Billion BiPAC 7800(N)X(L) User Manual page 113

Default Gateway
Select default gateway for you connection (IPv4 and IPv6).
DNS
Either IPv4 or IPv6, you can choose 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.
If you don't need a service, select the item you want to remove, check the checkbox, then press
Remove.
Press Edit button to re-edit this service settings.
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