Billion BiPAC 7800GZ(L) User Manual page 115

Fixed IP Address (EWAN)
NAT: The NAT (Network Address Translation) feature allows multiple users to access the Internet
through a single IP account by sharing the single IP address. If users on your LAN have their own
public IP addresses to access the Internet, NAT function can be disabled.
MAC Spoofing: This option is required by some service Providers. You must fill the MAC address
specified by your service provider when this information is required. The default setting is set to
disable.
IP Address: Enter your fixed IP address.
Netmask: User can change it to others such as 255.255.255.128. Type the Netmask assigned to
you by your ISP (if given)
Gateway: Enter the IP address of the default gateway.
Obtain DNS: Select this check box to activate 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 Netmask.
Click Apply to confirm the settings.
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