VP
/interface bridge add ether-type=0x88a8 ingress-filtering=yes name=bridge1 vlan-filtering=yes
/interface bridge port add bridge=bridge1 interface=ether1
/interface bridge port add bridge=bridge1 interface=ether2 pvid=500 tag-stacking=yes
/interface bridge vlan add bridge=bridge1 tagged=ether1 vlan-ids=500
/interface bridge vlan add bridge=bridge1 tagged=ether2 vlan-ids=5