vlan — IP

Port (interface) - vlan (access)

Port (interface) - 單/多vlan (trunk)  allowed (add | all | except)

Port (interface) - no switch port (set ip address)

ip routing  讓vlan互通

ACL 讓vlan互不通

http://blog.yam.com/gavint/article/31578943

http://www.hkitblog.com/?p=19103