Billion BiPAC 7402(G)X(L) Series User Manual page 76

(802.11g) ADSL2+ (VPN) Firewall Router
of time.
MTU: Maximum Transmission Unit. The largest size of the datagram (excluding media-specific headers)
that IP will attempt to send through the interface.
RIP: RIP v1, RIP v2, and RIP v2 Multicast. Check to enable RIP function.
TCP MSS Clamp: This option helps to discover the optimal MTU size automatically. Default is enabled.
Obtain DNS: A Domain Name System (DNS) contains a mapping table for domain name and IP
addresses. DNS helps to find the IP address for the specific domain name. Check the checkbox to obtain
DNS automatically.
Primary DNS: Enter the primary DNS.
Secondary DNS: Enter the secondary DNS.
Default Route: Check to enable default route.
Multiple Session Second Session / Multiple Session Third Session / Multiple Session Forth
Session: Check Enable to activate the second/third/forth session.
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Chapter 4: Configuration