vlan是202，ether1接的是交换机trunk口，公网IP是建立在vlan202接口上。

vlan是建立在桥bridge1基础上。

参考官方文档

https://wiki.mikrotik.com/wiki/Manual:Interface/Bridge

 

/interface bridge add name=bridge1 vlan-filtering=yes
/interface vlan add interface=bridge1 name=vlan202 vlan-id=202
/interface bridge port add bridge=bridge1 interface=ether1
/interface bridge vlan add bridge=bridge1 tagged=ether1,bridge1 vlan-ids=202
/ip address add address=153.3.11.11/24 interface=vlan202 network=153.3.11.0