Hi, this work for me, switch at costumer side conected to eth4@ont
ont-srvprofile gpon profile-id 21 profile-name "HS8545M-qinq"
ont-port eth 4
ring check enable
port q-in-q eth 4 enable
commit
vlan 407 smart
vlan attrib 407 q-in-q
interface gpon 0/16
ont add 2 9 sn-auth "XXXXXXXXXXXXX" omci ont-lineprofile-id 4
ont-srvprofile-id 21
ont port native-vlan 2 9 eth 4 vlan 407 priority 0
service-port 33 vlan 407 gpon 0/16/2 ont 9 gemport 1 multi-service user-vlan 407 tag-transform transparent inbound traffic-table index 11 outbound
traffic-table index 12