Network access
switch
Ethernet line
interface (PHY 1)
ingress
LAN port
September 2017
egress
Internal Ethernet switch
CPU port
ingress
egress
Phone's CPU
Installing and Administering Avaya J129 IP Phone
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Attached device.
For example, computer
Computer port
(PC port)
(PHY2)
ingress
egress
PC port
Phone
Virtual LAN (VLAN) overview
35