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Page 26 / 67 Scroll up to view Page 21 - 25
DSL-2520U
ADSL2/2+ Router with USB and Ethernet Ports
User Manual
Configuring via Web-based Interface
Editing Local Interface Parameters
To edit the parameters of the router's local area network, left-click the
LAN
connection on the
Net /
Connections
page.
On the
Main
tab, you can configure basic parameters of the router's LAN.
Figure 19. Basic parameters of the router's LAN.
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Page 27 / 67
DSL-2520U
ADSL2/2+ Router with USB and Ethernet Ports
User Manual
Configuring via Web-based Interface
Parameter
Description
General settings
Name
A name for this connection.
Connection Type
The type of network protocol used by this connection –
IPoE
.
Enable
The checkbox enabling this connection.
Direction
The direction of this connection.
Physical layer
Physical interface
The physical interface to which this connection is assigned –
br0
.
IP settings
IP Address
The router's IP address. By default, the following value is specified:
192.168.1.1
.
Netmask
The subnet mask. By default, the following value is specified:
255.255.255.0
.
Interface
The name assigned to the connection by the system.
When all needed settings are configured, click the
Save
button.
On the
DHCP server
tab, you can configure the built-in DHCP sever of the router.
Figure 20. The tab for configuring the DHCP server.
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Page 28 / 67
DSL-2520U
ADSL2/2+ Router with USB and Ethernet Ports
User Manual
Configuring via Web-based Interface
Parameter
Description
Mode
An operating mode of the router's DHCP server.
Enable
: the router assigns IP addresses to clients automatically in
accordance with specified parameters. When this value is selected,
the
Start IP
,
End IP
, and the
Lease time
fields are displayed on
the tab. If the DHCP server is enabled, you can also specify MAC-
IP pairs on the
Static DHCP
tab.
Disable
: the router's DHCP server is disabled, clients' IP addresses
are assigned manually.
Relay
: an external DHCP server is used to assign IP addresses to
clients. When this value is selected, the
External DHCP server IP
field is displayed on the tab.
Start IP
The start IP address of the address pool used by the DHCP server to
distribute IP addresses to clients.
End IP
The end IP address of the address pool used by the DHCP server to
distribute IP addresses to clients.
Lease time
The lifetime of IP addresses leased by the DHCP server. At the end
of this period the leased IP address is revoked and can be distributed
to another device, unless the previous device has confirmed the need
to keep the address.
External DHCP server
IP
The IP address of the external DHCP server which assigns IP
addresses to the router's clients.
When all needed settings are configured, click the
Save
button.
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Page 29 / 67
DSL-2520U
ADSL2/2+ Router with USB and Ethernet Ports
User Manual
Configuring via Web-based Interface
On the
Static DHCP
tab, you can specify MAC address and IP address pairs. The tab is active
when the router's DHCP server is enabled.
Figure 21. The tab for configuring MAC-IP pairs.
To create a MAC-IP pair (set a fixed IP address in the local area network for a device with a certain
MAC address), click the
Add
button. Then enter the needed IP address and MAC address in the
relevant fields and click the
Save
button.
Existing MAC-IP pairs are displayed on the
Static DHCP
tab. To remove a pair, select the
relevant line in the table and click the
Remove
button. Then click the
Save
button.
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Page 30 / 67
DSL-2520U
ADSL2/2+ Router with USB and Ethernet Ports
User Manual
Configuring via Web-based Interface
Creating ADSL WAN Connection
Figure 22. The page for creating a new connection. The
General settings
,
Physical layer
and
VLAN
settings
sections.
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