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Billion Electric Company BIPAC 7402 User Manual

Page 47

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3G / ADSL2+ (802.11g) (VPN) Firewall Router

Chapter 4: Configuration

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IPoA Routed Connection

Profile Port: Select the profile port either ADSL or 3G.

Protocol:

The ATM protocol will be used in the device.

Description: A given name for the connection.

VPI/VCI: Enter the information provided by your ISP.

ATM Class:

The Quality of Service for ATM layer.

NAT: The NAT (Network Address Translation) feature allows multiple users to access the Internet through
a single IP account, sharing a single IP address. If users on your LAN have public IP addresses and can
access the Internet directly, the NAT function can be disabled.

MTU: Maximum Transmission Unit. The size of the largest datagram (excluding media-specific headers)
that IP will attempt to send through the interface.

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.

Netmask: The default is 255.255.255.0. User can change it to other such as 255.255.255.128.
Type the subnet mask assigned to you by your ISP (if given).

Gateway: Enter the IP address of the default gateway (if given).

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.