N-Tron 710FX2 - Example 3 - Basic Understanding of Tagged Vlans (Admit - All)

(Revised 2012-05-01 Page 159 of 170
Example 3 – Basic understanding of tagged VLANs (Admit – All)
Receiving
Port #
Tagged VID
in packet
Destination
Address
Transmitting
Port #s
Notes
TX1 Untagged MAC on port TX2 TX2 Adds VID 2 to packet
TX1 VID 2 MAC on port TX2 TX2 Unicast Traffic
TX1 VID 4 MAC on port TX2 -- Packet Discarded
TX1 VID 2 Unknown MAC TX2 Floods VLAN 2
TX3 Untagged Unknown MAC TX4-TX8 Adds VID 1 to packet & Floods VLAN 1
TX3 VID 1 MAC on port TX6 TX6 Unicast Traffic
TX3 VID 1 Unknown MAC TX4-TX8 Floods VLAN 1
TX3 VID 4 MAC on port TX7 -- Packet Discarded