Hi,

Is it possible to do:

L3 Cisco: 3560G
How to transport vlan 300-330 using ISP vlan 102 to routerboard-2?


I have been blown away for a few days and miracles are coming out...But not work correctly

just google it.

Look at https://wiki.mikrotik.com/wiki/Manual:I ... LAN#Q-in-Q

Are you sure the transport layer (the "cloud" in your picture) doesn't strip the extra vlan tags?