associated with ground level
at the main entrance.
• Map Datum:
The Map Datum is used for the coordinates given in these options:
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WGS84: (Geographical 3D) - World Geodesic System 1984, CRS Code 4327, and Prime Meridi an Name:
Greenwich.
NAD83/NAVD88: North American Datum 1983, CRS Code 4269, Prime Meridian Name: Greenwich; the
associated vertical datum is the North American Vertical Datum of 1988 (NAVD88). This datum pair is to
be used when referencing locations on land, not near tidal water (which would use Datum =
NAD83/MLLW).
NAD83/MLLW: North American Datum 1983, CRS Code 4269, Prime Meridian Name: Greenwich; the
associated vertical datum is Mean Lower Low Water (MLLW). This datum pair is to be used when
referencing locations on water/sea/ocean.
Civic Address Location
IETF Geopriv Civic Address based Location Configuration Information (Civic Address LCI).
• Country code:
The two-letter ISO 3166 country code in capital ASCII letters - Example: DK, DE or US.
• State/Province:
National subdivisions (state, canton, region, province, prefecture).
• County:
County, parish, gun (Japan), district.
• City:
City, township, shi (Japan) - Example: Copenhagen.
• City district :
City division, borough, city district, ward, chou (Japan).
• Block (Neighborhood) :
Neighborhood, block.
• Street :
Street - Example: Poppelvej.
• Leading street direction :
Leading street direction - Example: N.
• Trail ing st reet suffix :
Tra iling stre et s uffix - Example: SW.
• Street suffix :
Street suffix - Example: Ave, Platz.
• House no. :
House number - Example: 21.
• House no. suffix :
House number suffix - Example: A, 1/2.
• Landmark :
Landmark or vanity address - Example: Columbia University.
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• Additional location info :
Additional location info - Example: South Wing.
• Name :
Name (residence and office occupant) - Example: Flemming Jahn.
• Zip code :
Postal/zip code - Example: 2791.
• Building :
Building (structure) - Example: Low Library.
• Apartment :
Unit (Apartment, suite) - Example: Apt 42.
• Floor :
Floor - Example: 4.
• Room no. :
Room number - Example: 450F.
• Place type :
Place type - Example: Office.
•Postal community name :
Postal community name - Example: Leonia.
• P. O . B ox :
Post office box (P.O. BOX) - Example: 12345.
• Additional code :
Additional code - Example: 1320300003.
Emergency Call Service:
Emergency Call Service (e.g. E911 and others), such as defined by TIA or NENA.
• Emergency Call Service :
Emergency Call Service ELIN identifier data format is defined to carry the ELIN identifier as used during
emergency call setup to a traditional CAMA or ISDN trunk-based PSAP. This format consists of a numerical
digit string, corresponding to the ELIN to be used for emergency calling.
Policies
Network Policy Discovery enables the efficient discovery and diagnosis of mismatch issues with the VLAN
configuration, along with the associated Layer 2 and Layer 3 attributes, which apply for a set of specific
protocol applications on that port. Improper network policy configurations are a very significant issue in
VoIP environments that frequently result in voice quality degradation or loss of service.
Policies are only intended for use with applications that have specific 'real-time' network policy
requirements, such as interactive voice and/or video services.
The network policy attributes advertised are:
1. Layer 2 VLAN ID (IEEE 802.1Q-2003)
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2. Layer 2 priority value (IEEE 802.1D-2004)
3. Layer 3 Diffserv code point (DSCP) value (IETF RFC 2474)
This network policy is potentially advertised and associated with multiple sets of application types
supported on a given port. The application types specifically addressed are:
1. Voice
2. Guest Voice
3. Softphone Voice
4. Video Conferencing
5. Streaming Video
6. Control / Signaling (conditionally support a separate network policy for the media types above)
A large network may support multiple VoIP policies across the entire organization, and different policies
per application type. LLDP-MED allows multiple policies to be advertised per port, each corresponding to a
different application type. Different ports on the same Network Connectivity Device may advertise different
sets of policies, based on the authenticated user identity or port configuration.
It should be noted that LLDP-MED is not intended to run on links other than between Network
Connectivity Devices and Endpoints, and therefore does not need to advertise the multitude of network
policies that frequently run on an aggregated link interior to the LAN.
• Delete :
Check to delete the policy. It will be deleted during the next save.
• Policy ID :
ID for the policy. This is auto generated and shall be used when selecting the polices that shall be mapped
to the specific ports.
• Application Type :
Intended use of the application types:
1. Voice - for use by dedicated IP Telephony handsets and other similar appliances supporting interactive
voice services. These devices are typically deployed on a separate VLAN for ease of deployment and
enhanced security by isolation from data applications.
2. Voice Signaling (conditional) - for use in network topologies that require a different policy for the voice
signaling than for the voice media. This application type should not be advertised if all the same network
policies apply as those advertised in the Voice application policy.
3. Guest Voice - support a separate 'limited feature-set' voice service for guest users and visitors with
their own IP Telephony handsets and other similar appliances supporting interactive voice services.
4. Guest Voice Signaling (conditional) - for use in network topologies that require a different policy for
the guest voice signaling than for the guest voice media. This application type should not be advertised
if all the same network policies apply as those advertised in the Guest Voice application policy.
5. Softphone Voice - for use by softphone applications on typical data centric devices, such as PCs or
laptops. This class of endpoints frequently does not support multiple VLANs, if at all, and are typically
configured to use an 'untagged' VLAN or a single 'tagged' data specific VLAN. When a network policy is
defined for use with an 'untagged' VLAN (see Tagged flag below), then the L2 priority field is ignored and
only the DSCP value has relevance.
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6. Video Conferencing - for use by dedicated Video Conferencing equipment and other similar appliances
supporting real-time interactive video/audio services.
7. Streaming Video - for use by broadcast or multicast based video content distribution and other similar
applications supporting streaming video services that require specific network policy treatment. Video
applications relying on TCP with buffering would not be an intended use of this application type.
8. Video Signaling (conditional) - for use in network topologies that require a separate policy for the video
signaling than for the video media. This application type should not be advertised if all the same network
policies apply as those advertised in the Video Conferencing application policy.
• Tag :
Tag i nd ic at in g whe th er t he s pec if ie d ap pl ic at io n ty pe i s us in g a 't ag ge d' or an 'untagged' VLAN.
Untagged indicates that the device is using an untagged frame format and as such does not include a tag
header as defined by IEEE 802.1Q-2003. In this case, both the VLAN ID and the Layer 2 priority fields are
ignored and only the DSCP value has relevance.
Tag ge d ind ic at es t ha t t he d ev ic e is us in g t he I EE E 80 2. 1Q ta gg ed fr am e fo rm at , a nd t hat b oth the VLAN
ID and the Layer 2 priority values are being used, as well as the DSCP value. The tagged format includes
an additional field, known as the tag header. The tagged frame format also includes priority tagged
frames as defined by IEEE 802.1Q-2003.
• VLAN ID :
VLAN identifier (VID) for the port as defined in IEEE 802.1Q-2003.
•L2 Priority :
L2 Priority is the Layer 2 priority to be used for the specified application type. L2 Priority may specify one
of eight priority levels (0 through 7), as defined by IEEE 802.1D-2004. A value of 0 represents use of the
default priority as defined in IEEE 802.1D-2004.
• DSCP :
DSCP value to be used to provide Diffserv node behavior for the specified application type as defined in
IETF RFC 2474. DSCP may contain one of 64 code point values (0 through 63). A value of 0 represents use
of the default DSCP value as defined in RFC 2475.
Port Policies Configuration :
Every port may advertise a unique set of network policies or different attributes for the same network
policies, based on the authenticated user identity or port configuration.
• Port :
The port number to which the configuration applies.
• Policy Id :
The set of policies that shall apply to a given port. The set of policies is selected by check marking the
checkboxes that corresponds to the policies.
Buttons
•Adding New Policy :
Click to add a new policy. Specify the Application type, Tag, VLAN ID, L2 Priority and DSCP for the new
policy. Click "Apply".
•Apply :
Click to save changes.
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• Reset :
Click to undo any changes made locally and revert to previously saved values.
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NOTE:If there is no device that supports LLDP in your network then the
table will show “No LLDP neighbor information found”.
LLDP Neighbor
This page provides a status overview for all LLDP neighbors. The displayed table contains a row for each
port on which an LLDP neighbor is detected. The columns hold the following information:
Web Interface
To show LLDP neighbors:
1. Click System, LLDP and LLDP Neighbor.
2. Click Refresh for manual update web screen.
3. Click Auto-refresh for auto-update web screen.
Parameter description:
•Local Port :
The port on which the LLDP frame was received.
• Chassis ID :
The Chassis ID is the identification of the Neighbor's LLDP frames.
• Port ID :
The Remote Port ID is the identification of the neighbor port.
• Port Description :
Port Description is the port description advertised by the neighbor unit.
• System Name :
System Name is the name advertised by the neighbor unit.
Figure 2-4.3: The LLDP Neighbor information
•System Capabilities :
System Capabilities describes the neighbor unit's capabilities. The possible capabilities are:
1. Other
2. Repeater
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3. Bridge
4. WLAN Access Point
5. Router
6. Te le p ho n e
7. DOCSIS cable device
8. Station only
9. Reserved
When a capability is enabled, the capability is followed by (+). If the capability is disabled, the capability
is followed by (-).
• System Description
Displays the system description.
•Management Address :
Management Address is the neighbor unit's address that is used for higher layer entities to assist
discovery by the network management. This could for instance hold the Neighbor's IP address.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
Figure 2-4.3: The LLDP Neighbor buttons
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NOTE:If there is no device that supports LLDP-MED in your network then
the table will show “No LLDP-MED neighbor information found”.
LLDP-MED Neighbor
This page provides a status overview of all LLDP-MED neighbors. The displayed table contains a row for each
port on which an LLDP neighbor is detected. This function applies to VoIP devices which support LLDP-MED.
The columns hold the following information:
Web Interface
To show LLDP-MED neighbor:
1. Click System, LLDP and LLDP-MED Neighbor.
2. Click Refresh for manual update web screen.
3. Click Auto-refresh for auto-update web screen.
Parameter description
•Port :
The port on which the LLDP frame was received.
• Device Type :
LLDP-MED Devices are comprised of two primary Device Types: Network Connectivity Devices and
Endpoint Devices.
LLDP-MED Network Connectivity Devices, as defined in TIA-1057, provide access to the IEEE 802 based
LAN infrastructure for LLDP-MED Endpoint Devices. An LLDP-MED Network Connectivity Device is a LAN
access device based on any of the following technologies:
1. LAN Switch/Router
2. IEEE 802.1 Bridge
Figure 2-4.4: The LLDP-MED Neighbor information
n LLDP-MED Network Connectivity Device Definition
3. IEEE 802.3 Repeater (included for historical reasons)
4. IEEE 802.11 Wireless Access Point
5. Any device that supports the IEEE 802.1AB and MED extensions defined by TIA-1057 and can relay IEEE
802 frames via any method.
n LLDP-MED Endpoint Device Definition :
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LLDP-MED Endpoint Devices, as defined in TIA-1057, are located at the IEEE 802 LAN network edge, and
participate in IP communication service using the LLDP-MED framework.
Within the LLDP-MED Endpoint Device category, the LLDP-MED scheme is broken into further Endpoint
Device Classes, as defined in the following.
Each LLDP-MED Endpoint Device Class is defined to build upon the capabilities defined for the previous
Endpoint Device Class. For-example will any LLDP-MED Endpoint Device claiming compliance as a Media
Endpoint (Class II) also support all aspects of TIA-1057 applicable to Generic Endpoints (Class I), and any
LLDP-MED Endpoint Device claiming compliance as a Communication Device (Class III) will also support
all aspects of TIA-1057 applicable to both Media Endpoints (Class II) and Generic Endpoints (Class I).
n LLDP-MED Generic Endpoint (Class I) :
The LLDP-MED Generic Endpoint (Class I) definition is applicable to all endpoint products that require the
base LLDP discovery services defined in TIA-1057, however do not support IP media or act as an end-user
communication appliance. Such devices may include (but are not limited to) IP Communication
Controllers, other communication related servers, or any device requiring basic services as defined in
TIA-1057.
Discovery services defined in this class include LAN configuration, device location, network policy, power
management, and inventory management.
n LLDP-MED Media Endpoint (Class II) :
The LLDP-MED Media Endpoint (Class II) definition is applicable to all endpoint products that have IP
media capabilities however may or may not be associated with a particular end user. Capabilities include
all of the capabilities defined for the previous Generic Endpoint Class (Class I), and are extended to
include aspects related to media streaming. Example product categories expected to adhere to this class
include (but are not limited to) Voice / Media Gateways, Conference Bridges, Media Servers, and similar.
Discovery services defined in this class include media-type-specific network layer policy discovery.
The LLDP-MED Communication Endpoint (Class III) definition is applicable to all endpoint products that
act as end user communication appliances supporting IP media. Capabilities include all of the capabilities
defined for the previous Generic Endpoint (Class I) and Media Endpoint (Class II) classes, and are
extended to include aspects related to end user devices. Example product categories expected to adhere
to this class include (but are not limited to) end user communication appliances, such as IP Phones, PCbased softphones, or other communication appliances that directly support the end user.
Discovery services defined in this class include provision of location identifier (including ECS / E911
information), embedded L2 switch support, inventory management.
• LLDP-MED Capabilities :
LLDP-MED Capabilities describes the neighborhood unit's LLDP-MED capabilities. The possible
capabilities are:
1. LLDP-MED capabilities
2. Network Policy
n LLDP-MED Communication Endpoint (Class III) :
3. Location Identification
4. Extended Power via MDI - PSE
5. Extended Power via MDI - PD
6. Inventory
7. Reserved
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• Application Type :
Application Type indicating the primary function of the application(s) defined for this network policy,
advertised by an Endpoint or Network Connectivity Device. The possible application types are shown
below.
1. Voice - for use by dedicated IP Telephony handsets and other similar appliances supporting interactive
voice services. These devices are typically deployed on a separate VLAN for ease of deployment and
enhanced security by isolation from data applications.
2. Voice Signaling - for use in network topologies that require a different policy for the voice signaling
than for the voice media.
3. Guest Voice - to support a separate limited feature-set voice service for guest users and visitors with
their own IP Telephony handsets and other similar appliances supporting interactive voice services.
4. Guest Voice Signaling - for use in network topologies that require a different policy for the guest voice
signaling than for the guest voice media.
5. Softphone Voice - for use by softphone applications on typical data centric devices, such as PCs or
laptops.
6. Video Conferencing - for use by dedicated Video Conferencing equipment and other similar appliances
supporting real-time interactive video/audio services.
7. Streaming Video - for use by broadcast or multicast based video content distribution and other similar
applications supporting streaming video services that require specific network policy treatment. Video
applications relying on TCP with buffering would not be an intended use of this application type.
8. Video Signaling - for use in network topologies that require a separate policy for the video signaling
than for the video media.
• Policy :
Policy indicates that an Endpoint Device wants to explicitly advertise that the policy is required by the
device. Can be either Defined or Unknown
Unknown: The network policy for the specified application type is currently unknown.
Defined: The network policy is defined.
• TAG :
TAG is i nd ic at iv e of whether the specified application type is using a tagged or an untagged VLAN. Can
be Tagged or Untagged.
Untagged: The device is using an untagged frame format and as such does not include a tag header as
defined by IEEE 802.1Q-2003.
Tag ge d: T he d evi ce is using the IEEE 802.1Q tagged frame format.
• VLAN ID :
VLAN ID is the VLAN identifier (VID) for the port as defined in IEEE 802.1Q-2003. A value of 1 through
4094 is used to define a valid VLAN ID. A value of 0 (Priority Tagged) is used if the device is using priority
tagged frames as defined by IEEE 802.1Q-2003, meaning that only the IEEE 802.1D priority level is
significant and the default PVID of the ingress port is used instead.
• Priority :
Priority is the Layer 2 priority to be used for the specified application type. One of the eight priority levels
(0 through 7).
• DSCP :
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DSCP is the DSCP value to be used to provide Diffserv node behavior for the specified application type as
defined in IETF RFC 2474. Contain one of 64 code point values (0 through 63).
•Auto-negotiation
Auto-negotiation identifies if MAC/PHY auto-negotiation is supported by the link partner.
•Auto-negotiation status
Auto-negotiation status identifies if auto-negotiation is currently enabled at the link partner. If Auto-
negotiation is supported and Auto-negotiation status is disabled, the 802.3 PMD operating mode will
be determined the operational MAU type field value rather than by auto-negotiation.
•Auto-negotiation Capabilities
Auto-negotiation Capabilities shows the link partners MAC/PHY capabilities.
Buttons
Figure 2-4.4: The LLDP Neighbor buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
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LLDP Neighbor PoE
This page provides a status overview for all LLDP PoE neighbors. The displayed table contains a row for each
interface on which an LLDP PoE neighbor is detected. The columns hold the following information:
Web Interface
To show LLDP neighbor PoE:
1. Click System, LLDP and LLDP Neighbor PoE.
2. Click Refresh for manual update web screen.
3. Click Auto-refresh for auto-update web screen.
Parameter description
•Local Port :
The interface for this switch on which the LLDP frame was received.
• Power Type :
The Power Type represents whether the device is a Power Sourcing Entity (PSE) or Power Device (PD).
If the Power Type is unknown it is represented as "Reserved".
• Power Source :
The Power Source represents the power source being utilized by a PSE or PD device.
If the device is a PSE device it can either run on its Primary Power Source or its Backup Power Source. If
it is unknown whether the PSE device is using its Primary Power Source or its Backup Power Source it is
indicated as "Unknown"
If the device is a PD device it can either run on its local power supply or it can use the PSE as power
source. It can also use both its local power supply and the PSE.
If it is unknown what power supply the PD device is using it is indicated as "Unknown"
•Power Priority :
Figure 2-4.5: The LLDP Neighbor PoE information
Power Power Priority represents the priority of the PD device, or the power priority associated with the
PSE type device's interface that is sourcing the power. There are three levels of power priority. The three
levels are: Critical, High and Low.
If the power priority is unknown it is indicated as "Unknown"
• Maximum Power :
The Maximum Power Val ue con tains a numeri cal va lue th at indicates the maximum power in watts
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required by a PD device from a PSE device, or the minimum power a PSE device is capable of sourcing
over a maximum length cable based on its current configuration.
The maximum allowed value is 102.3 W. If the device indicates value higher than 102.3 W, it is
represented as "reserved"
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
Figure 2-4.5: The LLDP Neighbor PoE buttons
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LLDP Neighbor EEE
By using EEE power savings can be achieved at the expense of traffic latency. This latency occurs due to that
the circuits EEE turn off to save power, need time to boot up before sending traffic over the link. This time
is called "wakeup time". To achieve minimal latency, devices can use LLDP to exchange information about
their respective tx and rx "wakeup time ", as a way to agree upon the minimum wakeup time they need.
This page provides an overview of EEE information exchanged by LLDP.
Web Interface
To show LLDP neighbor EEE:
1. Click System, LLDP and LLDP Neighbor EEE.
2. Click Refresh for manual update web screen.
3. Click Auto-refresh for auto-update web screen.
Parameter description
•Local Port :
The interface at which LLDP frames are received or transmitted.
• Tx Tw :
The link partner's maximum time that transmit path can hold-off sending data after de-assertion of LPI.
• Rx Tw :
The link partner's time that receiver would like the transmitter to hold-off to allow time for the receiver
to wake from sleep.
• Fallback Receive Tw :
The link partner's fallback receives Tw.
A receiving link partner may inform the transmitter of an alternate desired Tw_sys_tx. Since a receiving
link partner is likely to have discrete levels for savings, this provides the transmitter with additional
information that it may use for a more efficient allocation. Systems that do not implement this option
default the value to be the same as that of the Receive Tw_sys_tx.
•Echo Tx Tw :
Figure 2-4.6: The LLDP Neighbor EEE information
The link partner's Echo Tx Tw value.
The respective echo values shall be defined as the local link partners reflection (echo) of the remote link
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partners respective values. When a local link partner receives its echoed values from the remote link
partner it can determine whether or not the remote link partner has received, registered and processed
its most recent values. For example, if the local link partner receives echoed parameters that do not
match the values in its local MIB, then the local link partner infers that the remote link partners request
was based on stale information.
• Echo Rx Tw :
The link partner's Echo Rx Tw value.
• Resolved Tx Tw :
The resolved Tx Tw for this link. Note : NOT the link partner
The resolved value that is the actual "tx wakeup time " used for this link (based on EEE information
exchanged via LLDP).
• Resolved Rx Tw :
The resolved Rx Tw for this link. Note : NOT the link partner
The resolved value that is the actual "tx wakeup time " used for this link (based on EEE information
exchanged via LLDP).
• EEE in Sync :
Shows whether the switch and the link partner have agreed on wake times.
Red - Switch and link partner have not agreed on wakeup times.
Green - Switch and link partner have agreed on wakeup times.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
Figure 2-4.6: The LLDP Neighbor EEE buttons
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LLDP Statistics
Two types of counters are shown. Global counters are counters that refer to the whole switch, while local
counters refer to per port counters for the currently selected switch.
Web Interface
To show LLDP Statistics:
1. Click System ,LLDP and LLDP Statistics.
2. Click Refresh for manual update web screen.
3. Click Auto-refresh for auto-update web screen.
4. Click Clear to clear all counters.
Figure 2-4.7: The LLDP Statistics information
Parameter description:
Global Counters
•Neighbor entries were last changed at :
It also shows the time when the last entry was last deleted or added. It also shows the time elapsed since
the last change was detected.
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• To ta l Neighbors Entries Added :
Shows the number of new entries added since switch reboot.
• To ta l Neighbors Entries Deleted :
Shows the number of new entries deleted since switch reboot.
• To ta l Neighbors Entries Dropped :
Shows the number of LLDP frames dropped due to the entry table being full.
• To ta l Neighbors Entries Aged Out :
Shows the number of entries deleted due to Time-To-Live expiring.
Local Counters
The displayed table contains a row for each port. The columns hold the following information:
• Local Port :
The port on which LLDP frames are received or transmitted.
• Tx Frames :
The number of LLDP frames transmitted on the port.
• Rx Frames :
The number of LLDP frames received on the port.
• Rx Errors :
The number of received LLDP frames containing some kind of error.
• Frames Discarded :
If an LLDP frame is received on a port, and the switch's internal table has run full, the LLDP frame is
counted and discarded. This situation is known as "Too Many Neighbors" in the LLDP standard. LLDP
frames require a new entry in the table when the Chassis ID or Remote Port ID is not already contained
within the table. Entries are removed from the table when a given port's link is down, an LLDP shutdown
frame is received, or when the entry ages out.
• TLVs Discarded :
Each LLDP frame can contain multiple pieces of information, known as TLVs (TLV is short for "Type Length
Val ue" ). If a TLV is malformed, it is counted and discarded.
• TLVs Unrecognized :
The number of well-formed TLVs, but with an un known t ype value .
• Org. Discarded :
The number of organizationally received TLVs.
• Age-Outs :
Each LLDP frame contains information about how long time the LLDP information is valid (age-out time).
If no new LLDP frame is received within the age out time, the LLDP information is removed, and the AgeOut counter is incremented.
Buttons
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•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
•Clear :
Clears the counters for the selected port.
Figure 2-4.7: The LLDP Statistics information buttons
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2-5 UPnP
UPnP is an acronym for Universal Plug and Play. The goals of UPnP are to allow devices to connect seamlessly and
to simplify the implementation of networks in the home (data sharing, communications, and entertainment) and in
corporate environments for simplified installation of computer components
Web Interface
To configure the UPnP Configuration in the web interface:
1. Click System and UPnP
2. Scroll to select the mode to enable or disable
3. Specify the parameters in each blank field.
4. Click the Apply to save the setting
5. If you want to cancel the setting then you need to click the Reset button. It will revert to previously
saved values
Figure 2-5: The UPnP Configuration
Parameter description:
These parameters are displayed on the UPnP Configuration page:
• Mode :
Indicates the UPnP operation mode. Possible modes are:
on: Enable UPnP mode operation.
off: Disable UPnP mode operation.
When the mode is enabled, two ACEs are added automatically to trap UPNP related packets to CPU. The
ACEs are automatically removed when the mode is disabled.
• TTL :
The TTL value is used by UPnP to send SSDP advertisement messages. Valid values are in the range 1 to
255.
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• Advertising Duration :
The duration, carried in SSDP packets, is used to inform a control point or control points how often it or
they should receive an SSDP advertisement message from this switch. If a control point does not receive
any message within the duration, it will think that the switch no longer exists. Due to the unreliable
nature of UDP, in the standard it is recommended that such refreshing of advertisements to be done at
less than one-half of the advertising duration. In the implementation, the switch sends SSDP messages
periodically at the interval one-half of the advertising duration minus 30 seconds. Valid values are in the
range 100 to 86400.
• IP Addressing Mode
IP addressing mode provides two ways to determine IP address assignment:
Dynamic: Default selection for UPnP. UPnP module helps users choosing the IP address of the switch
device. It finds the first available system IP address.
Static: User specifies the IP interface VLAN for choosing the IP address of the switch device.
• Static VLAN Interface ID
The index of the specific IP VLAN interface. It will only be applied when IP Addressing Mode is static. Valid
configurable values ranges from 1 to 4095. Default value is 1.
Buttons
• Apply :
• Reset :
Click to save changes.
Click to undo any changes made locally and revert to previously saved values.
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Port Management
This section describes to configure the Port detail parameters of the switch. Others you could use the Port configure
to enable or disable the Port of the switch. Monitor the ports content or status in the function.
3-1 Port Configuration
This page displays current port configurations. Ports can also be configured here.
Web Interface
To configure a Current Port Configuration in the web interface:
1. Click Port Management and Port Configuration.
2. Specify the detail Port alias or description an alphanumeric string describing the full name and version
identification for the system’s hardware type, software version, and networking application.
3. Specify the Speed Configured, Flow Control, Maximum Frame Size.
4. Click Apply.
Figure 3-1: The Port Configuration
Parameter description:
•Port :
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This is the logical port number for this row.
• Description :
Enter up to 63 characters to be descriptive name for identifies this port.
• Link :
The current link state is displayed graphically. Green indicates the link is up and red that it is down.
• Current Link Speed Status:
Provides the current link speed of the port.
• Configured Link Speed :
Selects any available link speed for the given switch port. Only speeds supported by the specific port is
shown. Possible speeds are:
Disabled - Disables the switch port operation.
Auto - Port auto negotiating speed with the link partner and selects the highest speed that is compatible
with the link partner.
10Mbps HDX - Forces the cu port in 10Mbps half duplex mode.
10Mbps FDX - Forces the cu port in 10Mbps full duplex mode.
100Mbps HDX - Forces the cu port in 100Mbps half duplex mode.
100Mbps FDX - Forces the cu port in 100Mbps full duplex mode.
1Gbps FDX - Forces the port in 1Gbps full duplexFlow Control :
When Auto Speed is selected on a port, this section indicates the flow control capability that is advertised
to the link partner. When a fixed-speed setting is selected, that is what is used. The Current Rx column
indicates whether pause frames on the port are obeyed, and the Current Tx column indicates whether
pause frames on the port are transmitted. The Rx and Tx settings are determined by the result of the last
Auto-Negotiation.
Check the configured column to use flow control. This setting is related to the setting for Configured Link
Speed.
• Maximum Frame Size
Enter the maximum frame size allowed for the switch port, including FCS. The range is 1518-10240 bytes.
Buttons
•Refresh :
You can c li ck t he m for refres h th e Port l in k Stat us b y ma nu al
• Apply :
Click to save changes.
•Reset :
Click to undo any changes made locally and revert to previously saved values.
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3-2 Port Statistics
The section describes to the Port statistics information and provides overview of general traffic statistics for
all switch ports.
Web Interface
To D i sp l ay the Port Statistics Overview in the web interface:
1. Click Port Management and Port Statistics.
2. If you want to auto-refresh then you need to evoke the “Auto-refresh”.
3. Click “ Refresh“ to refresh the port statistics or clear all information when you click “ Clear”.
4. If you want to see the detail of port statistic then you need to click that port.
Figure 3-2: The Port Statistics Overview
Parameter description:
•Port :
The logical port for the settings contained in the same row.
• Packets :
The number of received and transmitted packets per port.
• Bytes :
The number of received and transmitted bytes per port.
• Errors :
The number of frames received in error and the number of incomplete transmissions per port.
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• Drops :
The number of frames discarded due to ingress or egress congestion.
• Filtered
The number of received frames filtered by the forwarding process.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
•Clear :
Clears the counters for all ports.
Figure 3-2: The Port Statistics Overview buttons
If you want to see the detail of port statistic then you need to click that port. The displayed counters are the
totals for receive and transmit, the size counters for receive and transmit, and the error counters for receive
and transmit.
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Parameter description:
•Upper left scroll bar:
To s c ro l l wh ic h p o rt to di sp la y t he P or t s t at i st ic s w i th “P o rt -1”, “ Po r t-2”, ...
Receive Total and Transmit Total
•Rx and Tx Packets :
Figure 3-2: The Detailed Port Statistics
The number of received and transmitted (good and bad) packets.
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• Rx and Tx Octets :
The number of received and transmitted (good and bad) bytes. Includes FCS, but excludes framing bits.
• Rx and Tx Unicast :
The number of received and transmitted (good and bad) unicast packets.
• Rx and Tx Multicast :
The number of received and transmitted (good and bad) multicast packets.
• Rx and Tx Broadcast :
The number of received and transmitted (good and bad) broadcast packets.
• Rx and Tx Pause :
A count of the MAC Control frames received or transmitted on this port that have an opcode indicating
a PAUSE operation.
Receive and Transmit Size Counters
The number of received and transmitted (good and bad) packets split into categories based on their respective
frame sizes.
Receive Error Counters
•Rx Drops :
The number of frames dropped due to lack of receive buffers or egress congestion.
• Rx CRC/Alignment :
The number of frames received with CRC or alignment errors.
• Rx Undersize :
The number of short 1 frames received with valid CRC.
• Rx Oversize :
The number of long 2 frames received with valid CRC.
• Rx Fragments :
The number of short 1 frames received with invalid CRC.
• Rx Jabber :
The number of long 2 frames received with invalid CRC. .
Trans mit Error Counters
•Tx Drops :
The number of frames dropped due to output buffer congestion.
• Tx Late/Exc. Coll. :
The number of frames dropped due to excessive or late collisions.
• Tx Oversize :
The number of frames dropped due to frame oversize.
Buttons
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• Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
•Clear :
Clears the counters for the selected port.
Figure 3-2: The Detailed Port Statistics buttons
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3-3 SFP Port Info
The section describes that switch could display the SFP module detail information which you connect it to
the switch. The information includes: Connector type, Fiber type, wavelength, bit rate and Vendor OUI etc.
Web Interface
To D i sp l ay t h e S FP in f or ma ti o n i n t he we b i nt e rf ac e :
1. Click Port Management and SFP Port Info.
2. To display the SFP Information.
Figure 3-3: The SFP Port Information
Parameter description:
•Upper left scroll bar:
To s c ro l l wh ic h p o rt to display the Port statistics.
• Connector Type:
Display the connector type, for instance, UTP, SC, ST, LC and so on.
• Fiber Type:
Display the fiber mode, for instance, Multi-Mode, Single-Mode.
• Tx Central Wavelength:
Display the fiber optical transmitting central wavelength, for instance, 850nm, 1310nm, 1550nm and so
on.
• Bit Rate:
Displays the nominal bit rate of the transceiver.
• Date Code:
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Show the date this SFP module was made.
• Te mperature:
Show the current temperature of SFP module.
• Vcc :
Show the working DC voltage of SFP module.
• Mon1(Bias) mA:
Show the Bias current of SFP module.
• Mon2(TX PWR):
Show the transmit power of SFP module.
• Mon3(RX PWR):
Show the receiver power of SFP module.
Buttons
Figure 3-3: The SFP Port Information buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
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3-4 Energy Efficient Ethernet
EEE is an abbreviation for Energy Efficient Ethernet defined in IEEE 802.3az.
This page allows the user to inspect and configure the current EEE port settings.
EEE is a power saving option that reduces the power usage when there is very low traffic utilization (or no traffic).
EEE works by powering down circuits when there is no traffic. When a port gets data to be transmitted all circuits
are powered up. The time it takes to power up the circuits is named wakeup time. The default wakeup time is 17 us
for 1Gbit links and 30 us for other link speeds. EEE devices must agree upon the value of the wakeup time in order
to make sure that both the receiving and transmitting device has all circuits powered up when traffic is transmitted.
The devices can exchange information about the devices wakeup time using the LLDP protocol.
Web Interface
To c o nf i gu re an Energy Efficient Ethernet in the web interface:
1. Click Port Management and Energy Efficient Ethernet.
2. Select enable or disable Energy Efficient Ethernet by the port.
3. Click the apply to save the setting.
4. If you want to cancel the setting then you need to click the Reset button. It will revert to previously
saved values.
Parameter description:
•Port :
The switch port number of the logical EEE port.
• Configure :
Controls whether EEE is enabled for this switch port.
Buttons
Figure 4-4: The Energy Efficient Ethernet Configuration
• Apply :
Click to save changes.
•Reset :
Click to undo any changes made locally and revert to previously saved values.
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3-5 Link Aggregation
Static Configuration
This page is used to configure the Aggregation hash mode and the aggregation group.
Web Interface
To configure the Aggregation hash mode and the aggregation group in the web interface:
1. Click Port Management, Link Aggregation and Static Configuration.
2. Evoke to enable or disable the aggregation mode function.
3. Evoke Aggregation Group ID and Port members.
4. Click Apply to save the setting.
5. If you want to cancel the setting then you need to click the reset button. It will revert to previously
saved values.
Parameter description :
Hash Code Contributors
•Source MAC Address :
Figure 3-5.1: The Static Configuration
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The Source MAC address can be used to calculate the destination port for the frame. Check to enable the
use of the Source MAC address, or uncheck to disable. By default, Source MAC Address is enabled.
• Destination MAC Address :
The Destination MAC Address can be used to calculate the destination port for the frame. Check to enable
the use of the Destination MAC Address or uncheck to disable. By default, Destination MAC Address is
disabled.
• IP Address :
The IP address can be used to calculate the destination port for the frame. Check to enable the use of
the IP Address, or uncheck to disable. By default, IP Address is enabled.
• TCP/UDP Port Number :
The TCP/UDP port number can be used to calculate the destination port for the frame. Check to enable
the use of the TCP/UDP Port Number or uncheck to disable. By default, TCP/UDP Port Number is enabled.
Aggregation Group Configuration
•Group ID :
Indicates the group ID for the settings contained in the same row. Group ID "Normal" indicates there is
no aggregation. Only one group ID is valid per port.
• Port Members :
Each switch port is listed for each group ID. Select a radio button to include a port in an aggregation or
clear the radio button to remove the port from the aggregation. By default, no ports belong to any
aggregation group. Only full duplex ports can join an aggregation and ports must be in the same speed
in each group.
Buttons
•Apply :
Click to save changes.
•Reset :
Click to undo any changes made locally and revert to previously saved values.
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LACP Configuration
This page allows the user to inspect the current LACP port configurations, and possibly change them as well.
Web Interface
To c o nf i gu re th e L A CP Port Configuration in the web interface:
1. Click Port Management, Link Aggregation and LACP Configuration.
2. Evoke to enable or disable the LACP on the port of the switch.
3. Scroll the Key parameter with Auto or Specific. Default is Auto.
4. Scroll the Role with Active or Passive. Default is Active.
5. Click Apply to save the setting.
6. If you want to cancel the setting then you need to click the reset button. It will revert to previously
saved values.
Parameter description:
•Port :
The switch port number.
• LACP Enabled :
Controls whether LACP is enabled on this switch port. LACP will form an aggregation when 2 or more
ports are connected to the same partner.
• Key :
The Key value incurred by the port, range 1-65535. The Auto setting will set the key as appropriate by
the physical link speed, 10Mb = 1, 100Mb = 2, 1Gb = 3. Using the Specific setting, a user-defined value
can be entered. Ports with the same Key value can participate in the same aggregation group, while ports
with different keys cannot.
•Role :
Figure 3-5.2: The Lacp Configuration
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The Role shows the LACP activity status. The Active will transmit LACP packets each second, while Passive
will wait for a LACP packet from a partner (speak if spoken to).
• Timeout :
The Timeout controls the period between BPDU transmissions. Fast will transmit LACP packets each
second, while Slow will wait for 30 seconds before sending a LACP packet.
• Prio :
The Prio controls the priority of the port. If the LACP partner wants to form a larger group than is
supported by this device then this parameter will control which ports will be active and which ports will
be in a backup role. Lower number means greater priority.
Buttons
•Apply :
Click to save changes.
•Reset :
Click to undo any changes made locally and revert to previously saved values.
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System Status
Once the LACP function is set, the switch will provide a status overview for all LACP instances
Web Interface
To display the LACP System status in the web interface:
1. Click Port Management, Link Aggregation and System Status.
2. Checked “Auto-refresh”.
3. Click “Refresh” to refresh the port detailed statistics.
Parameter description:
•Aggr ID :
The Aggregation ID associated with this aggregation instance. For LLAG the id is shown as 'isid: aggr-id'
and for GLAGs as 'aggr-id'
• Partner System ID :
The system ID (MAC address) of the aggregation partner.
• Partner Key :
The Key that the partner has assigned to this aggregation ID.
• Partner Prio
The priority that the partner has assigned to this aggregation ID.
•Last changed :
The time since this aggregation changed.
• Local Ports :
Shows which ports are a part of this aggregation for this switch. The format is: "Switch ID:Port".
Buttons
Figure 3-5.3: The LACP System Status
Figure 3-5.3: The LACP System Status buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
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Port Status
Once the LACP function is set, the switch will provide a Port Status overview for all LACP instances
Web Interface
To display the LACP Port status in the web interface:
1. Click Port Management, Link Aggregation and Port Status.
2. If you want to auto-refresh the information then you need to evoke the “Auto-refresh”.
3. Click “Refresh” to refresh the LACP Port Status.
Parameter description:
•Port :
The switch port number.
• LACP :
'Yes' means that LACP is enabled and the port link is up. 'No' means that LACP is not enabled or that the
port link is down. 'Backup' means that the port could not join the aggregation group but will join if other
port leaves. Meanwhile it's LACP status is disabled.
• Key :
The key assigned to this port. Only ports with the same key can aggregate together.
• Aggr ID :
The Aggregation ID assigned to this aggregation group. IDs 1 and 2 are GLAGs while IDs 3-14 are LLAGs.
• Partner System ID :
The partner's System ID (MAC address).
•Partner Port :
Figure 3-5.4: The LACP Status
The partner's port number connected to this port.
• Partner Prio:
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The partner's port priority.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
Figure 3-5.4: The Port Status buttons
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3-6 Loop Protection
Configuration
The loop Protection is used to detect the presence of traffic. When switch receives packet’s (looping detection frame)
MAC address the same as oneself from port, show Loop Protection happens. The port will be locked when it received
the looping Protection frames. If you want to resume the locked port, please find out the looping path and take off
the looping path, then select the resume the locked port and click on “Resume” to turn on the locked ports.
Web Interface
To configure the Loop Protection parameters in the web interface:
1. Click Port Management, Loop Protection and Configuration.
2. Evoke to select enable or disable the port loop Protection.
3. Click the apply to save the setting.
4. If you want to cancel the setting then you need to click the Reset button. It will revert to previously
saved values.
Figure 3-6.1: The Loop Protection Configuration
Parameter description :
Global Configuration
•Enable Loop Protection :
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Controls whether loop protections is enabled (as a whole).
• Trans mission Time :
The interval between each loop protection PDU sent on each port. Valid values are 1 to 10 seconds.
• Shutdown Time :
The period (in seconds) for which a port will be kept disabled in the event of a loop is detected (and the
port action shuts down the port). Valid values are 10 to 604800 seconds (7 days).
Port Configuration
•Port :
The switch port number of the port.
• Enable :
Controls whether loop protection is enabled on this switch port
• Action:
Configures the action performed when a loop is detected on a port. Valid values are Shutdown Port, Shutdown Port
and Log or Log Only.
•Tx Mode :
Buttons
• Apply :
• Reset :
Controls whether the port is actively generating loop protection PDU's, or whether it is just passively looking for
looped PDU's.
Click to save changes.
Click to undo any changes made locally and revert to previously saved values.
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Status
This section displays the loop protection port status the ports of the currently selected switch.
Web Interface
To d i sp l ay t h eLoop Protection status in the web interface:
1. Click Port Management, Loop Protection and Status.
2. If you want to auto-refresh the information then you need to evoke the “Auto refresh”.
3. Click “Refresh” to refresh the Loop Protection Status.
Parameter description:
•Port
The switch port number of the logical port.
• Action
The currently configured port action.
• Trans mit
The currently configured port transmit mode.
• Loops
The number of loops detected on this port.
• Status
The current loop protection status of the port.
• Loop
Whether a loop is currently detected on the port.
Figure 3-6.2: Loop Protection Status
•Time of Last Loop
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The time of the last loop event detected.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
Figure 3-6.2: Loop Protection Status buttons
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3-7 UDLD
UDLD Configuration
This page allows the user to inspect the current UDLD configurations, and possibly change them as well.
Web Interface
To configure the UDLD parameters in the web interface:
1. Click Port Management, UDLD and UDLD Configuration.
2. Evoke to select enable or disable the port UDLD.
3. Specify the Message Interval.
4. Click the apply to save the setting.
5. If you want to cancel the setting then you need to click the Reset button. It will revert to previously
saved values.
Figure 3-7.1: The UDLD Configuration
Parameter description :
•Port :
Port number of the switch.
• UDLD Mode :
Configures the UDLD mode on a port. Valid values are Disable, Normal and Aggressive. Default mode is
Disable.
Disable: In disabled mode, UDLD functionality doesn't exists on port.
Normal: In normal mode, if the link state of the port was determined to be unidirectional, it will not
affect the port state.
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Aggressive: In aggressive mode, unidirectional detected ports will get shutdown. To bring back the ports
up, need to disable UDLDon that port.
• Message Interval :
Configures the period of time between UDLD probe messages on ports that are in the advertisement
phase and are determined to be bidirectional. The range is from 7 to 90 seconds (Default value is 7
seconds) (Currently default time interval is supported, due to lack of detailed information in RFC 5171).
Buttons
•Apply :
Click to save changes.
•Reset :
Click to undo any changes made locally and revert to previously saved values.
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UDLD Status
This page displays the UDLD status of the ports
Web Interface
To d i sp l ay t h eLoop Protection status in the web interface:
1. Click Port Management, UDLD and UDLD Status.
2. Select port that you want to display the UDLD Status.
3. If you want to auto-refresh the information then you need to evoke the “Auto refresh”.
4. Click “Refresh” to refresh the Loop Protection Status.
Parameter description :
UDLD port status
•UDLD Admin State :
The current port state of the logical port, Enabled if any of state (Normal, Aggressive) is Enabled.
Device ID(local): The ID of Device.
Device Name(local): Name of the Device.
Bidirectional State: The current state of the port.
Neighbor Status
•Port :
The current port of neighbor device.
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• Device ID :
The current ID of neighbor device.
• Link Status :
The current link status of neighbor port.
• Device Name :
Name of the Neighbor Device.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
Figure 3-7.2: UDLD Status buttons
•Port 1 :
Select port that you want to display the DHCP Detailed Statistics.
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PoE Management
PoE (Power over Ethernet) is used to transmit electrical power, to remote devices over standard Ethernet cable. It
could for example be used for powering IP telephones, wireless LAN access points and other equipment, where it
would be difficult or expensive to connect the equipment to main power supply.
PoE Configuration
This page allows the user to inspect and configure the current PoE port settings and show all PoE Supply W.
Web Interface
To configure Power over Ethernet in the web interface:
1. Click PoE Management and PoE Configuration.
2. Specify the Reserved Power determined .
3. Specify the PoE or PoE+ Mode, PoE Schedule, Priority, Maximum Power(W), Delay Mode and Delay
Time.
4. Click Apply to save the configuration.
5. If you want to cancel the setting then you need to click the Reset button. It will revert to previously
saved values.
Figure 4-1: PoE Configuration
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Parameter description:
Power Over Ethernet Configuration
•Reserved Power determined by :
There are three modes for configuring how the ports/PDs may reserve power.
1. Allocated mode: In this mode the user allocates the amount of power that each port may reserve. The
allocated/reserved power for each port/PD is specified in the Maximum Power fields.
2. Class mode: In this mode each port automatically determines how much power to reserve according
to the class the connected PD belongs to, and reserves the power accordingly. Four different port classes
exist and one for 4, 7, 15.4 or 30 Watts.
In this mode the Maximum Power fields have no effect.
3. LLDP-MED mode: This mode is similar to the Class mode expect that each port determine the amount
power it reserves by exchanging PoE information using the LLDP protocol and reserves power accordingly.
If no LLDP information is available for a port, the port will reserve power using the class mode
In this mode the Maximum Power fields have no effect
For all modes: If a port uses more power than the reserved power for the port, the port is shut down.
• Power Management Mode :
There are 2 modes for configuring when to shut down the ports:
1. Actual Consumption: In this mode the ports are shut down when the actual power consumption for
all ports exceeds the amount of power that the power supply can deliver or if the actual power
consumption for a given port exceeds the reserved power for that port. The ports are shut down
according to the ports priority. If two ports have the same priority the port with the highest port number
is shut down.
2. Reserved Power: In this mode the ports are shut down when total reserved powered exceeds the
amount of power that the power supply can deliver. In this mode the port power is not turned on if
the PD requests more power than available from the power supply.
PoE Power Supply Configuration
•Primary Power Supply [W] :
To d i sp l ay w a tt s f or th e p r im a ry po we r s u pp l y.
PoE Port Configuration
•Port :
This is the logical port number for this row.
• PoE Mode :
The PoE Mode represents the PoE operating mode for the port. Enable or Disable PoE.
• PoE Schedule :
Disable or Select the PoE Schedule profile.
• Priority :
The Priority represents the ports priority. There are three levels of power priority named Low, High and
Critical.
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The priority is used in the case where the remote devices requires more power than the power supply
can deliver. In this case the port with the lowest priority will be turn off starting from the port with the
highest port number.
• Maximum Power [W] :
The Maximum Power value contains a numerical value that indicates the maximum power in watts that
can be delivered to a remote device.
The maximum allowed value is 30 W.
• Delay Mode :
Tur n on / off the powe r delay fun ction.
Enabled: Enable POE Power Delay.
Disabled: Disable POE Power Delay.
•Delay Time(0~300sec) :
When rebooting, the PoE port will start to provide power to the PD when it out of delay time. default: 0,
range: 0-300 sec.
Buttons
• Apply :
• Reset :
Click to save changes.
Click to undo any changes made locally and revert to previously saved values.
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4-2 PoE Status
This page allows the user to inspect the current status for all PoE ports.
Web Interface
To DisplayPoE Status in the web interface:
1. Click PoE Management and PoE Status
2. Scroll “Auto-refresh” to on/off.
3. Click “Refresh” to refresh the port detailed statistics.
Parameter description:
•Local Port :
This is the logical port number for this row.
• PD Class :
Each PD is classified according to a class that defines the maximum power the PD will use. The PD Class
shows the PDs class.
Five Classes are defined:
Class 0: Max. power 15.4 W
Class 1: Max. power 4.0 W
Class 2: Max. power 7.0 W
Class 3: Max. power 15.4 W
Figure 4-2: The PoE Status
Class 4: Max. power 30.0 W
• Power Requested
The Power Requested shows the requested amount of power the PD wants to be reserved.
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• Power Allocated :
The Power Allocated shows the amount of power the switch has allocated for the PD.
• Power Used :
The Power Used shows how much power the PD currently is using.
• Current Used :
The Power Used shows how much current the PD currently is using.
• Priority :
The Priority shows the port's priority configured by the user.
• Port Status :
The Port Status shows the port's status. The status can be one of the following values:
PoE not available - No PoE chip found - PoE not supported for the port.
PoE turned OFF - PoE disabled : PoE is disabled by user.
PoE turned OFF - Power budget exceeded - The total requested or used power by the PDs exceeds the
maximum power the Power Supply can deliver, and port(s) with the lowest priority is/are powered down.
No PD detected - No PD detected for the port.
PoE turned OFF - PD overload - The PD has requested or used more power than the port can deliver and
is powered down.
PoE turned OFF - PD is off.
Invalid PD - PD detected but is not working correctly.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page immediately.
Figure 4-2: The PoE Status buttons
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4-3 PoE Power Delay
This page allows the user to setting the delay time of power providing after device rebooted.
Web Interface
To Display Power over Ethernet Status in the web interface:
1. Click PoE Management and PoE Power delay.
2. Enable the port to the power device.
3. Specify the power providing delay time when reboot.
4. Click Apply to apply the change.
Parameter description:
•Port :
This is the logical port number for this row.
• Delay Mode :
Tur n on / off the power delay function.
Enabled: Enable POE Power Delay.
Disabled: Disable POE Power Delay.
•Delay Time(0~300sec) :
When rebooting, the PoE port will start to provide power to the PD when it out of delay time. Default: 0,
range: 0-300 sec.
Buttons
•Apply :
Click to save changes.
•Reset :
Click to undo any changes made locally and revert to previously saved values.
Figure 4-3: The PoE Power Delay
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4-4 PoE Auto Checking
This page allows the user to specify the auto detection parameters to check the linking status between PoE ports
and PDs. When it detected the fail connect, will reboot remote PD automatically.
Web Interface
To configure Power over Ethernet Auto Checking in the web interface:
1. Click PoE Management and PoE Auto checking.
2. Enable the Ping Check function.
3. Specify the PD’s IP address, checking startup time, interval time, retry time, failure action and reboot
time.
4. Click Apply to apply the change.
Parameter description:
•Ping Check :
Enable Ping Check function can detect the connection between PoE port and power device. Disable will
turn off the detection.
• Port :
This is the logical port number for this row.
• Ping IP Address :
The PD's IP Address the system should ping.
• Startup Time :
After startup time, device will enable auto checking. Default: 30, range: 30-60 sec.
Figure 4-4: The PoE Auto Checking
•Interval Time(sec) :
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Device will send checking message to PD each interval time. Default: 30, range: 10-120 sec.
• Retry Time :
When PoE port can't ping the PD, it will retry to send detection again. When the third time, it will trigger
failure action. Default: 3, range: 1-5.
• Failure Log :
Failure loggings counter.
• Failure Action :
The action when the third fail detection.
Nothing : Keep Ping the remote PD but does nothing further.
Reboot : Cut off the power of the PoE port, make PD rebooted.
•Reboot time(sec) :
When PD has been rebooted, the PoE port restored power after the specified time. Default: 15, range:
3-120 sec.
Buttons
• Apply :
• Reset :
Click to save changes.
Click to undo any changes made locally and revert to previously saved values.
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4-5 PoE Scheduling Profile
This page allows user to define the profile for PoE scheduling.
Web Interface
To configure PoE Schedule Profile in the web interface:
1. Click PoE Management and PoE Scheduling Profile.
2. Select profile number and specify the profile name.
3. Select Week Day and Specify Start Time, End Time.
4. Click Apply to apply the change.
Figure 4-5: The PoE Schedule Profile
Parameter description:
•Profile :
The index of profile. There are 16 profiles in the configuration.
• Name :
The name of profile. The default name is "Profile #". User can define the name for identifying the profile.
• Week Day :
The day to schedule PoE.
• Start Time :
The time to start PoE. The time 00:00 means the first second of this day.
• End Time :
The time to stop PoE. The time 00:00 means the last second of this day.
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Buttons
• Apply :
• Reset :
Click to save changes.
Click to undo any changes made locally and revert to previously saved values.
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VLAN Management
5-1 VLAN Configuration
To assign a specific VLAN for management purpose. The management VLAN is used to establish an IP
connection to the switch from a workstation connected to a port in the VLAN. This connection supports a
VSM, SNMP, and Telnet session. By default, the active management VLAN is VLAN 1, but you can designate
any VLAN as the management VLAN using the Management VLAN window. Only one management VLAN
can be active at a time.
When you specify a new management VLAN, your HTTP connection to the old management VLAN is lost.
For this reason, you should have a connection between your management station and a port in the new
management VLAN or connect to the new management VLAN through a multi-VLAN route
Web Interface
To c o nf i gure VLAN membership configuration in the web interface:
1. Click VLAN Management and VLAN Configuration.
2. Modify Global VLAN Configuration parameter.
3. Scroll the Mode, Port VLAN and Port Type to enable the Port VLAN Configuration parameter.
4. Click the Apply to save the setting.
5. If you want to cancel the setting then you need to click the Reset button. It will revert to previously
saved values.
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Parameter description:
Global VLAN Configuration
•Allowed Access VLANs :
This field shows the VLANs that are created on the switch.
By default, only VLAN 1 exists. More VLANs may be created by using a list syntax where the individual
elements are separated by commas. Ranges are specified with a dash separating the lower and upper
bound.
The following example will create VLANs 1, 10, 11, 12, 13, 200, and 300: 1,10-13,200,300. Spaces are
allowed in between the delimiters.
Figure 5-1: The VLAN Configuration
•Ethertype for Custom S-ports :
This field specifies the ethertype / TPID (specified in hexadecimal) used for Custom S-ports. The setting
is in force for all ports whose Port Type is set to S-Custom-Port.
Port VLAN Configuration
•Port :
This is the logical port number of this row.
• Mode :
The port mode (default is Access) determines the fundamental behavior of the port in question. A port
can be in one of three modes as described below.
Whenever a particular mode is selected, the remaining fields in that row will be either grayed out or
made changeable depending on the mode in question.
Grayed out fields show the value that the port will get when the mode is applied.
Access:
Access ports are normally used to connect to end stations. Dynamic features like Voice VLAN may add
the port to more VLANs behind the scenes. Access ports have the following characteristics:
• Member of exactly one VLAN, the Port VLAN (a.k.a. Access VLAN), which by default is 1,
• accepts untagged frames and C-tagged frames,
• discards all frames that are not classified to the Access VLAN,
• on egress all frames are transmitted untagged.
Trunk:
Tru nk ports can carry traffic on multiple VLANs simultaneously, and are normally used to connect to other
switches. Trunk ports have the following characteristics:
• By default, a trunk port is member of all existing VLANs. This may be limited by the use of Allowed
VLANs,
• unless VLAN Trunking is enabled on the port, frames classified to a VLAN that the port is not a member
of will be discarded,
• by default, all frames but frames classified to the Port VLAN (a.k.a. Native VLAN) get tagged on egress.
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Frames classified to the Port VLAN do not get C-tagged on egress,
• egress tagging can be changed to tag all frames, in which case only tagged frames are accepted on
ingress,
• VLAN trunking may be enabled.
Hybrid:
Hybrid ports resemble trunk ports in many ways, but adds additional port configuration features. In
addition to the characteristics described for trunk ports, hybrid ports have these abilities:
• Can be configured to be VLAN tag unaware, C-tag aware, S-tag aware, or S-custom-tag aware,
• ingress filtering can be controlled,
• ingress acceptance of frames and configuration of egress tagging can be configured independently.
• Port VLAN :
Determines the port's VLAN ID (a.k.a. PVID). Allowed VLANs are in the range 1 through 4095, default
being 1.
On ingress, frames get classified to the Port VLAN if the port is configured as VLAN unaware, the frame
is untagged, or VLAN awareness is enabled on the port, but the frame is priority tagged (VLAN ID = 0).
On egress, frames classified to the Port VLAN do not get tagged if Egress Tagging configuration is set to
untag Port VLAN.
The Port VLAN is called an "Access VLAN" for ports in Access mode and Native VLAN for ports in Trunk or
Hybrid mode.
• Port Type :
Ports in hybrid mode allow for changing the port type, that is, whether a frame's VLAN tag is used to
classify the frame on ingress to a particular VLAN, and if so, which TPID it reacts on. Likewise, on egress,
the Port Type determines the TPID of the tag, if a tag is required.
Unaware:
On ingress, all frames, whether carrying a VLAN tag or not, get classified to the Port VLAN, and possible
tags are not removed on egress.
C-Port:
On ingress, frames with a VLAN tag with TPID = 0x8100 get classified to the VLAN ID embedded in the
tag. If a frame is untagged or priority tagged, the frame gets classified to the Port VLAN. If frames must
be tagged on egress, they will be tagged with a C-tag.
S-Port:
On ingress, frames with a VLAN tag with TPID = 0x8100 or 0x88A8 get classified to the VLAN ID embedded
in the tag. If a frame is untagged or priority tagged, the frame gets classified to the Port VLAN. If frames
must be tagged on egress, they will be tagged with an S-tag.
S-Custom-Port:
On ingress, frames with a VLAN tag with a TPID = 0x8100 or equal to the Ethertype configured for Custom-
S ports get classified to the VLAN ID embedded in the tag. If a frame is untagged or priority tagged, the
frame gets classified to the Port VLAN. If frames must be tagged on egress, they will be tagged with the
custom S-tag.
• Ingress Filtering :
Hybrid ports allow for changing ingress filtering. Access and Trunk ports always have ingress filtering
enabled.
If ingress filtering is enabled (checkbox is checked), frames classified to a VLAN that the port is not a
member of get discarded.
If ingress filtering is disabled, frames classified to a VLAN that the port is not a member of are accepted
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and forwarded to the switch engine. However, the port will never transmit frames classified to VLANs
that it is not a member of.
• Ingress Acceptance :
Hybrid ports allow for changing the type of frames that are accepted on ingress.
Tag ge d an d un tag ge d
both tagged and untagged frames are accepted.
Tag ge d On ly
Only tagged frames are accepted on ingress. Untagged frames are discarded.
Untagged Only
Only untagged frames are accepted on ingress. Tagged frames are discarded.
• Egress Tagging :
Ports in Trunk and Hybrid mode may control the tagging of frames on egress.
Untag Port VLAN
Frames classified to the Port VLAN are transmitted untagged. Other frames are transmitted with the
relevant tag.
Tag A ll
All frames, whether classified to the Port VLAN or not, are transmitted with a tag.
Untag All
All frames, whether classified to the Port VLAN or not, are transmitted without a tag.
This option is only available for ports in Hybrid mode.
• Allowed VLANs :
Ports in Trunk and Hybrid mode may control which VLANs they are allowed to become members of.
Access ports can only be member of one VLAN, the Access VLAN.
The field's syntax is identical to the syntax used in the Existing VLANs field. By default, a port may become
member of all possible VLANs, and is therefore set to 1-4095.
The field may be left empty, which means that the port will not be member of any of the existing VLANs,
but if it is configured for VLAN Trunking it will still be able to carry all unknown VLANs.
• Forbidden VLANs :
A port may be configured to never be member of one or more VLANs. This is particularly useful when
dynamic VLAN protocols like MVRP and GVRP must be prevented from dynamically adding ports to VLANs.
The trick is to mark such VLANs as forbidden on the port in question. The syntax is identical to the syntax
used in the Enabled VLANs field.
By default, the field is left blank, which means that the port may become a member of all possible VLANs.
Buttons
•Apply :
Click to save changes.
• Reset :
Click to undo any changes made locally and revert to previously saved values.
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5-2 VLAN Membership
This page provides an overview of membership status of VLAN users.
The ports belong to the currently selected stack unit, as reflected by the page header.
Web Interface
To c o nf i gu re VLAN membership configuration in the web interface:
1. Click VLAN Management and VLAN membership.
2. Scroll the bar to choice which VLANs would like to show up.
3. Click Refresh to update the state.
Parameter description:
•VLAN USER :
Var iou s i nte rna l s oft ware m odu les ma y u se VLA N s erv ice s t o configure VLAN memberships on the fly.
The drop-down list on the right allows for selecting between showing VLAN memberships as configured
by an administrator (Admin) or as configured by one of these internal software modules.
The "Combined" entry will show a combination of the administrator and internal software modules
configuration, and basically reflects what is actually configured in hardware.
VLAN User module uses services of the VLAN management functionality to configure VLAN memberships
and VLAN port configurations such as PVID and UVID. Currently we support the following VLAN user types:
NAS : NAS provides port-based authentication, which involves communications between a Supplicant,
Authenticator, and an Authentication Server.
GVRP : Adjacent VLAN-aware devices can exchange VLAN information with each other by using Generic
VLAN Registration Protocol (GVRP). GVRP is based on the Generic Attribute Registration Protocol (GARP)
and propagates VLAN information throughout a bridged network.
MVR : MVR is used to eliminate the need to duplicate multicast traffic for subscribers in each VLAN.
Multicast traffic for all channels is sent only on a single (multicast) VLAN.
Voice VLAN : Voice VLAN is a VLAN configured specially for voice traffic typically originating from IP
phones.
Figure 5-2: The VLAN Membership
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MSTP : The 802.1s Multiple Spanning Tree protocol (MSTP) uses VLANs to create multiple spanning trees
in a network, which significantly improves network resource utilization while maintaining a loop-free
environment.
DMS: Shows DMS VLAN membership status.
VCL : Shows MAC-based VLAN entries configured by various MAC-based VLAN users.
•VLAN ID :
VLAN ID for which the Port members are displayed.
• Port Members :
A row of check boxes for each port is displayed for each VLAN ID.
If a port is included in a VLAN, an image andwill be displayed. Shows egress filtering frame
status whether tagged or untagged. Frames classified to the Port VLAN are transmitted tagged() or
untagged().
• VLAN Membership :
The VLAN Membership Status Page shall show the current VLAN port members for all VLANs configured
by a selected VLAN User (selection shall be allowed by a Combo Box). When combined Users are selected,
it shall show this information for all the VLAN Users, and this is by default. VLAN membership allows the
frames classified to the VLAN ID to be forwarded on the respective VLAN member ports.
• Show entries :
You can c ho os e ho w ma ny ite ms y ou w an t to s ho w up.
• :
You can c ho os e the VLAN User.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
•First Page :
Updates the system log entries, turn to the first page.
•Next Page :
Updates the system log entries, turn to the next page.
Figure 5-2:The VLAN Membership buttons
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5-3 VLAN Port Status
The function Port Status gathers the information of all VLAN status and reports it by the order of Combined,
Admin, NAS, GVRP, MVR, Voice VLAN, MSTP, DMS, VCL.
VLAN User module uses services of the VLAN management functionality to configure VLAN memberships
and VLAN port configuration such as PVID, UVID. Currently we support following VLAN User types:
NAS : NAS provides port-based authentication, which involves communications between a Supplicant,
Authenticator, and an Authentication Server.
GVRP : Adjacent VLAN-aware devices can exchange VLAN information with each other by using Generic
VLAN Registration Protocol (GVRP). GVRP is based on the Generic Attribute Registration Protocol (GARP)
and propagates VLAN information throughout a bridged network.
MVR : MVR is used to eliminate the need to duplicate multicast traffic for subscribers in each VLAN.
Multicast traffic for all channels is sent only on a single (multicast) VLAN.
Voice VLAN : Voice VLAN is a VLAN configured specially for voice traffic typically originating from IP
phones.
MSTP : The 802.1s Multiple Spanning Tree protocol (MSTP) uses VLANs to create multiple spanning trees
in a network, which significantly improves network resource utilization while maintaining a loop-free
environment.
Figure 5-3: The VLAN Port Status
DMS: Shows DMS VLAN membership status.
VCL : shows MAC-based VLAN entries configured by various MAC-based VLAN users.
•Port :
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The logical port for the settings contained in the same row.
• Port Type :
Shows the Port Type. Port type can be any of Unaware, C-port, S-port, Custom S-port.
If Port Type is Unaware, all frames are classified to the Port VLAN ID and tags are not removed. C-port is
Customer Port. S-port is Service port. Custom S-port is S-port with Custom TPID.
• Ingress Filtering :
Shows the ingress filtering on a port. This parameter affects VLAN ingress processing. If ingress filtering
is enabled and the ingress port is not a member of the classified VLAN, the frame is discarded.
• Frame Type :
Shows whether the port accepts all frames or only tagged frames. This parameter affects VLAN ingress
processing. If the port only accepts tagged frames, untagged frames received on that port are discarded.
• Port VLAN ID :
Shows the Port VLAN ID (PVID) that a given user wants the port to have.
The field is empty if not overridden by the selected user.
• Tx Tag :
Shows egress filtering frame status whether tagged or untagged.
• Untagged VLAN ID :
If Tx Tag is overridden by the selected user and is set to Ta g or Un ta g UV ID , th en t hi s fi el d w il l sh ow t he
VLAN ID the user wants to tag or untag on egress.
The field is empty if not overridden by the selected user.
• Conflicts :
Two users may have conflicting requirements to a port's configuration. For instance, one user may require
all frames to be tagged on egress while another requires all frames to be untagged on egress.
Since both users cannot win, this gives rise to a conflict, which is solved in a prioritized way. The
Administrator has the least priority. Other software modules are prioritized according to their position in
the drop-down list: The higher in the list, the higher priority.
If conflicts exist, it will be displayed as "Yes" for the "Combined" user and the offending software module.
The "Combined" user reflects what is actually configured in hardware.
• :
You can c ho os e the VLAN User.
Buttons
Figure 5-3: The VLAN Port Status buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
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Click to refresh the page.
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5-4 MAC-based VLAN
Configuration
The MAC address to VLAN ID mappings can be configured here. This page allows adding and deleting
MAC-based VLAN Classification List entries and assigning the entries to different ports.
Web Interface
To c o nf i gu re MA C a d dr es s -based VLAN configuration in the web interface:
1. Click VLAN Management, MAC-based VLAN and Configuration.
2. Click “Add New Entry”.
3. Specify the MAC address and VLAN ID.
4. Click Apply.
Figure 5-4.1: The MAC-based VLAN Configuration
Parameter description:
•MAC Address :
Indicates the MAC address.
• VLAN ID :
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Indicates the VLAN ID.
• Port Members :
A row of check boxes for each port is displayed for each MAC to VLAN ID mapping entry. To include a port
in the mapping, check the box. To remove or exclude the port from the mapping, make sure the box is
unchecked. By default, no ports are members, and all boxes are unchecked.
Buttons
•Adding New Entry :
Click to add a new MAC-based VLAN entry. An empty row is added to the table, and the MAC-based VLAN
entry can be configured as needed. Any unicast MAC address can be configured for the MAC-based VLAN
entry. No broadcast or multicast MAC addresses are allowed. Legal values for a VLAN ID are 1 through
4095.
• Delete :
To d el e te a M A C-based VLAN entry, check this box and press apply. The entry will be deleted on the
selected switch in the stack.
• Apply :
Click to save changes.
• Reset :
Click to undo any changes made locally and revert to previously saved values.
• Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
•Refresh :
Click to refresh the page.
•First Page :
Updates the system log entries, turn to the first page.
•Next Page :
Updates the system log entries, turn to the next page.
Figure 5-4-1: The MAC-based VLAN Configuration buttons
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Status
Show the MAC-based VLAN status.
Web Interface
To D i sp l ay MAC-based address VLAN configuration in the web interface:
1. Click VLAN Management, MAC-based VLAN and Status.
2. If you want to auto-refresh the information then you need to evoke the “Auto-refresh”.
3. Click “Refresh” to refresh the MAC-based VLAN Membership Status.
Parameter description:
•MAC Address :
Indicates the MAC address.
• VLAN ID :
Indicates the VLAN ID.
• Port Members :
Port members of the MAC-based VLAN entry.
Buttons
•Auto-refresh :
Check this box to refresh the page automatically. Automatic refresh occurs every 3 seconds.
Figure 5-4.2: The MAC-based VLAN Status
Figure 5-4.2: The MAC-based VLAN Status buttons
•Refresh :
Click to refresh the page immediately.
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5-5 Protocol-based VLAN
This section describe Protocol -based VLAN, The Switch support Protocol include Ethernet LLC SNAP
Protocol,
LLC
The Logical Link Control (LLC) data communication protocol layer is the upper sub-layer of the Data Link
Layer (which is itself layer 2, just above the Physical Layer) in the seven-layer OSI reference model. It
provides multiplexing mechanisms that make it possible for several network protocols (IP, IPX, Decent and
AppleTalk) to coexist within a multipoint network and to be transported over the same network media, and
can also provide flow control and automatic repeat request (ARQ) error management mechanisms.
SNAP
The Subnetwork Access Protocol (SNAP) is a mechanism for multiplexing, on networks using IEEE 802.2 LLC,
more protocols than can be distinguished by the 8-bit 802.2 Service Access Point (SAP) fields. SNAP supports
identifying protocols by Ethernet type field values; it also supports vendor-private protocol identifier
spaces. It is used with IEEE 802.3, IEEE 802.4, IEEE 802.5, IEEE 802.11 and other IEEE 802 physical network
layers, as well as with non-IEEE 802 physical network layers such as FDDI that use 802.2 LLC.
Protocol to Group
This page allows you to add new protocols to Group Name (unique for each Group) mapping entries as well
as allow you to see and delete already mapped entries for the selected stack switch unit switch.
Web Interface
To c o nf i gu re Protocol -based VLAN configuration in the web interface:
1. Click VLAN Management, Protocol-based VLAN and Protocol to Group.
2. Click “Add New Entry”.
3. Specify the Frame Type, Value and Group Name.
4. Click Apply.
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NOTE:On changing the Frame type field, valid value of the following text
field will vary depending on the new frame type you selected.
Parameter description:
•Frame Type :
Frame Type can have one of the following values:
1. Ethernet
2. LLC
3. SNAP
•Val ue :
Val id val ue that can be ent ered in th is tex t fi eld depe nds on the option selected from the the preceding
Frame Type selection menu.
Below is the criteria for three different Frame Types:
1. For Ethernet: Va lue s i n th e t ext fiel d w hen Et her net is se lec ted as a Frame Type is called etype.
Val id val ues for et ype range s f rom 0x0600-0xffff
2. For LLC: Val id v alu e i n t his ca se is com pri sed of tw o d iffere nt sub-values.
a. DSAP: 1-byte long string (0x00-0xff)
b. SSAP: 1-byte long string (0x00-0xff)
3. For SNAP: Valid v alu e i n t his ca se als o i s co mpr ise d o f t wo dif ferent sub -values.
a.OUI: OUI (Organizationally Unique Identifier) is value in format of xx-xx-xx where each pair (xx)
in string is a hexadecimal value ranges from 0x00-0xff.
b. PID: If the OUI is hexadecimal 000000, the protocol ID is the Ethernet type (EtherType) field
Figure 5-5.1: The Protocol to Group Mapping Table
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value for the protocol running on top of SNAP; if the OUI is an OUI for a particular organization,
the protocol ID is a value assigned by that organization to the protocol running on top of SNAP.
• Group Name :
A valid Group Name is a unique 16-character long string.
Buttons
•Delete :
To de l et e a P ro to c ol to G ro u p N am e ma p e nt r y, c h ec k this box. The entry will be deleted on the switch
during the next Save.
• Add New Entry :
Click to add a new entry in mapping table. An empty row is added to the table; Frame Type, Value and
the Group Name can be configured as needed.
The button can be used to undo the addition of new entry.
• Apply :
Click to save changes.
• Reset :
Click to undo any changes made locally and revert to previously saved values.
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Group to VLAN
This section allows you to map an already configured Group Name to a VLAN for the selected stack switch
unit switch.
Web Interface
To configure Group Name to VLAN mapping table configured in the web interface:
1. Click VLAN Management, Protocol-based VLAN and Group to VLAN.
2. Click “Add New Entry”.
3. Specify the Group Name and VLAN ID.
4. Click Apply.
Parameter description:
•Group Name :
A valid Group Name is a string of almost 16 characters.
• VLAN ID :
Indicates the ID to which Group Name will be mapped. A valid VLAN ID ranges from 1-4095.
Figure 5-5.2: The Group Name of VLAN Mapping Table
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