
Figure 25: Voice-VLAN and Data VLAN
Table 62: Port functions on the three-port switch when VLAN is enabled
Ports Voice VLAN
enabled
Data VLAN enabled Both Voice and Data VLAN
enabled
Network
Port
(Port 0)
N/A N/A N/A
IP Deskpho
ne Port
(SMP)
Receiving the
frames with Voice
VLAN tagged only.
Sending the frames
with Voice VLAN
tagged.
N/A Receiving the frames with
Voice VLAN tagged only.
Sending the frames with
Voice VLAN tagged.
PC Port
(Port 1)
N/A Tagging the incoming
frame untagged and
Tagging the incoming frame
untagged and forwarding it
to network port.
Three-port switch and VLAN functionality
176 SIP Software for Avaya 1200 Series IP Deskphones-Administration January 2012
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