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DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
Parameter
Description
PPP
Username
A username (login) to access the Internet.
Without authorization
Select the checkbox if you don't need to enter a username and
password to access the Internet.
Password
A password to access the Internet.
Password confirmation
The confirmation of the entered password (to avoid mistypes).
Service name
The name of the PPPoE authentication server.
Authentication
algorithm
Select a required authentication method from the drop-down list or
leave the
AUTO
value.
MTU
The maximum size of units transmitted by the interface.
Keep Alive
Select the checkbox if you want the router to
keep you connected to
your ISP even when the connection has been inactive for a specified
period of time. When the checkbox is selected, the
LCP interval
and
LCP fails
fields are available. Specify the required values.
Dial on demand
Select the checkbox if you want the router to establish connection to
the Internet on demand. In the
Maximum idle time
field, specify a
period of inactivity (in seconds) after which the connection should
be terminated.
PPP IP extension
This option is used by some ISPs. Contact your ISP to clarify if this
checkbox needs to be enabled.
Use Static IP Address
Select the checkbox if you want to use a static IP address to access
the Internet. In the
IP Address
field displayed when the checkbox
is selected, specify a static IP address.
PPP debug
Select the checkbox if you want to log
all data on PPP connection
debugging.
PPPoE pass through
Select the checkbox if you want to allow PPPoE clients of
computers from your LAN to connect to the Internet through this
PPPoE connection of the router.
Enable IGMP Multicast
Select the checkbox to allow multicast traffic from the external
network (e.g. video streaming) to be received.
Miscellaneous
Enable RIP
Select the checkbox to allow using RIP for this connection.
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DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
Parameter
Description
Enable IGMP Multicast
Select the checkbox to allow multicast traffic from the external
network (e.g. video streaming) to be received.
NAT
Select the checkbox if you want one WAN IP address to be used for
all computers of your LAN.
Firewall
Select the checkbox to enable protection against ARP and DDoS
attacks.
When all needed settings are configured, click the
Save
button.
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Page 78 / 159
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
Creating Static IP WAN Connection
To create a connection of the Static IP type, click the
Add
button on the
Net / WAN
page. On the
opened page, select the
Static IP
value from the
Connection Type
drop-down list and specify
the needed values.
Figure 69. The page for creating a new connection. The
General settings
and
Ethernet
sections.
Parameter
Description
General settings
Provider
Leave the
Manually
value.
Port
A physical or virtual interface to which the new connection will be
assigned.
Select the
USB-WIMAX
value to assign this connection to the
WiMAX USB modem.
Name
A name for connection for easier identification.
Enable
Select the checkbox to enable the connection.
Direction
The direction of this connection.
Ethernet
MTU
The maximum size of units transmitted by the interface.
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DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
Parameter
Description
MAC
A MAC address assigned to the interface. This parameter is
mandatory if your ISP uses MAC address binding. In the field, enter
the MAC address registered by your ISP upon concluding the
agreement.
You can click the
Clone MAC
button to set the MAC address of
the network interface card (of the computer that is being used to
configure the router at the moment) as the MAC address of the
WAN interface.
Also you can set the address of a device connected to the router's
LAN at the moment. To do this, select the relevant value from the
drop-down list located to the right of the field (the field will be
filled in automatically).
Figure 70. The page for creating a new connection. The
IP
and
Miscellaneous
sections.
Parameter
Description
IP
IP Address
Enter an IP address for this WAN connection.
Netmask
Enter a subnet mask for this WAN connection.
Gateway IP Address
Enter an IP address of the gateway used by this WAN connection.
Primary DNS server/
Secondary DNS server
Enter addresses of the primary and secondary DNS servers in the
relevant fields.
Miscellaneous
Enable RIP
Select the checkbox to allow using RIP for this connection.
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Page 80 / 159
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
Parameter
Description
Enable IGMP Multicast
Select the checkbox to allow multicast traffic from the external
network (e.g. video streaming) to be received.
NAT
Select the checkbox if you want one WAN IP address to be used for
all computers of your LAN.
Firewall
Select the checkbox to enable protection against ARP and DDoS
attacks.
When all needed settings are configured, click the
Save
button.
Page
80
of 159

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