LEDE VDSL bridge for BT VDSL on VRX220

lede-vdsl-bridge

config interface 'loopback'
        option ifname 'lo'
        option proto 'static'
        option ipaddr '127.0.0.1'
        option netmask '255.0.0.0'

config dsl 'dsl'
        option annex 'b'

config interface 'xdsldp'
        option ifname 'dsl0.101'
        option type '8021q'
        option mtu '1492'

config interface 'eth0'
        option ifname 'eth0'
        option ipv6 '0'

config interface 'xdslmgmt'
        option ipv6 '0'
        option proto 'static'
        option ifname 'eth0.1337'
        option ipaddr '172.31.254.1'
        option gateway '172.31.254.2'
        option netmask '255.255.255.252'

config interface 'xdslpppoe'
        option ipv6 '0'
        option type 'bridge'
        option ifname 'eth0.101 dsl0.101'