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DSL-X11 User Manual
Use WAN Interface: As to BAS equipment, it is the IP address of the downlink
interface.
Obtain DNS server address automatically: To obtain the IP address of the
DNS server assigned by the uplink equipment such as BAS.
Use the following DNS server addresses: If you want to manually enter the IP
address of the DNS server, select this check box and enter the information in the
fields.
Primary DNS server: Enter the IP address of the primary DNS server.
Secondary DNS server: Enter the IP address of the secondary DNS server
provided by your ISP.
After proper modifications, click Next and the following page appears.
In this page, you can modify the service name, and enable or disable the NAT,
firewall, IGMP multicast, and WAN service.
Enable NAT: Select it to enable the NAT functions of the modem. If you do not
want to enable NAT and wish the modem user to access the Internet normally,
you must add a route on the uplink equipment. Otherwise, the access to the
Internet fails. Normally, NAT should be enabled.
Enable Fullcone NAT: A full cone NAT is one where all requests from the same
internal IP address and port are mapped to the same external IP address and
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