Create a VLAN

Under Interfaces → Other → VLAN create a new VLAN.

SettingValue
Devicevlan0.6
Parentthe WAN interface
VLAN tag6
VLAN priority0 (KPN recommends 1, but we don’t use IPTV/telephony)
DescriptionVLAN_INTERNET

Create an interface assignment

Create an interface assignment under Interfaces → Assignments:

SettingValue
Devicevlan0.6
DescriptionWAN

Configure the WAN interface

Go to Interfaces → WAN:

SettingValue
EnableCheck
DescriptionWAN
Block private networksCheck
Block bogon networksCheck
IPv4 Configuration TypePPPoE
IPv6 Configuration TypeDHCPv6
MTU1508 (should result in Calculated PPP MTU: 1500)
Usernameinternet
Passwordinternet
Use IPv4 connectivityCheck
Configuration ModeBasic
Prefix delegation size48

Set LAN IPv6 to track the WAN interface

Go to Interfaces → LAN:

SettingValue
IPv4 Configuration TypeTrack Interface
Parent interfaceWAN