SYSTEM ............................................................................................................................................ 28
TIME ZONE ............................................................................................................................................. 34
DAYLIGHT SAVING TIME ........................................................................................................................ 35
GREEN ETHERNET ......................................................................................................................... 38
LEDS I
NTENSITY
M
AINTENANCE
W
HAT IS
O
PTIMIZE
P
ORT CONFIGURATION
PORT CONFIGURATION ................................................................................................................ 43
This manual describes how to install and setup the OSD2790SFP Managed Ethernet Switch. To get the
most out of this manual, the user should have an understanding of Ethernet networking concepts. This
manual is in two parts – A Quick Start Guide section and a detailed user manual format.
The OSD2790SFP is a managed 24 port 100M/1G SFP + 4 port 1G Trunk/Uplink SFP Ethernet
Switch. Various SFPs can be used including 100Mbps, 1Gbps duplex, single-fiber and RJ45 Copper.
Please see OSD SFP datasheets for available options.
2 FUNCTIONAL DESCRIPTION
Managed L2/3 switch for small to medium-sized enterprise networks requiring high
throughput
Redundant and self-healing network
Ideal for star configured optical networks
Industrial IP communications for rugged environments
Available with either DC or AC powering. The DC version has dual redundant inputs as
standard whereas redundant AC powering is optional for the AC version
General
∆
L2/L3 managed Ethernet switch
∆ Supports RSTP/MRSTP/STP for Ethernet redundancy
∆ CPU Memory 128MB RAM
∆ User-friendly web browser based GUI
∆ CLI and SNMP management
Port Control
∆ Port speed, duplex mode, and flow control
∆ Port status -- link monitoring
∆ Port statistics -- MIB counters
QoS
∆ Traffic classes (1, 2, or 4, 8 active priorities)
∆ Port default priority and user assigned priority
∆ Scheduler priority
∆ QoS control
∆ Storm control
L2 Switching
∆ IEEE 802.1D Bridge with auto MAC learning/aging
∆ IEEE 802.1Q static VLAN
∆ Private VLAN (static)
∆ 80Gbps switching backplane
∆ IEEE 802.1Q-2005–Rapid spanning tree (RSTP)
∆ IEEE 802.3ad Link aggregation, static and LACP
∆ DHCP client
∆ Port mirroring
Security
∆ Port-based 802.1X
∆ Web and CLI authentication and authorization
SFP x 28: 24 for 100/1000SFP Port1-24, 4 for the 1G uplink/trunk ports
Short haul, long haul, single fiber operation, etc.
Please see OSD Datasheets #102100XX and #1021000XX for 100Mbps and
1Gbps SFP optical modules
28 x 100M/1G Link/Activity/Speed
2 x Power
1 x Status
Four: Two for Power Supply Status
Two user definable via the GUI as specified in the user manual
-20°C to +75°C for OSD2790SFPDC
-20°C to +65°C for OSD2790SFPAC and OSD2790SFPDAC
Relative Humidity
Power Requirements
Power Connector
Dimensions of Enclosure (mm) 443W x 300D x 44H
Weight (kg)
0 to 95% non-condensing
+10 to +36VDC @ 40VA Max for DC version
90 to 264VAC @ 50VA Max for standard single AC version
90 to 264VAC @ 55VA Max for optional redundant AC version
4 way 5.08mm Terminal Block for DC powered version
One IEC power inlet module for the standard AC powered version
Two IEC power inlet modules for the optional redundant AC powered version
5.1
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DOC ID: 10118801
OPTICAL SYSTEMS DESIGN
3 QUICK START GUIDE
3.1 OSD2790SFP FRONT AND REAR PANELS
1
2
3
4 5 6
FIGURE 1: FRONT PANEL
1. PSU1 Status LED
2. PSU2 Status LED
3. Status LED
4. Mini USB Console Port
5. 24 x 100/1000M SFP ports with 100M/1G Link/Activity/Speed LEDs
6. 4 x 1G Trunk/Uplink SFP ports with 100M/1G Link/Activity/Speed LEDs
Single AC Power Input
7 8 9 10 11
Dual Redundant AC Power Input
12 7 8 9 10 11
DC Power Input
7 8 9 10 13 14 15
FIGURE 2: REAR PANEL
7. Reset Switch
8. PSU Alarm Relay
9. Programmable Alarm Relay
10. Earth Connection Point
11. AC PSU 1 IEC Power Inlet
12. AC PSU 2 IEC Power Inlet
13. Power 1 LED
14. DC Dual Power Inlet
15. Power 2 LED
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3.2 POWER SUPPLY CONNECTIONS
The OSD2790 comes in three power input variations: Single Input AC powered, Dual Redundant AC
Powered and Dual Redundant DC Powered. Power requirements are as follows;
S
INGL E AC POWERED:
D
UAL REDUNDANT AC POWERED:
D
UAL REDUNDANT DC POWERED:
F
USE
(AC V
ERSIONS ONLY
90-264VAC @ 50VA Max. IEC Inlet.
90-264VAC @ 50VA Max. IEC Inlet.
+10 to +36VDC @ 55VA Max. 4-way terminal block.
): 1A 250V Anti-Surge, 5x20mm.
FIGURE 3: POWER CONNECTION
TABLE 2: DC POWER CONNECTION
External Power Pin Specification
Pin 1, Pin 3
Pin 2, Pin 4 +10 to +36VDC @ 40VA max
0V (Ground Isolated)
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LED Function
•
•
•
Port Status LED will indicate
the below
information.
•
Port Status LED will indicate
the below
information.
3.3 LED INDICATORS
•
PSU 1
PSU 2
Status
SFP 1-24
SFP 25-28
•
•
•
•
•
•
OPTICAL SYSTEMS DESIGN
TABLE 3: LED FUNCTION
Red – PSU 1 Not connected or faulty
Green – PSU 1 On
Red – PSU 2 Not connected or faulty
Green – PSU 2 On
Red – Standby/Initialization Mode
Green – Normal status
Green – 1Gbps
Amber – 100MBps
Off – No Connection
Green – 1Gbps
Off – No Connection
3.4 FITTING SFP CONNECTORS
Care should be taken when inserting/removing the SFP connectors from the SFP port as SFP modules are
Electrostatic (ES) sensitive and Electrostatic Discharge (ESD) precautions should be taken when installing.
Ensure that the SFP is fully engaged and latched into position.
Inserting SFP – Ensure that the SFP lever is in the locked position and insert into appropriate SFP port.
Gently push the SFP until it locks into place. Remove plastic/rubber dust cap and fit appropriate fiber
cable.
Removing SFP – Remove fiber connector. Pull the SFP lever down to unlock SFP from housing. Using
the lever, gently pull the SFP out.
Fiber SFP
1
Inserting
SFP
FIGURE 4: FITTING/REMOVING SFP CONNECTORS
Removing
SFP
2
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3.5 CLI OVERVIEW
CONNECT TO CLI
The OSD2790SFP has a Mini USB console port connector located on the front of the unit that is used for
Command Line Interface (CLI) from the PC to the OSD2790SFP via the PC’s USB connector.
To operate and control the OSD2790SFP using the CLI, a proprietary driver will be required to be installed
onto the PC being used. The driver can be found and downloaded via the following site: www.silabs.com
and searching for the CP210x driver. Download the relevant driver for your operating system, install and
follow the installation instructions from your PC.
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FIGURE 5: CLI DRIVER DOWNLOAD
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OPTICAL SYSTEMS DESIGN
1. Connect the Console Port on OSD2790SFP (Mini USB) to PC with USB cable.
2. Using HyperTerminal, SecureCRT, etc to set up the following parameters.
• Baud Rate: 115200
• Data Bits: 8
• Parity: None
• Stop Bits: 1
• Flow Control: None
3. Check the link by pressing <ENTER>. The line should jump to the next line.
4. Using the Username and password to login the switch
5. If there is no user input for a period of time, the user will be locked out and will require to re-enter
by pressing ENTER.
6. The admin username is operating at the highest priveldge level (level 15) and has full control over
the OSD2790SFP and its configuration. On this level, the admin can reset the OSD2790SFP
configuration to factory default.
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CLI COMMANDS (TOP LEVEL)
By entering “?” a list of CLI commands available with a brief description will be displayed
Some terminal emulators like SecureCRT support the “Tab” key. At the # prompt pressing the “Tab” key
will also produce a list of available commands within the command level. Partially typing a command and
hitting “Tab” key will autocomplete the command.
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OPTICAL SYSTEMS DESIGN
Help may be requested at any point in a command by entering a question mark “?”. If there are no
command arguments available, the help list will be empty and the user must backup (backspace) until
entering a “?” shows the available options. There are two types of help provided;
1. Full help is available when the user is ready to enter a command argument (eg. “show”) and
describes each possible argument.
2. Partial help is provided when an abbreviated argument is entered and user wants to know what
arguments match the input (eg “show pr?”)
Note that there are sub-commands for every 1
arguments associated with the clear command. The CLI will then display # clear and wait for the sub
command.
st
level commands eg. # clear ? will display all sub command
RESET CONFIGURATION TO FACTORY DEFAULT
To reset the configuration to factory defaults;
# reload defaults
When the promt returns, the unit has reverted to factory defaults
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SET HOSTNAME AND ADMIN USER PASSWORD
The CLI has several different modes. When entering the CLI through the admin entry, the mode is in exec
mode. This allows the user to modify configuration files, reload defaults, system information etc. When the
unit is in configuration mode, the user can change detailed configurations.
To set the OSD2790SFP host name, the unit needs to be first set to configuration mode then enter the
hostname command, then a chosen hostname. After this is entered, the units requires an ‘exit’ from
configuration mode.
The host name has now changed to “OSD2790SFP-Sec1” and can be seen on the prompt.
A new password for the ‘admin’ user is recommended to be set.
In the example above the password was changed to “OSD”. Other users can be added using the above
method.
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SET VLAN 1 IP ADDRESS
To display current IP address and subnet mask details;
# show ip interface brief
To configure a new IP address the unit needs to be first set to configuration mode then enter the interface
VLAN number, then a chosen IP address. An ‘exit’ from configuration mode is also required when
changes are made. Note that the chosen input arguments (IP address/Subnet mask) are not in bold shown in
the example below.
Switch# configure terminal
Switch(config)# interface vlan 1
Switch(config-if-vlan)# ip address 192.168.0.99 255.255.0.0
Switch(config-if-vlan)# end
Note: IP addresses can only be assigned to VLAN interfaces.
After configuration the IP address is completed, the newly allocated IP address can be checked again by
typing in;
# show ip interface brief
If the DHCP negotiation failed, the fallback IP is assigned (192.168.0.99)
SAVE CONFIGURATION TO FLASH
It is necessary to save any changes to FLASH storage in the ‘startup-config’ otherwise the changes will not
take effect when the unit is powered off. To save the changes the configuration needs to be copied to the
startup configuration.
# copy running-config startup-config
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3.6 GUI OVERVIEW
The Quick Start Guide section will only show a few main or important features to get the user started and
running the OSD2790SFP successfully. On the top right hand of the GUI screen there are three icons
available to quickly navigate or obtain help for each GUI menu item. Note: Some screen captures will not display the full port channel count for the product. Port Number screen captures are indicative only!
Home Logout Help
H
OME:
Clicking the Home button will exit any GUI current screen and display the panel status.
L
OGOUT:
H
ELP:
all functions and input arguments for that page.
Clicking the Logout button will logout the current user.
Clicking the Help button will open a help window for the current open menu window and display
DEFAULT SETTING
•
IP Address: 192.168.0.99
•
Subnet Mask: 255.255.255.0
•
Gateway: 192.168.0.1
•
User Name: admin
•
Password: (None)
LOG INTO THE SWITCH
•
Connect a switch port to a PC, Change the PC’s network IP address to connect to the switch (i.e.:
192.168.0.2).
•
In a web browser, enter the URL 192.168.0.99.
•
Enter the username and password.
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OPTICAL SYSTEMS DESIGN
IP CONFIGURATION
In the treemap on the left, expand the ConfigurationSystemIP.
Enter the IPv4 address and Mask Length in the table.
Choose the management VLAN ID to access that IP in VLAN table if VLAN function is required.
If the multiple IP addresses are required, click Add Interface to add more IP interface.
Click Save to save the configuration.
Use new IP address to access the switch.
PS: All configuration changes must be saved otherwise all the changes will be lost after rebooting!
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USERS AUTHENTICATION
In the tree map on the left, expand the ConfigurationSecurity SwitchUsers
Click admin to change the current admin account setting.
If multiple users are required, click Add New User
PS: All configuration changes must be saved otherwise all the changes will be lost after rebooting!
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SAVE CONFIGURATION TO START-UP
In the treemap below, expand the Maintenance and expand Configuration, then select Save startup-config
Click SaveConfiguration to save the configuration on start-up.
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4 USER MANUAL
4.1 INSTALLATION
ELECTROMAGNETIC COMPATIBILITY
WARNING: This is a Class A product. In a domestic environment this product may cause radio
interference in which case the user may be required to take adequate measures.
OPTICAL OUTPUT OPERATION
WARNING: Laser Safety: Class 1 Laser Product (SFP) per IEC 60825-1:2014 standard.
Class 1
The OSD2790SFP is a Class 1 laser product.
PRECAUTIONS
▲
All service personnel should be provided training as to the hazards of direct viewing of laser
radiation and of the precautionary measures during servicing of equipment
▲
Areas where laser products are installed should be restricted in access to trained service personnel
only and appropriate warning signs posted in the work area.
▲
All laser apertures should be covered by protective covers when not connected to optical fibers.
Never leave outputs uncovered.
▲
Laser equipment should be positioned above or below eye level where possible. Apertures should
be positioned away from personnel.
▲
Protective eyewear should be worn in the vicinity of laser equipment.
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4.2 OSD2790SFP DIMENSIONS
443mm
FIGURE 6: DIMENSIONS
44mm
300mm
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5 GUI CONFIGURATION
•Connect the OSD2790SFP to a network using Cat5 (or greater) cable to any switch port fitted
with an appropriate SFP and power the unit.
•Open a web browser window (Firefox, IEx, etc) Enter the IP address of the switch on the web
browser - The default IP address assigned to the OSD2790SFP is 192.168.0.99. A login window
will be shown as below:
•
Enter the username and password. Below diagram shows default login parameters. If this has been
changed, enter a valid username and password.
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OPTICAL SYSTEMS DESIGN
5.1 GUI MENU
The GUI Menu allows the user to change many parameters and settings. The example below shows a
snapshot of the menu. The following symbols and actions are as follows;
► Menu can be expanded to show sub menus by clicking the heading
▼ Menu is expanded and sub menus are displayed. Clicking the heading will close the submenu
■ Menu title. Clicking will open the GUI window for this parameter
The help “?” button is located on the right hand side of the browser. Clicking this button will open the help
menu with control syntax for the selected open directory.
Clicking the door symbol will bring up the “Logout” screen.
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5.2 CONFIGURATION
SYSTEM
OPTICAL SYSTEMS DESIGN
SYSTEM INFORMATION CONFIGURATION
Configuration
System
Information
The switch system information is provided here.
System Contact
The textual identification of the contact person for this managed node, together with information
on how to contact this person. The allowed string length is 0 to 255, and the allowed content is the
ASCII characters from 32 to 126.
System Name
An administratively assigned name for this managed node. By convention, this is the node's fullyqualified domain name. A domain name is a text string drawn from the alphabet (A-Z, a-z), digits
(0-9), minus sign (-). No space characters are permitted as part of a name. The first character must
be an alpha character. And the first or last character must not be a minus sign. The allowed string
length is 0 to 255.
System Location
The physical location of this node (e.g., telephone closet, 3rd floor). The allowed string length is 0
to 255, and the allowed content is the ASCII characters from 32 to 126.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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IP CONFIGURATION
Configuration
System
OPTICAL SYSTEMS DESIGN
IP
Configure IP basic settings, control IP interfaces and IP routes.
The maximum number of interfaces supported is 128 and the maximum number of routes
is 128.
IP Configuration
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.
System selects the active DNS server from configuration in turn, if the preferred server does not
respond in five attempts.
The following modes are supported:
•From any DHCPv4 interfaces
The first DNS server offered from a DHCPv4 lease to a DHCPv4-enabled interface will
be used.
PAGE 29
•No DNS server
No DNS server will be used.
OSD2790SFP OPERATOR MANUAL
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OPTICAL SYSTEMS DESIGN
•Configured 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.
•From this DHCPv4 interface
Specify from which DHCPv4-enabled interface a provided DNS server should be
preferred.
•Configured 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.
•From this DHCPv6 interface
Specify from which DHCPv6-enabled interface a provided DNS server should be
preferred.
•From any DHCPv6 interfaces
The first DNS server offered from a DHCPv6 lease to a DHCPv6-enabled interface will
be used.
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 a new interface.
IPv4 DHCP Enabled
Enable the DHCPv4 client by checking this box. If this option is enabled, the system will
configure the IPv4 address and mask of the interface using the DHCPv4 protocol. The DHCPv4
client will announce the configured System Name as hostname to provide DNS lookup.
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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
The IPv4 address of the interface in dotted decimal notation.
If DHCP is enabled, this field configures the fallback address. The field may be left blank if IPv4
operation on the interface is not desired - or no DHCP fallback address is desired.
IPv4 Mask
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 configures the fallback address network mask. The field may be left
blank if IPv4 operation on the interface is not desired - or no DHCP fallback address is 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.
System accepts the valid IPv6 unicast address only, except IPv4-Compatible address and IPv4Mapped address.
The field may be left blank if IPv6 operation on the interface is not desired.
IPv6 Mask
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.
OPTICAL SYSTEMS DESIGN
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Resolving IPv6 DAD
The link-local address is formed from an interface identifier based on the hardware address which
is supposed to be uniquely assigned. Once the DAD (Duplicate Address Detection) detects the
address duplication, the operation on the interface SHOULD be disabled.
At this moment, manual intervention is required to resolve the address duplication. For example,
check whether the loop occurs in the VLAN or there is indeed other device occupying the same
hardware address as the device in the VLAN.
After making sure the specific link-local address is unique on the IPv6 link in use, delete and then
add the specific IPv6 interface to restart the IPv6 operations on this interface.
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 0.0.0.0or 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
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 4095 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
supported.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
PAGE 32
: Click to add a new IP interface. A maximum of 128 interfaces is
: Click to add a new IP route. A maximum of 128 routes is supported.
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OPTICAL SYSTEMS DESIGN
NTP CONFIGURATION
Configuration
Configure NTP on this page.
System
NTP
Mode
Indicates the NTP mode operation. Possible modes are:
Server #
Provide the IPv4 or IPv6 address of a NTP server. 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'. In addition, it can also accept a
domain name address.
: Click to undo any changes made locally and revert to previously saved values.
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TIME ZONE CONFIGURATION
Configuration
System
Time
Time Zone
This page allows you to configure the Time Zone.
Time Zone Configuration
•Time Zone - Lists various Time Zones world wide. Select appropriate Time Zone from the drop
down and click Save 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 )
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Daylight Saving Time
This page is used to setup Daylight Saving Time Configuration.
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 Configurations
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 ending minute.
Offset settings
•Offset - Enter the number of minutes to add during Daylight Saving Time. ( Range: 1 to 1440 )
Non Recurring Configurations
Start time settings
• Month - Select the starting month.
• Date - Select the starting date.
• Year - Select the starting year.
• Hours - Select the starting hour.
• Minutes - Select the starting minute.
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OPTICAL SYSTEMS DESIGN
End time settings
• Month - Select the ending month.
• Date - Select the ending date.
• Year - Select the ending year.
• Hours - Select the ending hour.
• Minutes - Select the ending minute.
Offset settings
•Offset - Enter the number of minutes to add during Daylight Saving Time. ( Range: 1 to 1440 )
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
SYSTEM LOG CONFIGURATION
Configuration
System
Log
Configure System Log on this page.
Server Mode
Indicates the server mode operation. When the mode operation is enabled, the syslog message will
send out to syslog server. The syslog protocol is based on UDP communication and received on
UDP port 514 and the syslog server will not send acknowledgments back sender since UDP is a
connectionless protocol and it does not provide acknowledgments. The syslog packet will always
send out even if the syslog server does not exist. Possible modes are:
Enabled: Enable server mode operation.
Disabled: Disable server mode operation.
Server Address
Indicates the IPv4 host address of syslog server. If the switch provide DNS feature, it also can be a
domain name
.
Syslog Level
Indicates what kind of message will send to syslog server. Possible modes are:
Error: Send the specific messages which severity code is less or equal than Error (3).
Warning: Send the specific messages which severity code is less or equal than Warning (4).
Notice: Send the specific messages which severity code is less or equal than Notice (5).
Informational: Send the specific messages which severity code is less or equal than
Informational (6).
Buttons
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: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
GREEN ETHERNET
OPTICAL SYSTEMS DESIGN
FAN CONFIGURATION
Configuration
Green Ethernet
Fan
This page allows the user to inspect and configure the current settings for controlling the
fan. If the system contains multiple temperature sensor the highest temperature is used
for controlling the fan
Max Temperature
The temperature at which the fan will be to set to run at full speed. The value accepted is within
the range of -127 to 127.
On Temperature
The temperature at which the fan will be turn on (at the lowest possible fan speed). The value
accepted is within the range of -127 to 127.
Buttons
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: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
LED POWER REDUCTION CONFIGURATION
Configuration
Green Ethernet
LED
The system status LED shows whether the system is running. The LED is green when
system is running and no errors are detected. If errors has been detected the status LED
will indicate this by blinking red.
LEDS INTENSITY
The LEDs power consumption can be reduced by lowering the LEDs intensity. LEDs intensity
could for example be lowered during night time, or they could be turn completely off. It is
possible to configure 24 different hours of the day, at where the LEDs intensity should be set.
Start Time
The time at which the LEDs intensity shall be set to the corresponding intensity.
End Time
The time at which the LEDs intensity shall be set to a new intensity. If no intensity is specified for
the next hour, the intensity is set to default intensity.
Intensity
The LEDs intensity (100% = Full power, 0% = LED off).
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MAINTENANCE
On time at link change
When a network administrator does maintenance of the switch (e.g. adding or moving users) he
might want to have full LED intensity during the maintenance period. Therefore it is possible to
specify that the LEDs shall use full intensity a specific period of time. Maintenance Time is the
number of seconds that the LEDs will have full intensity after either a port has changed link state,
or the LED pushbutton has been pushed. Valid range is from 0 to 65535 seconds.
On at errors
In the case where maximum power saving is enabled by turning the LEDs completely off, it might
be convenient to indicate to the network administrator that an error has been recorded in the
system log. By checking the "On at errors" the LEDs will be turned on at 100% in the case that
errors are logged in the system log.
Buttons
: Click to save changes.
OPTICAL SYSTEMS DESIGN
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
PORT POWER SAVINGS CONFIGURATION
Configuration
Green Ethernet
Port Power Savings
This page allows the user to configure the port power savings features.
WHAT IS EEE
EEE is a power saving option that reduces the power usage when there is low or no traffic utilization.
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 wakeup time information using
the LLDP protocol.
EEE works for ports in auto-negotiation mode, where the port is negotiated to either 1G or 100 Mbit full
duplex mode.
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OPTICAL SYSTEMS DESIGN
For ports that are not EEE-capable the corresponding EEE checkboxes are grayed out and thus impossible
to enable EEE for.
When a port is powered down for saving power, outgoing traffic is stored in a buffer until the port is
powered up again. Because there are some overhead in turning the port down and up, more power can be
saved if the traffic can be buffered up until a large burst of traffic can be transmitted. Buffering traffic will
give some latency in the traffic.
OPTIMIZE EEE FOR
The switch can be set to optimize EEE for either best power saving or least traffic latency.
PORT CONFIGURATION
Port
The switch port number of the logical port.
ActiPHY
Link down power savings enabled.
ActiPHY works by lowering the power for a port when there is no link. The port is power up for
short moment in order to determine if cable is inserted.
PerfectReach
Cable length power savings enabled.
PerfectReach works by determining the cable length and lowering the power for ports with short
cables.
EEE
Controls whether EEE is enabled for this switch port.
For maximizing power savings, the circuit isn't started at once transmit data is ready for a port, but
is instead queued until a burst of data is ready to be transmitted. This will give some traffic
latency.
If desired it is possible to minimize the latency for specific frames, by mapping the frames to a
specific queue (done with QOS), and then mark the queue as an urgent queue. When an urgent
queue gets data to be transmitted, the circuits will be powered up at once and the latency will be
reduced to the wakeup time.
EEE Urgent Queues
Queues set will activate transmission of frames as soon as data is available. Otherwise the queue
will postpone transmission until a burst of frames can be transmitted.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
PORT CONFIGURATION
Configuration
Ports
This page displays current port configurations. Ports can also be configured here.
Port
This is the logical port number for this row.
Description
The description of the port. It is an ASCII string no longer than 256 characters.
Link
The current link state is displayed graphically. Green indicates the link is up and red that it is
down.
Current Link Speed
Provides the current link speed of the port.
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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 duplex
SFP_Auto_AMS - Automatically determines the speed of the SFP. Note: There is no
standardized way to do SFP auto detect, so here it is done by reading the SFP rom. Due to the
missing standardized way of doing SFP auto detect some SFPs might not be detectable. The port
is set in AMS mode. Cu port is set in Auto mode.
100-FX - SFP port in 100-FX speed. Cu port disabled.
1000-X - SFP port in 1000-X speed. Cu port disabled.
Ports in AMS mode with 1000-X speed has Cu port preferred.
Ports in AMS mode with 1000-X speed has fiber port preferred.
Ports in AMS mode with 100-FX speed has fiber port preferred.
Advertise Duplex
When duplex is set as auto i.e auto negotiation, the port will only advertise the specified duplex as
either Fdx or Hdx to the link partner. By default port will advertise all the supported duplexes if
the Duplex is Auto.
Advertise Speed
When Speed is set as auto i.e auto negotiation, the port will only advertise the specified speeds
(10M100M1G) to the link partner. By default port will advertise all the supported speeds if speed
is set as Auto.
Flow 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.
NOTICE: The 100FX standard doesn't support Auto Negotiation, so when in 100FX mode the
flow control capabilities will always be shown as "disabled".
PFC
When PFC (802.1Qbb Priority Flow Control) is enabled on a port then flow control on a priority
level is enabled. Through the Priority field, range (one or more) of priorities can be
configured, e.g. '0-3,7' which equals '0,1,2,3,7'. PFC is not supported through auto negotiation.
PFC and Flowcontrol cannot both be enabled on the same port.
Maximum Frame Size
Enter the maximum frame size allowed for the switch port, including FCS. The range is 151810240 bytes.
OPTICAL SYSTEMS DESIGN
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Frame Length Check
Configures if frames with incorrect frame length in the EtherType/Length field shall be dropped.
An Ethernet frame contains a field EtherType which can be used to indicate the frame payload
size (in bytes) for values of 1535 and below. If the EtherType/Length field is above 1535, it
indicates that the field is used as an EtherType (indicating which protocol is encapsulated in the
payload of the frame). If "frame length check" is enabled, frames with payload size less than 1536
bytes are dropped, if the EtherType/Length field doesn't match the actually payload length. If
"frame length check" is disabled, frames are not dropped due to frame length mismatch. Note: No
drop counters count frames dropped due to frame length mismatch
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
:
Click to refresh the page. Any changes made locally will be undone.
OPTICAL SYSTEMS DESIGN
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DHCP
OPTICAL SYSTEMS DESIGN
SERVER
DHCP Server Mode Configuration
Configuration
DHCP
Server
Mode
This page configures global mode and VLAN mode to enable/disable DHCP server per
system and per VLAN.
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OPTICAL SYSTEMS DESIGN
GLOBAL MODE
Configure operation mode to enable/disable DHCP server per system.
Mode
Configure the operation mode per system. Possible modes are:
Enabled: Enable DHCP server per system.
Disabled: Disable DHCP server pre system.
VLAN MODE
Configure operation mode to enable/disable DHCP server per VLAN.
VLAN Range
Indicate the VLAN range in which DHCP server is enabled or disabled. The first VLAN ID must
be smaller than or equal to the second VLAN ID. BUT, if the VLAN range contains only 1 VLAN
ID, then you can just input it into either one of the first and second VLAN ID or both.
On the other hand, if you want to disable existed VLAN range, then you can follow the steps.
1. Press to add a new VLAN range.
2. Input the VLAN range that you want to disable.
3. Choose Mode to be Disabled.
4. Press to apply the change.
Then, you will see the disabled VLAN range is removed from the DHCP Server mode
configuration page.
Mode
Indicate the operation mode per VLAN. Possible modes are:
Enabled: Enable DHCP server per VLAN.
Disabled: Disable DHCP server pre VLAN.
Buttons
PAGE 47
: Click to add a new VLAN range
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
:
Click to refresh the page. Any changes made locally will be undone.
DOC ID: 10118801
OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
DHCP Server Excluded IP Configuration
Configuration
DHCP
Server
Excluded IP
This page configures excluded IP addresses. DHCP server will not allocate these
excluded IP addresses to DHCP client.
EXCLUDED IP ADDRESS
Configure excluded IP addresses.
IP Range
Define the IP range to be excluded IP addresses. The first excluded IP must be smaller than or
equal to the second excluded IP. BUT, if the IP range contains only 1 excluded IP, then you can
just input it to either one of the first and second excluded IP or both.
Buttons
PAGE 48
: Click to add a new excluded IP range.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
DHCP Server Pool Configuration
Configuration
DHCP
Server
Pool
This page manages DHCP pools. According to the DHCP pool, DHCP server will
allocate IP address and deliver configuration parameters to DHCP client.
POOL SETTING
Add or delete pools.
Adding a pool and giving a name is to create a new pool with "default" configuration. If you want to
configure all settings including type, IP subnet mask and lease time, you can click the pool name to go into
the configuration page.
Name
Configure the pool name that accepts all printable characters, except white space. If you want to
configure the detail settings, you can click the pool name to go into the configuration page.
Type
Display which type of the pool is.
Network: the pool defines a pool of IP addresses to service more than one DHCP client.
Host: the pool services for a specific DHCP client identified by client identifier or hardware
address.
If "-" is displayed, it means not defined.
IP
Display network number of the DHCP address pool.
If "-" is displayed, it means not defined.
Subnet Mask
Display subnet mask of the DHCP address pool.
If "-" is displayed, it means not defined.
Lease Time
Display lease time of the pool.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
PAGE 49
: Click to add a new DHCP pool.
OSD2790SFP OPERATOR MANUAL
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OPTICAL SYSTEMS DESIGN
DHCP SNOOPING CONFIGURATION
Configuration
DHCP
Snooping
Configure DHCP Snooping on this page.
Snooping Mode
Indicates the DHCP snooping mode operation. Possible modes are:
Enabled: Enable DHCP snooping mode operation. When DHCP snooping mode operation is
enabled, the DHCP request messages will be forwarded to trusted ports and only allow reply
packets from trusted ports.
Disabled: Disable DHCP snooping mode operation.
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Port Mode Configuration
Indicates the DHCP snooping port mode. Possible port modes are:
Trusted: Configures the port as trusted source of the DHCP messages.
Untrusted: Configures the port as untrusted source of the DHCP messages.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
OPTICAL SYSTEMS DESIGN
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OPTICAL SYSTEMS DESIGN
DHCP RELAY CONFIGURATION
Configuration
DHCP
Relay
A DHCP relay agent is used to forward and to transfer DHCP messages between the
clients and the server when they are not in the same subnet domain. It stores the
incoming interface IP address in the GIADDR field of the DHCP packet. The DHCP
server can use the value of GIADDR field to determine the assigned subnet. For such
condition, please make sure the switch configuration of VLAN interface IP address and
PVID (Port VLAN ID) correctly.
Relay Mode
Indicates the DHCP relay mode operation.
Possible modes are:
Enabled: Enable DHCP relay mode operation. When DHCP relay mode operation is enabled,
the agent forwards and transfers DHCP messages between the clients and the server when they are
not in the same subnet domain. And the DHCP broadcast message won't be flooded for security
considerations.
Disabled: Disable DHCP relay mode operation.
Relay Server
Indicates the DHCP relay server IP address.
Relay Information Mode
Indicates the DHCP relay information mode option operation. The option 82 circuit ID format as
"[vlan_id][module_id][port_no]". The first four characters represent the VLAN ID, the fifth and
sixth characters are the module ID (in standalone device it always equal 0, in stackable device it
means switch ID), and the last two characters are the port number. For example, "00030108"
means the DHCP message receive form VLAN ID 3, switch ID 1, port No 8. And the option 82
remote ID value is equal the switch MAC address.
Possible modes are:
Enabled: Enable DHCP relay information mode operation. When DHCP relay information
mode operation is enabled, the agent inserts specific information (option 82) into a DHCP
message when forwarding to DHCP server and removes it from a DHCP message when
transferring to DHCP client. It only works when DHCP relay operation mode is enabled.
Disabled: Disable DHCP relay information mode operation.
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Relay Information Policy
Indicates the DHCP relay information option policy. When DHCP relay information mode
operation is enabled, if the agent receives a DHCP message that already contains relay agent
information it will enforce the policy. The 'Replace' policy is invalid when relay information mode
is disabled. Possible policies are:
Replace: Replace the original relay information when a DHCP message that already contains it
is received.
Keep: Keep the original relay information when a DHCP message that already contains it is
received.
Drop: Drop the package when a DHCP message that already contains relay information is
received.
Buttons
: Click to save changes.
OPTICAL SYSTEMS DESIGN
: Click to undo any changes made locally and revert to previously saved values.
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SECURITY
OPTICAL SYSTEMS DESIGN
SWITCH
Users Configuration
Configuration
Security
Switch
Users
This page provides an overview of the current users. Currently the only way to login as
another user on the web server is to close and reopen the browser.
The displayed values for each user are:
User Name
The name identifying the user. This is also a link to Add/Edit User.
Privilege Level
The privilege level of the user. The allowed range is 0 to 15. If the privilege level value is 15, it
can access all groups, i.e. that is granted the fully control of the device. But others value need to
refer to each group privilege level. User's privilege should be same or greater than the group
privilege level to have the access of that group. By default setting, most groups privilege level 5
has the read-only access and privilege level 10 has the read-write access. And the system
maintenance (software upload, factory defaults and etc.) need user privilege level 15.
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Generally, the privilege level 15 can be used for an administrator account, privilege level 10 for a
standard user account and privilege level 5 for a guest account.
Buttons
OPTICAL SYSTEMS DESIGN
: Click to add a new user.
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OPTICAL SYSTEMS DESIGN
Privilege Level Configuration
Configuration
Security
Switch
Privilege Levels
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OPTICAL SYSTEMS DESIGN
This page provides an overview of the privilege levels.
Group Name
The name identifying the privilege group. In most cases, a privilege level group consists of a
single module (e.g. LACP, RSTP or QoS), but a few of them contains more than one. The
following description defines these privilege level groups in details:
System: Contact, Name, Location, Timezone, Daylight Saving Time, Log.
Security: Authentication, System Access Management, Port (contains Dot1x port, MAC based
and the MAC Address Limit), ACL, HTTPS, SSH, ARP Inspection, IP source guard.
IP: Everything except 'ping'.
Port: Everything except 'VeriPHY'.
Diagnostics: 'ping' and 'VeriPHY'.
Maintenance: CLI- System Reboot, System Restore Default, System Password, Configuration
Save, Configuration Load and Firmware Load. Web- Users, Privilege Levels and everything in
Maintenance.
Debug: Only present in CLI.
Privilege Levels
Every group has an authorization Privilege level for the following sub groups: configuration readonly, configuration/execute read-write, status/statistics read-only, status/statistics read-write (e.g.
for clearing of statistics). User Privilege should be same or greater than the authorization Privilege
level to have the access to that group.
Notes that some web pages (for example, MPLS-TP and MEP BFD pages) are based on JSON to
transmit dynamic data between the web server and application. These pages require the
configuration Read/Write privilege of JSON_RPC group before any operations. This requirement
must be met first, then it will evaluate the current privilege level against the required privilege
level for the given method. For example, assumes the MPLS-TP page only allows Read-Only
attribute under privilege level 5, the privilege configuration should be set as JSON_RPC:[5,5,5,5]
and MPLS_TP:[5,10,5,10].
Buttons
PAGE 57
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
Authentication Method Configuration
Configuration
Security
Switch
Auth Method
The authentication section allows you to configure how a user is authenticated when he
logs into the switch via one of the management client interfaces.
The table has one row for each client type and a number of columns, which are:
Client
The management client for which the configuration below applies.
Methods
Method can be set to one of the following values:
• No: Authentication is disabled and login is not possible.
• Local: Use the local user database on the switch for authentication.
• Radius: Use remote RADIUS server(s) for authentication.
• Tacacs: Use remote TACACS+ server(s) for authentication.
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OPTICAL SYSTEMS DESIGN
Methods that involves remote servers are timed out if the remote servers are offline. In this case
the next method is tried. Each method is tried from left to right and continues until a method either
approves or rejects a user. If a remote server is used for primary authentication it is recommended
to configure secondary authentication as 'local'. This will enable the management client to login
via the local user database if none of the configured authentication servers are alive.
COMMAND AUTHORIZATION METHOD CONFIGURATION HELP
The command authorization section allows you to limit the CLI commands available to a
user.
The table has one row for each client type and a number of columns, which are:
Client
The management client for which the configuration below applies.
Method
Method can be set to one of the following values:
•No: Command authorization is disabled. User is granted access to CLI commands
according to his privilege level.
•Tacacs: Use remote TACACS+ server(s) for command authorization. If all remote
servers are offline, the user is granted access to CLI commands according to his privilege
level.
Cmd Lvl
Authorize all commands with a privilege level higher than or equal to this level.
Valid values are in the range 0 to 15.
Cfg Cmd
Also authorize configuration commands.
ACCOUNTING METHOD CONFIGURATION HELP
The accounting section allows you to configure command and exec (login) accounting.
The table has one row for each client type and a number of columns, which are:
Client
The management client for which the configuration below applies.
Method
Method can be set to one of the following values:
•No: Accounting is disabled.
Cmd Lvl
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•Tacacs: Use remote TACACS+ server(s) for accounting.
Enable accounting of all commands with a privilege level higher than or equal to this level.
Valid values are in the range 0 to 15. Leave the field empty to disable command accounting.
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Exec
Enable exec (login) accounting.
Buttons
OPTICAL SYSTEMS DESIGN
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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SSH Configuration
Configuration
Security
OPTICAL SYSTEMS DESIGN
Switch
SSH
Configure SSH on this page.
Mode
Indicates the SSH mode operation. Possible modes are:
Indicate the HTTPS redirect mode operation. It is only significant when "HTTPS Mode Enabled"
is selected. When the redirect mode is enabled, the HTTP connection will be redirected to HTTPS
connection automatically.
Notice that the browser may not allow the redirect operation due to the security consideration
unless the switch certificate is trusted to the browser. You need to initialize the HTTPS connection
manually for this case.
Possible modes are:
The operation of certificate maintenance.
Possible operations are:
None: No operation.
Delete: Delete the current certificate.
Upload: Upload a certificate PEM file. Possible methods are: Web Browser or URL.
Generate: Generate a new self-signed RSA certificate.
Certificate Pass Phrase
Enter the pass phrase in this field if your uploading certificate is protected by a specific
passphrase.
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Certificate Upload
Upload a certificate PEM file into the switch. The file should contain the certificate and private
key together. If you have two separated files for saving certificate and private key. Use the Linux
cat command to combine them into a single PEM file. For example, cat my.cert my.key > my.pem
Notice that the RSA certificate is recommended since most of the new version of browsers has
removed support for DSA in certificate, e.g. Firefox v37 and Chrome v39.
Possible methods are:
Web Browser: Upload a certificate via Web browser.
URL: Upload a certificate via URL, the supported protocols are HTTP, HTTPS, TFTP and FTP.
The URL format is <protocol>://[<username>[:<password>]@]<
host>[:<port>][/<path>]/<file_name>. For example,
tftp://10.10.10.10/new_image_path/new_image.dat,
http://username:password@10.10.10.10:80/new_image_path/new_image.dat. A valid file name is
a text string drawn from alphabet (A-Za-z), digits (0-9), dot (.), hyphen (-), under score(_). The
maximum length is 63 and hyphen must not be first character. The file name content that only
contains '.' is not allowed.
Certificate Status
Display the current status of certificate on the switch.
Possible statuses are:
Switch secure HTTP certificate is presented.
Switch secure HTTP certificate is not presented.
Switch secure HTTP certificate is generating ....
Buttons
OPTICAL SYSTEMS DESIGN
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
:
Click to refresh the page. Any changes made locally will be undone.
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OPTICAL SYSTEMS DESIGN
Access Management Configuration
Configuration
Security
Switch
Access Management
Configure access management table on this page. The maximum number of entries is 16.
If the application's type match any one of the access management entries, it will allow
access to the switch.
Mode
Indicates the access management mode operation. Possible modes are:
Indicates the SNMP supported version. Possible versions are:
SNMP v1: Set SNMP supported version 1.
SNMP v2c: Set SNMP supported version 2c.
SNMP v3: Set SNMP supported version 3.
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Read Community
Indicates the community read access string to permit access to SNMP agent. The allowed string
length is 0 to 255, and the allowed content is the ASCII characters from 33 to 126.
The field is applicable only when SNMP version is SNMPv1 or SNMPv2c. If SNMP version is
SNMPv3, the community string will be associated with SNMPv3 communities table. It provides
more flexibility to configure security name than a SNMPv1 or SNMPv2c community string. In
addition to community string, a particular range of source addresses can be used to restrict source
subnet.
Write Community
Indicates the community write access string to permit access to SNMP agent. The allowed string
length is 0 to 255, and the allowed content is the ASCII characters from 33 to 126.
The field is applicable only when SNMP version is SNMPv1 or SNMPv2c. If SNMP version is
SNMPv3, the community string will be associated with SNMPv3 communities table. It provides
more flexibility to configure security name than a SNMPv1 or SNMPv2c community string. In
addition to community string, a particular range of source addresses can be used to restrict source
subnet.
Engine ID
Indicates the SNMPv3 engine ID. The string must contain an even number (in hexadecimal
format) with number of digits between 10 and 64, but all-zeros and all-'F's are not allowed.
Change of the Engine ID will clear all original local users.
Buttons
OPTICAL SYSTEMS DESIGN
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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Trap Configuration
SNMPv3 Configuration
OPTICAL SYSTEMS DESIGN
Security
Switch
SNMP
Trap
Configure SNMP trap on this page.
GLOBAL SETTINGS
Configure SNMP trap on this page.
Mode
Indicates the trap mode operation. Possible modes are:
Indicates the SNMP trap supported version. Possible versions are:
SNMPv1: Set SNMP trap supported version 1.
SNMPv2c: Set SNMP trap supported version 2c.
SNMPv3: Set SNMP trap supported version 3.
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Destination Address
Indicates the SNMP trap destination address. It allow a valid IP address in dotted decimal notation
('x.y.z.w').
And it also allow a valid hostname. A valid hostname is a string drawn from the alphabet (A-Zaz), digits (0-9), dot (.), dash (-). Spaces are not allowed, the first character must be an alpha
character, and the first and last characters must not be a dot or a dash.
Indicates the SNMP trap destination IPv6 address. 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'.
Destination port
Indicates the SNMP trap destination port. SNMP Agent will send SNMP message via this port,
the port range is 1~65535.
Buttons
OPTICAL SYSTEMS DESIGN
: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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Community Configuration
Configuration
Security
Switch
SNMP
Communities
Configure SNMPv3 community table on this page. The entry index key is Community.
Delete
Check to delete the entry. It will be deleted during the next save.
Community
Indicates the community access string to permit access to SNMPv3 agent. The allowed string
length is 1 to 32, and the allowed content is ASCII characters from 33 to 126. The community
string will be treated as security name and map a SNMPv1 or SNMPv2c community string.
Source IP
Indicates the SNMP access source address. A particular range of source addresses can be used to
restrict source subnet when combined with source mask.
Source Mask
Indicates the SNMP access source address mask.
Buttons
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: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
SNMPv3 User Configuration
Configuration
Security
Switch
SNMP
Users
Configure SNMPv3 user table on this page. The entry index keys are Engine ID and
User Name.
Delete
Check to delete the entry. It will be deleted during the next save.
Engine ID
An octet string identifying the engine ID that this entry should belong to. The string must contain
an even number (in hexadecimal format) with number of digits between 10 and 64, but all-zeros
and all-'F's are not allowed. The SNMPv3 architecture uses the User-based Security Model (USM)
for message security and the View-based Access Control Model (VACM) for access control. For
the USM entry, the usmUserEngineID and usmUserName are the entry's keys. In a simple agent,
usmUserEngineID is always that agent's own snmpEngineID value. The value can also take the
value of the snmpEngineID of a remote SNMP engine with which this user can communicate. In
other words, if user engine ID equal system engine ID then it is local user; otherwise it's remote
user.
User Name
A string identifying the user name that this entry should belong to. The allowed string length is 1
to 32, and the allowed content is ASCII characters from 33 to 126.
Security Level
Indicates the security model that this entry should belong to. Possible security models are:
NoAuth, NoPriv: No authentication and no privacy.
Auth, NoPriv: Authentication and no privacy.
Auth, Priv: Authentication and privacy.
The value of security level cannot be modified if entry already exists. That means it must first be
ensured that the value is set correctly.
Authentication Protocol
Indicates the authentication protocol that this entry should belong to. Possible authentication
protocols are:
None: No authentication protocol.
MD5: An optional flag to indicate that this user uses MD5 authentication protocol.
SHA: An optional flag to indicate that this user uses SHA authentication protocol.
The value of security level cannot be modified if entry already exists. That means must first
ensure that the value is set correctly.
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Authentication Password
A string identifying the authentication password phrase. For MD5 authentication protocol, the
allowed string length is 8 to 32. For SHA authentication protocol, the allowed string length is 8 to
40. The allowed content is ASCII characters from 33 to 126.
Privacy Protocol
Indicates the privacy protocol that this entry should belong to. Possible privacy protocols are:
None: No privacy protocol.
DES: An optional flag to indicate that this user uses DES authentication protocol.
AES: An optional flag to indicate that this user uses AES authentication protocol.
Privacy Password
A string identifying the privacy password phrase. The allowed string length is 8 to 32, and the
allowed content is ASCII characters from 33 to 126.
Buttons
OPTICAL SYSTEMS DESIGN
: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
SNMPv3 Group Configuration
Configuration
Security
Switch
SNMP
Groups
Configure SNMPv3 group table on this page. The entry index keys are Security
Model and Security Name.
Delete
Check to delete the entry. It will be deleted during the next save.
Security Model
Indicates the security model that this entry should belong to. Possible security models are:
v1: Reserved for SNMPv1.
v2c: Reserved for SNMPv2c.
usm: User-based Security Model (USM).
Security Name
A string identifying the security name that this entry should belong to. The allowed string length
is 1 to 32, and the allowed content is ASCII characters from 33 to 126.
Group Name
A string identifying the group name that this entry should belong to. The allowed string length is 1
to 32, and the allowed content is ASCII characters from 33 to 126.
Buttons
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: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
SNMPv3 View Configuration
Configuration
Security
Switch
SNMP
Views
Configure SNMPv3 view table on this page. The entry index keys are View Name and
OID Subtree.
Delete
Check to delete the entry. It will be deleted during the next save.
View Name
A string identifying the view name that this entry should belong to. The allowed string length is 1
to 32, and the allowed content is ASCII characters from 33 to 126.
View Type
Indicates the view type that this entry should belong to. Possible view types are:
included: An optional flag to indicate that this view subtree should be included.
excluded: An optional flag to indicate that this view subtree should be excluded.
In general, if a view entry's view type is 'excluded', there should be another view entry existing
with view type as 'included' and it's OID subtree should overstep the 'excluded' view entry.
OID Subtree
The OID defining the root of the subtree to add to the named view. The allowed OID length is 1 to
128. The allowed string content is digital number or asterisk(*).
Buttons
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: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
SNMPv3 Access Configuration
Configuration
Security
Switch
SNMP
Access
Configure SNMPv3 view table on this page. The entry index keys are Group Name,
Security Model Name and Security Level.
Delete
Check to delete the entry. It will be deleted during the next save.
Group Name
A string identifying the group name that this entry should belong to. The allowed string length is 1
to 32, and the allowed content is ASCII characters from 33 to 126.
Security Model
Indicates the view type that this entry should belong to. Possible view types are:
any: Any security model accepted(v1|v2c|usm).
v1: Reserved for SNMPv1.
V2c: Reserved for SNMPv2c.
Usm: User-based Security Model (USM).
Security Level
Indicates the security model that this entry should belong to. Possible security models are:
NoAuth, NoPriv: No authentication and no privacy.
Auth, NoPriv: Authentication and no privacy.
Auth, Priv: Authentication and privacy.
Read View Name
The name of the MIB view defining the MIB objects for which this request may request the
current values. The allowed string length is 1 to 32, and the allowed content is ASCII characters
from 33 to 126.
Write View Name
The name of the MIB view defining the MIB objects for which this request may potentially set
new values. The allowed string length is 1 to 32, and the allowed content is ASCII characters from
33 to 126.
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Buttons
OPTICAL SYSTEMS DESIGN
: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
RMON Configuration
RMON Statistics Configuration
Configuration
Security
Switch
RMON
Statistics
Configure RMON Statistics table on this page. The entry index key is ID.
Delete
Check to delete the entry. It will be deleted during the next save.
ID
Indicates the index of the entry. The range is from 1 to 65535.
Data Source
Indicates the port ID which wants to be monitored. If in stacking switch, the value must add
1000000*(switch ID-1), for example, if the port is switch 3 port 5, the value is 2000005.
Buttons
: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
RMON History Configuration
Configuration
Security
Switch
RMON
History
Configure RMON History table on this page. The entry index key is ID.
Delete
Check to delete the entry. It will be deleted during the next save.
ID
Indicates the index of the entry. The range is from 1 to 65535.
Data Source
Indicates the port ID which wants to be monitored. If in stacking switch, the value must add
1000000*(switch ID-1), for example, if the port is switch 3 port 5, the value is 2000005.
Interval
Indicates the interval in seconds for sampling the history statistics data. The range is from 1 to
3600, default value is 1800 seconds.
Buckets
Indicates the maximum data entries associated this History control entry stored in RMON. The
range is from 1 to 3600, default value is 50.
Buckets Granted
The number of data shall be saved in the RMON.
Buttons
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: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
DOC ID: 10118801
OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
RMON Alarm Configuration
Configuration
Security
Switch
RMON
Alarm
Configure RMON Alarm table on this page. The entry index key is ID.
Delete
Check to delete the entry. It will be deleted during the next save.
ID
Indicates the index of the entry. The range is from 1 to 65535.
Interval
Indicates the interval in seconds for sampling and comparing the rising and falling threshold. The
range is from 1 to 2^31-1.
Variable
Indicates the particular variable to be sampled, the possible variables are:
InOctets: The total number of octets received on the interface, including framing characters.
InUcastPkts: The number of uni-cast packets delivered to a higher-layer protocol.
InNUcastPkts: The number of broad-cast and multi-cast packets delivered to a higher-layer
protocol.
InDiscards: The number of inbound packets that are discarded even the packets are normal.
InErrors: The number of inbound packets that contained errors preventing them from being
deliverable to a higher-layer protocol.
InUnknownProtos: the number of the inbound packets that were discarded because of the
unknown or un-support protocol.
OutOctets: The number of octets transmitted out of the interface , including framing
characters.
OutUcastPkts: The number of uni-cast packets that request to transmit.
OutNUcastPkts: The number of broad-cast and multi-cast packets that request to transmit.
OutDiscards: The number of outbound packets that are discarded event the packets is normal.
OutErrors: The The number of outbound packets that could not be transmitted because of
errors.
OutQLen: The length of the output packet queue (in packets).
Sample Type
The method of sampling the selected variable and calculating the value to be compared against the
thresholds, possible sample types are:
Absolute: Get the sample directly.
Delta: Calculate the difference between samples (default).
Value
The value of the statistic during the last sampling period.
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Startup Alarm
The method of sampling the selected variable and calculating the value to be compared against the
thresholds, possible sample types are:
Rising Trigger alarm when the first value is larger than the rising threshold.
Falling Trigger alarm when the first value is less than the falling threshold.
RisingOrFalling Trigger alarm when the first value is larger than the rising threshold or
less than the falling threshold (default).
Rising Threshold
Rising threshold value (-2147483648-2147483647).
Rising Index
Rising event index (1-65535).
Falling Threshold
Falling threshold value (-2147483648-2147483647)
Falling Index
Falling event index (1-65535).
Buttons
OPTICAL SYSTEMS DESIGN
: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
RMON Event Configuration
Configuration
Security
Switch
RMON
Event
Configure RMON Event table on this page. The entry index key is ID.
Delete
Check to delete the entry. It will be deleted during the next save.
ID
Indicates the index of the entry. The range is from 1 to 65535.
Desc
Indicates this event, the string length is from 0 to 127, default is a null string.
Type
Indicates the notification of the event, the possible types are:
none: No SNMP log is created, no SNMP trap is sent.
log: Create SNMP log entry when the event is triggered.
snmptrap: Send SNMP trap when the event is triggered.
logandtrap: Create SNMP log entry and sent SNMP trap when the event is triggered.
Community
Specify the community when trap is sent, the string length is from 0 to 127, default is "public".
Event Last Time
Indicates the value of sysUpTime at the time this event entry last generated an event.
Buttons
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: Click to add a new access management entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
NETWORK CONFIGURATION
Port Security Limit Control Configuration
Configuration
Security
Network
Limit Control
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OPTICAL SYSTEMS DESIGN
This page allows you to configure the Port Security Limit Control system and port
settings.
Limit Control allows for limiting the number of users on a given port. A user is identified
by a MAC address and VLAN ID. If Limit Control is enabled on a port, the limit
specifies the maximum number of users on the port. If this number is exceeded, an action
is taken. The action can be one of the four different actions as described below.
The Limit Control module utilizes a lower-layer module, Port Security module, which
manages MAC addresses learnt on the port.
The Limit Control configuration consists of two sections, a system- and a port-wide.
SYSTEM CONFIGURATION
Mode
Indicates if Limit Control is globally enabled or disabled on the switch. If globally disabled, other
modules may still use the underlying functionality, but limit checks and corresponding actions are
disabled.
Aging Enabled
If checked, secured MAC addresses are subject to aging as discussed under Aging Period.
Aging Period
If Aging Enabled is checked, then the aging period is controlled with this input. If other modules
are using the underlying port security for securing MAC addresses, they may have other
requirements to the aging period. The underlying port security will use the shorter requested aging
period of all modules that use the functionality.
The Aging Period can be set to a number between 10 and 10,000,000 seconds.
To understand why aging may be desired, consider the following scenario: Suppose an end-host is
connected to a 3rd party switch or hub, which in turn is connected to a port on this switch on
which Limit Control is enabled. The end-host will be allowed to forward if the limit is not
exceeded. Now suppose that the end-host logs off or powers down. If it wasn't for aging, the endhost would still take up resources on this switch and will be allowed to forward. To overcome this
situation, enable aging. With aging enabled, a timer is started once the end-host gets secured.
When the timer expires, the switch starts looking for frames from the end-host, and if such frames
are not seen within the next Aging Period, the end-host is assumed to be disconnected, and the
corresponding resources are freed on the switch.
PORT CONFIGURATION
The table has one row for each port on the switch and a number of columns, which are:
Port
The port number to which the configuration below applies.
Mode
Controls whether Limit Control is enabled on this port. Both this and the Global Mode must be set
to Enabled for Limit Control to be in effect. Notice that other modules may still use the
underlying port security features without enabling Limit Control on a given port.
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Limit
The maximum number of MAC addresses that can be secured on this port. This number cannot
exceed 1024. If the limit is exceeded, the corresponding action is taken.
The switch is "born" with a total number of MAC addresses from which all ports draw whenever a
new MAC address is seen on a Port Security-enabled port. Since all ports draw from the same
pool, it may happen that a configured maximum cannot be granted, if the remaining ports have
already used all available MAC addresses.
Action
If Limit is reached, the switch can take one of the following actions:
None: Do not allow more than Limit MAC addresses on the port, but take no further action.
Trap: If Limit + 1 MAC addresses is seen on the port, send an SNMP trap. If Aging is disabled,
only one SNMP trap will be sent, but with Aging enabled, new SNMP traps will be sent every
time the limit gets exceeded.
Shutdown: If Limit + 1 MAC addresses is seen on the port, shut down the port. This implies that
all secured MAC addresses will be removed from the port, and no new address will be learned.
Even if the link is physically disconnected and reconnected on the port (by disconnecting the
cable), the port will remain shut down. There are three ways to re-open the port:
1) Boot the switch,
2) Disable and re-enable Limit Control on the port or the switch,
3) Click the Reopen button.
Trap & Shutdown: If Limit + 1 MAC addresses is seen on the port, both the "Trap" and the
"Shutdown" actions described above will be taken.
State
This column shows the current state of the port as seen from the Limit Control's point of view.
The state takes one of four values:
Disabled: Limit Control is either globally disabled or disabled on the port.
Ready: The limit is not yet reached. This can be shown for all actions.
Limit Reached: Indicates that the limit is reached on this port. This state can only be shown if
Action is set to None or Trap.
Shutdown: Indicates that the port is shut down by the Limit Control module. This state can only
be shown if Action is set to Shutdown or Trap & Shutdown.
Re-open Button
If a port is shutdown by this module, you may reopen it by clicking this button, which will only be
enabled if this is the case. For other methods, refer to Shutdown in the Action section.
Note that clicking the reopen button causes the page to be refreshed, so non-committed changes
will be lost.
Buttons
OPTICAL SYSTEMS DESIGN
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: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
:
Click to refresh the page. Any changes made locally will be undone.
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OSD2790SFP OPERATOR MANUAL
OPTICAL SYSTEMS DESIGN
Network Access Server Configuration
Configuration
Security
Network
NAS
This page allows you to configure the IEEE 802.1X and MAC-based authentication
system and port settings.
The IEEE 802.1X standard defines a port-based access control procedure that prevents
unauthorized access to a network by requiring users to first submit credentials for
authentication. One or more central servers, the backend servers, determine whether the
user is allowed access to the network. These backend (RADIUS) servers are configured
on the "Configuration→Security→AAA" page. The IEEE802.1X standard defines portbased operation, but non-standard variants overcome security limitations as shall be
explored below.
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OPTICAL SYSTEMS DESIGN
MAC-based authentication allows for authentication of more than one user on the same
port, and doesn't require the user to have special 802.1X supplicant software installed on
his system. The switch uses the user's MAC address to authenticate against the backend
server. Intruders can create counterfeit MAC addresses, which makes MAC-based
authentication less secure than 802.1X authentication.
The NAS configuration consists of two sections, a system- and a port-wide.
SYSTEM CONFIGURATION
Mode
Indicates if NAS is globally enabled or disabled on the switch. If globally disabled, all ports are
allowed forwarding of frames.
Reauthentication Enabled
If checked, successfully authenticated supplicants/clients are reauthenticated after the interval
specified by the Reauthentication Period. Reauthentication for 802.1X-enabled ports can be used
to detect if a new device is plugged into a switch port or if a supplicant is no longer attached.
For MAC-based ports, reauthentication is only useful if the RADIUS server configuration has
changed. It does not involve communication between the switch and the client, and therefore
doesn't imply that a client is still present on a port (see Aging Period below).
Reauthentication Period
Determines the period, in seconds, after which a connected client must be reauthenticated. This is
only active if the Reauthentication Enabled checkbox is checked. Valid values are in the range 1
to 3600 seconds.
EAPOL Timeout
Determines the time for retransmission of Request Identity EAPOL frames.
Valid values are in the range 1 to 65535 seconds. This has no effect for MAC-based ports.
Aging Period
This setting applies to the following modes, i.e. modes using the Port Security functionality to
secure MAC addresses:
• Single 802.1X
• Multi 802.1X
• MAC-Based Auth.
When the NAS module uses the Port Security module to secure MAC addresses, the Port Security
module needs to check for activity on the MAC address in question at regular intervals and free
resources if no activity is seen within a given period of time. This parameter controls exactly this
period and can be set to a number between 10 and 1000000 seconds.
If reauthentication is enabled and the port is in an 802.1X-based mode, this is not so critical, since
supplicants that are no longer attached to the port will get removed upon the next reauthentication,
which will fail. But if reauthentication is not enabled, the only way to free resources is by aging
the entries.
For ports in MAC-based Auth. mode, reauthentication doesn't cause direct communication
between the switch and the client, so this will not detect whether the client is still attached or not,
and the only way to free any resources is to age the entry.
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OPTICAL SYSTEMS DESIGN
Hold Time
This setting applies to the following modes, i.e. modes using the Port Security functionality to
secure MAC addresses:
• Single 802.1X
• Multi 802.1X
• MAC-Based Auth.
If a client is denied access - either because the RADIUS server denies the client access or because
the RADIUS server request times out (according to the timeout specified on the
"Configuration→Security→AAA" page) - the client is put on hold in the Unauthorized state. The
hold timer does not count during an on-going authentication.
In MAC-based Auth. mode, the switch will ignore new frames coming from the client during the
hold time.
The Hold Time can be set to a number between 10 and 1000000 seconds.
RADIUS-Assigned QoS Enabled
RADIUS-assigned QoS provides a means to centrally control the traffic class to which traffic
coming from a successfully authenticated supplicant is assigned on the switch. The RADIUS
server must be configured to transmit special RADIUS attributes to take advantage of this feature
(see RADIUS-Assigned QoS Enabled below for a detailed description).
The "RADIUS-Assigned QoS Enabled" checkbox provides a quick way to globally enable/disable
RADIUS-server assigned QoS Class functionality. When checked, the individual ports' ditto
setting determine whether RADIUS-assigned QoS Class is enabled on that port. When unchecked,
RADIUS-server assigned QoS Class is disabled on all ports.
RADIUS-Assigned VLAN Enabled
RADIUS-assigned VLAN provides a means to centrally control the VLAN on which a
successfully authenticated supplicant is placed on the switch. Incoming traffic will be classified to
and switched on the RADIUS-assigned VLAN. The RADIUS server must be configured to
transmit special RADIUS attributes to take advantage of this feature (see RADIUS-Assigned
VLAN Enabled below for a detailed description).
The "RADIUS-Assigned VLAN Enabled" checkbox provides a quick way to globally
enable/disable RADIUS-server assigned VLAN functionality. When checked, the individual ports'
ditto setting determine whether RADIUS-assigned VLAN is enabled on that port. When
unchecked, RADIUS-server assigned VLAN is disabled on all ports.
Guest VLAN Enabled
A Guest VLAN is a special VLAN - typically with limited network access - on which 802.1Xunaware clients are placed after a network administrator-defined timeout. The switch follows a set
of rules for entering and leaving the Guest VLAN as listed below.
The "Guest VLAN Enabled" checkbox provides a quick way to globally enable/disable Guest
VLAN functionality. When checked, the individual ports' ditto setting determines whether the port
can be moved into Guest VLAN. When unchecked, the ability to move to the Guest VLAN is
disabled on all ports.
Guest VLAN ID
This is the value that a port's Port VLAN ID is set to if a port is moved into the Guest VLAN. It is
only changeable if the Guest VLAN option is globally enabled.
Valid values are in the range [1; 4095].
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Max. Reauth. Count
The number of times the switch transmits an EAPOL Request Identity frame without response
before considering entering the Guest VLAN is adjusted with this setting. The value can only be
changed if the Guest VLAN option is globally enabled.
Valid values are in the range [1; 255].
Allow Guest VLAN if EAPOL Seen
The switch remembers if an EAPOL frame has been received on the port for the life-time of the
port. Once the switch considers whether to enter the Guest VLAN, it will first check if this option
is enabled or disabled. If disabled (unchecked; default), the switch will only enter the Guest
VLAN if an EAPOL frame has not been received on the port for the life-time of the port. If
enabled (checked), the switch will consider entering the Guest VLAN even if an EAPOL frame
has been received on the port for the life-time of the port.
The value can only be changed if the Guest VLAN option is globally enabled.
PORT CONFIGURATION
The table has one row for each port on the switch and a number of columns, which are:
Port
The port number for which the configuration below applies.
Admin State
If NAS is globally enabled, this selection controls the port's authentication mode. The following
modes are available:
FORCE AUTHORIZED
In this mode, the switch will send one EAPOL Success frame when the port link comes up, and
any client on the port will be allowed network access without authentication.
FORCE UNAUTHORIZED
In this mode, the switch will send one EAPOL Failure frame when the port link comes up, and
any client on the port will be disallowed network access.
PORT-BASED 802.1X
In the 802.1X-world, the user is called the supplicant, the switch is the authenticator, and the
RADIUS server is the authentication server. The authenticator acts as the man-in-the-middle,
forwarding requests and responses between the supplicant and the authentication server. Frames
sent between the supplicant and the switch are special 802.1X frames, known as EAPOL (EAP
Over LANs) frames. EAPOL frames encapsulate EAP PDUs (RFC3748). Frames sent between
the switch and the RADIUS server are RADIUS packets. RADIUS packets also encapsulate EAP
PDUs together with other attributes like the switch's IP address, name, and the supplicant's port
number on the switch. EAP is very flexible, in that it allows for different authentication methods,
like MD5-Challenge, PEAP, and TLS. The important thing is that the authenticator (the switch)
doesn't need to know which authentication method the supplicant and the authentication server are
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using, or how many information exchange frames are needed for a particular method. The switch
simply encapsulates the EAP part of the frame into the relevant type (EAPOL or RADIUS) and
forwards it.
When authentication is complete, the RADIUS server sends a special packet containing a success
or failure indication. Besides forwarding this decision to the supplicant, the switch uses it to open
up or block traffic on the switch port connected to the supplicant.
Note: Suppose two backend servers are enabled and that the server timeout is configured to X
seconds (using the AAA configuration page), and suppose that the first server in the list is
currently down (but not considered dead). Now, if the supplicant retransmits EAPOL Start frames
at a rate faster than X seconds, then it will never get authenticated, because the switch will cancel
on-going backend authentication server requests whenever it receives a new EAPOL Start frame
from the supplicant. And since the server hasn't yet failed (because the X seconds haven't
expired), the same server will be contacted upon the next backend authentication server request
from the switch. This scenario will loop forever. Therefore, the server timeout should be smaller
than the supplicant's EAPOL Start frame retransmission rate.
SINGLE 802.1X
In port-based 802.1X authentication, once a supplicant is successfully authenticated on a port, the
whole port is opened for network traffic. This allows other clients connected to the port (for
instance through a hub) to piggy-back on the successfully authenticated client and get network
access even though they really aren't authenticated. To overcome this security breach, use the
Single 802.1X variant.
Single 802.1X is really not an IEEE standard, but features many of the same characteristics as
does port-based 802.1X. In Single 802.1X, at most one supplicant can get authenticated on the
port at a time. Normal EAPOL frames are used in the communication between the supplicant and
the switch. If more than one supplicant is connected to a port, the one that comes first when the
port's link comes up will be the first one considered. If that supplicant doesn't provide valid
credentials within a certain amount of time, another supplicant will get a chance. Once a
supplicant is successfully authenticated, only that supplicant will be allowed access. This is the
most secure of all the supported modes. In this mode, the Port Security module is used to secure a
supplicant's MAC address once successfully authenticated.
MULTI 802.1X
Multi 802.1X is - like Single 802.1X - not an IEEE standard, but a variant that features many of
the same characteristics. In Multi 802.1X, one or more supplicants can get authenticated on the
same port at the same time. Each supplicant is authenticated individually and secured in the MAC
table using the Port Security module.
In Multi 802.1X it is not possible to use the multicast BPDU MAC address as destination MAC
address for EAPOL frames sent from the switch towards the supplicant, since that would cause all
supplicants attached to the port to reply to requests sent from the switch. Instead, the switch uses
the supplicant's MAC address, which is obtained from the first EAPOL Start or EAPOL Response
Identity frame sent by the supplicant. An exception to this is when no supplicants are attached. In
this case, the switch sends EAPOL Request Identity frames using the BPDU multicast MAC
address as destination - to wake up any supplicants that might be on the port.
The maximum number of supplicants that can be attached to a port can be limited using the Port
Security Limit Control functionality.
OPTICAL SYSTEMS DESIGN
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OPTICAL SYSTEMS DESIGN
MAC-BASED AUTH.
Unlike port-based 802.1X, MAC-based authentication is not a standard, but merely a bestpractices method adopted by the industry. In MAC-based authentication, users are called clients,
and the switch acts as the supplicant on behalf of clients. The initial frame (any kind of frame)
sent by a client is snooped by the switch, which in turn uses the client's MAC address as both
username and password in the subsequent EAP exchange with the RADIUS server. The 6-byte
MAC address is converted to a string on the following form "xx-xx-xx-xx-xx-xx", that is, a dash
(-) is used as separator between the lower-cased hexadecimal digits. The switch only supports the
MD5-Challenge authentication method, so the RADIUS server must be configured accordingly.
When authentication is complete, the RADIUS server sends a success or failure indication, which
in turn causes the switch to open up or block traffic for that particular client, using the Port
Security module. Only then will frames from the client be forwarded on the switch. There are no
EAPOL frames involved in this authentication, and therefore, MAC-based Authentication has
nothing to do with the 802.1X standard.
The advantage of MAC-based authentication over 802.1X-based authentication is that the clients
don't need special supplicant software to authenticate. The disadvantage is that MAC addresses
can be spoofed by malicious users - equipment whose MAC address is a valid RADIUS user can
be used by anyone. Also, only the MD5-Challenge method is supported. The maximum number of
clients that can be attached to a port can be limited using the Port Security Limit Control
functionality.
RADIUS-Assigned QoS Enabled
When RADIUS-Assigned QoS is both globally enabled and enabled (checked) on a given port,
the switch reacts to QoS Class information carried in the RADIUS Access-Accept packet
transmitted by the RADIUS server when a supplicant is successfully authenticated. If present and
valid, traffic received on the supplicant's port will be classified to the given QoS Class. If (re)authentication fails or the RADIUS Access-Accept packet no longer carries a QoS Class or it's
invalid, or the supplicant is otherwise no longer present on the port, the port's QoS Class is
immediately reverted to the original QoS Class (which may be changed by the administrator in the
meanwhile without affecting the RADIUS-assigned).
This option is only available for single-client modes, i.e.
• Port-based 802.1X
• Single 802.1X
RADIUS attributes used in identifying a QoS Class:
The User-Priority-Table attribute defined in RFC4675 forms the basis for identifying the
QoS Class in an Access-Accept packet.
Only the first occurrence of the attribute in the packet will be considered, and to be valid, it must
follow this rule:
• All 8 octets in the attribute's value must be identical and consist of ASCII characters in the
range '0' - '7', which translates into the desired QoS Class in the range [0; 7].
RADIUS-Assigned VLAN Enabled
When RADIUS-Assigned VLAN is both globally enabled and enabled (checked) for a given port,
the switch reacts to VLAN ID information carried in the RADIUS Access-Accept packet
transmitted by the RADIUS server when a supplicant is successfully authenticated. If present and
valid, the port's Port VLAN ID will be changed to this VLAN ID, the port will be set to be a
member of that VLAN ID, and the port will be forced into VLAN unaware mode. Once assigned,
all traffic arriving on the port will be classified and switched on the RADIUS-assigned VLAN ID.
If (re-)authentication fails or the RADIUS Access-Accept packet no longer carries a VLAN ID or
it's invalid, or the supplicant is otherwise no longer present on the port, the port's VLAN ID is
immediately reverted to the original VLAN ID (which may be changed by the administrator in the
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meanwhile without affecting the RADIUS-assigned).
This option is only available for single-client modes, i.e.
• Port-based 802.1X
• Single 802.1X
For trouble-shooting VLAN assignments, use the "Monitor→VLANs→VLAN Membership and
VLAN Port" pages. These pages show which modules have (temporarily) overridden the current
Port VLAN configuration.
RADIUS attributes used in identifying a VLAN ID:
RFC2868 and RFC3580 form the basis for the attributes used in identifying a VLAN ID in an
Access-Accept packet. The following criteria are used:
• The Tunnel-Medium-Type, Tunnel-Type, and Tunnel-Private-Group-ID
attributes must all be present at least once in the Access-Accept packet.
• The switch looks for the first set of these attributes that have the same Tag value and fulfil the
following requirements (if Tag == 0 is used, the Tunnel-Private-Group-ID does not need
to include a Tag):
- Value of Tunnel-Medium-Type must be set to "IEEE-802" (ordinal 6).
- Value of Tunnel-Type must be set to "VLAN" (ordinal 13).
- Value of Tunnel-Private-Group-ID must be a string of ASCII chars in the range '0' '9', which is interpreted as a decimal string representing the VLAN ID. Leading '0's are discarded.
The final value must be in the range [1; 4095].
Guest VLAN Enabled
When Guest VLAN is both globally enabled and enabled (checked) for a given port, the switch
considers moving the port into the Guest VLAN according to the rules outlined below.
This option is only available for EAPOL-based modes, i.e.:
• Port-based 802.1X
• Single 802.1X
• Multi 802.1X
For trouble-shooting VLAN assignments, use the "Monitor→VLANs→VLAN Membership and
VLAN Port" pages. These pages show which modules have (temporarily) overridden the current
Port VLAN configuration.
Guest VLAN Operation:
When a Guest VLAN enabled port's link comes up, the switch starts transmitting EAPOL Request
Identity frames. If the number of transmissions of such frames exceeds Max. Reauth. Count and
no EAPOL frames have been received in the meanwhile, the switch considers entering the Guest
VLAN. The interval between transmission of EAPOL Request Identity frames is configured with
EAPOL Timeout. If Allow Guest VLAN if EAPOL Seen is enabled, the port will now be placed
in the Guest VLAN. If disabled, the switch will first check its history to see if an EAPOL frame
has previously been received on the port (this history is cleared if the port link goes down or the
port's Admin State is changed), and if not, the port will be placed in the Guest VLAN. Otherwise
it will not move to the Guest VLAN, but continue transmitting EAPOL Request Identity frames at
the rate given by EAPOL Timeout.
Once in the Guest VLAN, the port is considered authenticated, and all attached clients on the port
are allowed access on this VLAN. The switch will not transmit an EAPOL Success frame when
entering the Guest VLAN.
While in the Guest VLAN, the switch monitors the link for EAPOL frames, and if one such frame
is received, the switch immediately takes the port out of the Guest VLAN and starts authenticating
the supplicant according to the port mode. If an EAPOL frame is received, the port will never be
able to go back into the Guest VLAN if the "Allow Guest VLAN if EAPOL Seen" is disabled.
Port State
The current state of the port. It can undertake one of the following values:
Globally Disabled: NAS is globally disabled.
OPTICAL SYSTEMS DESIGN
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Link Down: NAS is globally enabled, but there is no link on the port.
Authorized: The port is in Force Authorized or a single-supplicant mode and the supplicant is
authorized.
Unauthorized: The port is in Force Unauthorized or a single-supplicant mode and the supplicant
is not successfully authorized by the RADIUS server.
X Auth/Y Unauth: The port is in a multi-supplicant mode. Currently X clients are authorized and
Y are unauthorized.
Restart
Two buttons are available for each row. The buttons are only enabled when authentication is
globally enabled and the port's Admin State is in an EAPOL-based or MAC-based mode.
Clicking these buttons will not cause settings changed on the page to take effect.
Reauthenticate: Schedules a reauthentication whenever the quiet-period of the port runs out
(EAPOL-based authentication). For MAC-based authentication, reauthentication will be attempted
immediately.
The button only has effect for successfully authenticated clients on the port and will not cause the
clients to get temporarily unauthorized.
Reinitialize: Forces a reinitialization of the clients on the port and thereby a reauthentication
immediately. The clients will transfer to the unauthorized state while the reauthentication is in
progress.
Buttons
OPTICAL SYSTEMS DESIGN
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
:
Click to refresh the page. Any changes made locally will be undone.
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ACL Configuration
Configuration
Security
OPTICAL SYSTEMS DESIGN
Network
ACL
ACL Port Configuration
Configuration
Security
Network
ACL
Ports
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OPTICAL SYSTEMS DESIGN
Configure the ACL parameters (ACE) of each switch port. These parameters will affect
frames received on a port unless the frame matches a specific ACE.
Port
The logical port for the settings contained in the same row.
Policy ID
Select the policy to apply to this port. The allowed values are 0 through 255. The default value is
0.
Action
Select whether forwarding is permitted ("Permit") or denied ("Deny"). The default value is
"Permit".
Rate Limiter ID
Select which rate limiter to apply on this port. The allowed values are Disabled or the values 1
through 16. The default value is "Disabled".
Port Redirect
Select which port frames are redirected on. The allowed values are Disabled or a specific port
number and it can't be set when action is permitted. The default value is "Disabled".
Mirror
Specify the mirror operation of this port. The allowed values are:
Enabled: Frames received on the port are mirrored.
Disabled: Frames received on the port are not mirrored.
The default value is "Disabled".
Logging
Specify the logging operation of this port. Notice that the logging message doesn't include the 4
bytes CRC. The allowed values are:
Enabled: Frames received on the port are stored in the System Log.
Disabled: Frames received on the port are not logged.
The default value is "Disabled". Note: The logging feature only works when the packet length is
less than 1518(without VLAN tags) and the System Log memory size and logging rate is limited.
Shutdown
Specify the port shut down operation of this port. The allowed values are:
Enabled: If a frame is received on the port, the port will be disabled.
Disabled: Port shut down is disabled.
The default value is "Disabled".
Note: The shutdown feature only works when the packet length is less than 1518(without VLAN
tags).
State
Specify the port state of this port. The allowed values are:
Enabled: To reopen ports by changing the volatile port configuration of the ACL user module.
Disabled: To close ports by changing the volatile port configuration of the ACL user module.
The default value is "Enabled".
Counter
Counts the number of frames that match this ACE.
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Buttons
:
OPTICAL SYSTEMS DESIGN
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
:
Click to refresh the page. Any changes made locally will be undone.
Click to clear the counters.
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OPTICAL SYSTEMS DESIGN
ACL Rate Limiter Configuration
Configuration
Security
Network
ACL
Rate Limiters
Configure the rate limiter for the ACL of the switch.
Rate Limiter ID
The rate limiter ID for the settings contained in the same row and its range is 1 to 16.
Rate
The valid rate is 0-35000000 in pps.
or 0, 100, 200, 300, ..., 10000000 in kbps.
Unit
Specify the rate unit. The allowed values are:
pps: packets per second.
kbps: Kbits per second.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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OPTICAL SYSTEMS DESIGN
Access Control List Configuration
Configuration
Security
Network
ACL
Access Control List
This page shows the Access Control List (ACL), which is made up of the ACEs defined
on this switch. Each row describes the ACE that is defined. The maximum number of
ACEs is 512 on each switch.
Click on the lowest plus sign to add a new ACE to the list. The reserved ACEs used for
internal protocol, cannot be edited or deleted, the order sequence cannot be changed and
the priority is highest.
ACE
Indicates the ACE ID.
Ingress Port
Indicates the ingress port of the ACE. Possible values are:
All: The ACE will match all ingress port.
Port: The ACE will match a specific ingress port.
Policy / Bitmask
Indicates the policy number and bitmask of the ACE.
Frame Type
Indicates the frame type of the ACE. Possible values are:
Any: The ACE will match any frame type.
EType: The ACE will match Ethernet Type frames. Note that an Ethernet Type based ACE will
not get matched by IP and ARP frames.
ARP: The ACE will match ARP/RARP frames.
IPv4: The ACE will match all IPv4 frames.
IPv4/ICMP: The ACE will match IPv4 frames with ICMP protocol.
IPv4/UDP: The ACE will match IPv4 frames with UDP protocol.
IPv4/TCP: The ACE will match IPv4 frames with TCP protocol.
IPv4/Other: The ACE will match IPv4 frames, which are not ICMP/UDP/TCP.
IPv6: The ACE will match all IPv6 standard frames.
Action
Indicates the forwarding action of the ACE.
Permit: Frames matching the ACE may be forwarded and learned.
Deny: Frames matching the ACE are dropped.
Filter: Frames matching the ACE are filtered.
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Rate Limiter
Indicates the rate limiter number of the ACE. The allowed range is 1 to 16. When Disabled is
displayed, the rate limiter operation is disabled.
Port Redirect
Indicates the port redirect operation of the ACE. Frames matching the ACE are redirected to the
port number. The allowed values are Disabled or a specific port number. When Disabled is
displayed, the port redirect operation is disabled.
Mirror
Specify the mirror operation of this port. Frames matching the ACE are mirrored to the destination
mirror port. The allowed values are:
Enabled: Frames received on the port are mirrored.
Disabled: Frames received on the port are not mirrored.
The default value is "Disabled".
Counter
The counter indicates the number of times the ACE was hit by a frame.
Modification Buttons
You can modify each ACE (Access Control Entry) in the table using the following buttons:
: Inserts a new ACE before the current row.
: Edits the ACE row.
: Moves the ACE up the list.
: Moves the ACE down the list.
: Deletes the ACE.
: The lowest plus sign adds a new entry at the bottom of the ACE listings.
Buttons
OPTICAL SYSTEMS DESIGN
Auto-refresh: Check this box to refresh the page automatically. Automatic refresh
occurs every 3 seconds.
: Click to refresh the page; any changes made locally will be undone.
: Click to clear the counters.
: Click to remove all ACEs.
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OPTICAL SYSTEMS DESIGN
IP Source Guard Configuration
Configuration
Security
Network
IP Source Guard
Security
Network
IP Source Guard Configuration
Configuration
IP Source Guard
Configuration
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OPTICAL SYSTEMS DESIGN
This page provides IP Source Guard related configuration.
Mode of IP Source Guard Configuration
Enable the Global IP Source Guard or disable the Global IP Source Guard. All configured ACEs
will be lost when the mode is enabled.
Port Mode Configuration
Specify IP Source Guard is enabled on which ports. Only when both Global Mode and Port Mode
on a given port are enabled, IP Source Guard is enabled on this given port.
Max Dynamic Clients
Specify the maximum number of dynamic clients that can be learned on given port. This value can
be 0, 1, 2 or unlimited. If the port mode is enabled and the value of max dynamic client is equal to
0, it means only allow the IP packets forwarding that are matched in static entries on the specific
port.
Buttons
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved values.
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