Billion BiPAC 7402NX(L) 802.11n 3G/ADSL2+ (VPN) Firewall Router
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 advises you on whether to use Chap or Pap.
Connection:
Always on: If you want the router to establish a PPP session when starting up and to automatically
Connect on Demand: If you want to establish a PPP 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:
Detail: You can define the destination port and packet type (TCP/UDP) without checking by timer. It allows you to set which outgoing traffic will not trigger and reset the idle timer.
MTU: Maximum Transmission Unit. The size of the largest datagram (excluding
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.
44
Chapter 4: Configuration