D Link DIR855A2 User Manual
Section 3 - Configuration
Manual Configuration
Dynamic (Cable)
My Internet
Connection:
Enable
Advanced
DNS Service:
Host Name:
Use Unicasting:
Select Dynamic IP (DHCP) to obtain IP Address information
automatically from your ISP. Select this option if your ISP does not
give you any IP numbers to use. This option is commonly used for
cable modem services such as Comcast and Cox.
Advanced Domain Name System (DNS) services enhances your
Internet performance by getting you the information and web pages
you are looking for faster and more reliably. In addition, it improves your
overall Internet experience by correcting many common typo mistakes
automatically, taking you where you intended to go and saving you
valuable time.
Disclaimer: D-Link makes no warranty as to the availability, reliability,
functionality and operation of the Advanced DNS service or its
features.
The Host Name is optional but may be required by some ISPs. Leave
blank if you are not sure.
Check the box if you are having problems obtaining an IP address from your ISP.
Primary/
Secondary DNS
Server:
MTU:
MAC Address:
Enter the Primary and secondary DNS server IP addresses assigned by your ISP. These addresses are usually obtained
automatically from your ISP. Leave at 0.0.0.0 if you did not specifically receive these from your ISP.
Maximum Transmission Unit - you may need to change the MTU for optimal performance with your specific ISP. 1500 is the
default MTU.
The default MAC Address is set to the Internet port’s physical interface MAC address on the Broadband Router. It is not
recommended that you change the default MAC address unless required by your ISP. You can use the Clone Your PC’s
MAC Address button to replace the Internet port’s MAC address with the MAC address of your Ethernet card.
19D-Link DIR-855 User Manual
Section 3 - Configuration
Internet Setup
PPPoE (DSL)
Choose PPPoE (Point to Point Protocol over Ethernet) if your ISP uses a PPPoE connection. Your ISP will provide
you with a username and password. This option is typically used for DSL services. Make sure to remove your PPPoE
software from your computer. The software is no longer needed and will not work through a router.
My Internet
Connection:
Address Mode:
IP Address:
User Name:
Password:
Service Name:
Reconnection Mode:
Maximum Idle
Time:
DNS Addresses:
Select PPPoE (Username/Password) from the drop-down menu.
Select Static if your ISP assigned you the IP address, subnet mask,
gateway, and DNS server addresses. In most cases, select Dynamic.
Enter the IP address (Static PPPoE only).
Enter your PPPoE user name.
Enter your PPPoE password and then retype the password in the next
box.
Enter the ISP Service Name (optional).
Select either Always-on, On-Demand, or Manual.
Enter the Primary and Secondary DNS Server Addresses (Static PPPoE
only).
Enter a maximum idle time during which the Internet connection is
maintained during inactivity. To disable this feature, enable Autoreconnect.
MTU:
MAC Address:
Maximum Transmission Unit - you may need to change the MTU for
optimal performance with your specific ISP. 1492 is the default MTU.
The default MAC Address is set to the Internet port’s physical interface MAC address on the Broadband Router. It is not
recommended that you change the default MAC address unless required by your ISP. You can use the Clone Your PC’s
MAC Address button to replace the Internet port’s MAC address with the MAC address of your Ethernet card.
20D-Link DIR-855 User Manual
Section 3 - Configuration
Internet Setup
PPTP
Choose PPTP (Point-to-Point-Tunneling Protocol ) if your ISP uses a PPTP connection. Your ISP will provide you with
a username and password. This option is typically used for DSL services.
Address Mode:
PPTP IP Address:
PPTP Subnet Mask:
PPTP Gateway:
PPTP Server IP:
Username:
Password:
Reconnect Mode:
Select Static if your ISP assigned you the IP
address, subnet mask, gateway, and DNS server
addresses. In most cases, select Dynamic.
Enter the IP address (Static PPTP only).
Enter the Primary and Secondary DNS Server
Addresses (Static PPTP only).
Enter the Gateway IP Address provided by your
ISP.
Enter the Server IP provided by your ISP
(optional).
Enter your PPTP username.
Enter your PPTP password and then retype the
password in the next box.
Select either Always-on, On-Demand, or
Manual.
Maximum Idle Time:
Enter a maximum idle time during which the
Internet connection is maintained during inactivity.
To disable this feature, enable Auto-reconnect.
21D-Link DIR-855 User Manual
Section 3 - Configuration
DNS Servers:
MTU:
MAC Address:
The DNS server information will be supplied by your ISP (Internet Service Provider.)
Maximum Transmission Unit - you may need to change the MTU for optimal performance with your specific ISP. 1400 is the
default MTU.
The default MAC Address is set to the Internet port’s physical interface MAC address on the Broadband Router. It is not
recommended that you change the default MAC address unless required by your ISP. You can use the Clone Your PC’s
MAC Address button to replace the Internet port’s MAC address with the MAC address of your Ethernet card.
22D-Link DIR-855 User Manual
Section 3 - Configuration
Internet Setup
L2TP
Choose L2TP (Layer 2 Tunneling Protocol) if your ISP uses a L2TP connection. Your ISP will provide you with a username
and password. This option is typically used for DSL services.
Address Mode:
L2TP IP Address:
L2TP Subnet Mask:
L2TP Gateway:
L2TP Server IP:
Username:
Password:
Reconnect Mode:
Maximum Idle Time:
Select Static if your ISP assigned you the IP address, subnet
mask, gateway, and DNS server addresses. In most cases,
select Dynamic.
Enter the L2TP IP address supplied by your ISP (Static only).
Enter the Subnet Mask supplied by your ISP (Static only).
Enter the Gateway IP Address provided by your ISP.
Enter the Server IP provided by your ISP (optional).
Enter your L2TP username.
Enter your L2TP password and then retype the password in
the next box.
Select either Always-on, On-Demand, or Manual.
Enter a maximum idle time during which the Internet connection
is maintained during inactivity. To disable this feature, enable
Auto-reconnect.
DNS Servers:
Enter the Primary and Secondary DNS Server Addresses (Static
L2TP only).
23D-Link DIR-855 User Manual
Section 3 - Configuration
MTU:
Clone MAC
Address:
Maximum Transmission Unit - you may need to change the MTU for optimal performance with your specific ISP. 1400 is the
default MTU.
The default MAC Address is set to the Internet port’s physical interface MAC address on the Broadband Router. It is not
recommended that you change the default MAC address unless required by your ISP. You can use the Clone Your PC’s
MAC Address button to replace the Internet port’s MAC address with the MAC address of your Ethernet card.
24D-Link DIR-855 User Manual
Section 3 - Configuration
Internet Setup
Static (assigned by ISP)
Select Static IP Address if all the Internet port’s IP information is provided to you by your ISP. You will need to enter in the IP address,
subnet mask, gateway address, and DNS address(es) provided to you by your ISP. Each IP address entered in the fields must be in the
appropriate IP form, which are four octets separated by a dot (x.x.x.x). The Router will not accept the IP address if it is not in this format.
IP Address:
Subnet Mask:
Default Gateway:
DNS Servers:
MTU:
MAC Address:
Enter the IP address assigned by your ISP.
Enter the Subnet Mask assigned by your ISP.
Enter the Gateway assigned by your ISP.
The DNS server information will be supplied by your
ISP (Internet Service Provider.)
Maximum Transmission Unit - you may need to
change the MTU for optimal performance with your
specific ISP. 1500 is the default MTU.
The default MAC Address is set to the Internet port’s
physical interface MAC address on the Broadband
Router. It is not recommended that you change the
default MAC address unless required by your ISP. You
can use the Clone Your PC’s MAC Address button
to replace the Internet port’s MAC address with the
MAC address of your Ethernet card.
25D-Link DIR-855 User Manual
Section 3 - Configuration
Wireless Settings
802.11n/g (2.4GHz)
Enable Wireless:
Schedule:
Wireless Network
Name:
802.11 Mode:
Check the box to enable the wireless function. If you do
not want to use wireless, uncheck the box to disable all
the wireless functions.
Select the time frame that you would like your wireless
network enabled. The schedule may be set to Always. Any
schedule you create will be available in the drop-down
menu. Click Add New to create a new schedule.
Service Set Identifier (SSID) is the name of your wireless
network. Create a name using up to 32 characters. The
SSID is case-sensitive.
Select one of the following:
802.11g Only - Select if all of your wireless clients are
802.11g.
Mixed 802.11n and 802.11g - Select if you are using both
802.11n and 802.11g wireless clients.
802.11n Only - Select only if all of your wireless clients
are 802.11n.
Enable Auto
Channel Scan:
Wireless Channel:
Transmission Rate:
The Auto Channel Scan setting can be selected to allow the DIR-855 to choose the channel with the least amount of
interference.
Indicates the channel setting for the DIR-855. By default the channel is set to 6. The Channel can be changed to fit the
channel setting for an existing wireless network or to customize the wireless network. If you enable Auto Channel Scan,
this option will be greyed out.
Select the transmit rate. It is strongly suggested to select Best (Auto) for best performance.
26D-Link DIR-855 User Manual
Section 3 - Configuration
Channel Width:
Visibility Status:
Wireless Security:
Select the Channel Width:
Auto 20/40 - This is the default setting. Select if you are using both 802.11n and non-802.11n wireless devices.
20MHz - Select if you are not using any 802.11n wireless clients.
Select Invisible if you do not want the SSID of your wireless network to be broadcasted by the DIR-855. If Invisible is
selected, the SSID of the DIR-855 will not be seen by Site Survey utilities so your wireless clients will have to know the
SSID of your DIR-855 in order to connect to it.
Refer to page 68 for more information regarding wireless security.
27D-Link DIR-855 User Manual
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