![](/images/new-backgrounds/1190695/19069579x1.webp)
Billion 400G Router
MPoA Connection
Profile Port: Select the profile port ADSL.
Protocol: The ATM protocol will be used in the device.
Description:
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.
Encap. mode: Select the encapsulation format, this is provided by your ISP.
MTU: Maximum Transmission Unit. The size of the largest datagram (excluding
IP (0.0.0.0:Auto): Enter the WAN IP for the router. Leave this at 0.0.0.0 to obtain an IP address automatically from your ISP.
Netmask: The default is 255.255.255.0. This can be changed according to the settings assigned by you ISP.
Gateway: Enter the IP address of the default gateway (if specified).
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: This option is required by some service providers. You must fill in the MAC address that has been specified by the service provider when it is required. Default is disabled.
Obtain DNS: A Domain Name System (DNS) contains a mapping table for mapping between Domain Names and IP addresses. On the Internet, every host has a unique and
You can obtain a Domain Name System (DNS) IP address automatically if your ISP provides it when you logon. To use this automatically supplied DNS check the Enable box.
Primary DNS: Enter the primary DNS.
Secondary DNS: Enter the secondary DNS.
37
Chapter 4: Configuration