See this post: http://forum.mikrotik.com/t/sofware-vlan-bridge-on-ruteros-explained/122534/1 for some example on how to setup vlan tag when running on 6.41 or later.
See this post: http://forum.mikrotik.com/t/sofware-vlan-bridge-on-ruteros-explained/122534/1 for some example on how to setup vlan tag when running on 6.41 or later.