Billion BiPAC 7401VGP R3 User Manual page 68

layer.
Username: Enter the username provided by your ISP. You can input up to 128 alpha-numeric
characters (case sensitive).
Password: Enter the password provided by your ISP. You can input up to 128 alpha-numeric
characters (case sensitive).
Service Name: This item is for identification purpose. If it is required, your ISP will provide you the
information. Maximum input is 15 alpha-numeric characters.
NAT: The NAT (Network Address Translation) feature allows multiple users to access the Internet
through a single IP account, sharing the single IP address. If users on your LAN have public IP
addresses and can access the Internet directly, the NAT function can be disabled.
IP (0.0.0.0:Auto): Your WAN IP address. Leave this at 0.0.0.0 to obtain automatically an IP
address from your ISP.
Auth. Protocol: Default is Auto. Your ISP should advise you on whether to use Chap or Pap.
Connection:
Always on: If you want the router to establish a PPPoE session when starting up and to
automatically re-establish the PPPoE session when disconnected by the ISP.
Connect on Demand: If you want to establish a PPPoE session only when there is a packet
requesting access to the Internet (i.e. when a program on your computer attempts to access
the Internet).
Idle Timeout: Auto-disconnect the router when there is no activity on the line for a predetermined
period of time.
MTU: Maximum Transmission Unit. The size of the largest 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.
MAC Spoofing: Some service providers require the configuring of this option. You must fill in the
MAC address that is specified by the service provider when it is required. Default is disabled.
Obtain DNS: A Domain Name System (DNS) contains a mapping table for domain name and IP
addresses. DNS helps to find the IP address of a 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.
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