N-Tron 710FX2 Switch User Manual


 
(Revised 2010-9-27) Page 154 of 159
Example 4 Basic understanding of Hybrid VLANs
Receiving
Port #
Tagged VID
in packet
Destination
Address
Transmitting
Port #s
Notes
TX1
Untagged
MAC on port TX2
TX2
Unicast Traffic
TX1
Untagged
MAC on port TX3
TX3
Adds VID 2 in the packet
TX1
VID 4
MAC on port TX2
--
Packet Discarded
TX1
VID 4
MAC on port TX3
--
Packet Discarded
TX1
VID 2
MAC on port TX2
TX2
Strips VID off packet
TX3
Untagged
MAC on port TX6
TX6
Unicast Traffic
TX3
Untagged
Unknown MAC
TX4-TX8
Floods VLAN 1
TX3
VID 4
MAC on port TX5
--
Packet Discarded
TX3
VID 4
MAC on port TX4
--
Packet Discarded
TX3
VID 2
MAC on port TX4
TX4
Does not strip VID off packet
TX3
VID 2
MAC on port TX1
TX1
Strips VID off packet