Billion BiPAC 7800(N)X(L) User Manual page 123

Click Next to continue to set the default gateway and DNS for IPv4 and IPv6.
Default Gateway
Select a default gateway for you connection (IPv4 and IPv6).
DNS
Either IPv4 or IPv6, you can choose a static setting or select from available interfaces.
IPv6 DNS Server's operation is similar to IPv4 DNS server. There are two modes to get DNS server
address: Auto and static mode.
Obtain IPv6 DNS info from a WAN interface
WAN Interface selected: Select one configured IPv6 WAN connection from the menu to be as an
IPv6 DNS.
Static DNS IPv6 Address
Primary IPv6 DNS Server / Secondary IPv6 DNS Server: Type the specific primary and secondary
IPv6 DNS Server address.
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