Billion BiPAC 7404V(G)OX/V(G)PX User Manual page 81

will give you an option of Keep Alive.
Keep Alive: Set Enable to allow the router automatically reconnects the connection when ISP
disconnects it.
Connect to Demand: If you want to make UMTS/GPRS call only when there is a packet
requesting access to the Internet (i.e. when a program on your computer attempts to access the
Internet). In this mode, you must set Idle Timeout value at same time. Enabling Connect on Demand
will give you an option of Idle Timeout.
Idle Timeout: Auto-disconnect the connection when there is no activity on this call for a
predetermined period of time. The default value is 10 seconds.
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.
Obtain DNS: Select Automatic to use DNS.
Primary DNS/ Secondary DNS: Enter the IP addresses of the DNS servers. The DNS servers are
passed to the DHCP clients along with the IP address and the subnet mask.
Note: If you don't know how to set these values and please keep them untouched.
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