HP A5120 EI Series Configuration Guide

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Table 15 Required configurations on ports of different link types in order for the ports to support tagged
voice traffic
Port link type
Voice VLAN
assignment
mode
Support for
tagged voice
traffic
Configuration requirements
Access
Automatic
No
—
Manual
Trunk
Automatic
Yes
Configure the PVID of the port, which cannot be
the voice VLAN, and assign the port to its PVID.
Manual
Make all the configurations required for the
automatic mode, and assign the port to the
voice VLAN.
Hybrid
Automatic
Yes
Configure the PVID of the port, which cannot be
the voice VLAN, and configure the port to
permit packets of its PVID to pass through
untagged.
Manual
Make all the configurations required for the
automatic mode, and configure the port to
permit packets of the voice VLAN to pass
through tagged.
 IP phones send untagged voice traffic
When IP phones send untagged voice traffic, you can only configure the voice traffic receiving ports on
the device to operate in manual voice VLAN assignment mode.
Table 16 Required configurations on ports of different link types in order for the ports to support tagged
voice traffic
Port link type
Voice VLAN
assignment
mode
Support for
untagged voice
traffic
Configuration requirements
Access
Automatic
No
—
Manual
Yes
Configure the PVID of the port as the voice
VLAN.
Trunk
Automatic
No
—
Manual
Yes
Configure the PVID of the port as the voice
VLAN and assign the port to the voice VLAN.
Hybrid
Automatic
No
—
Manual
Yes
Configure the PVID of the port as the voice
VLAN and configure the port to permit packets
of the voice VLAN to pass through untagged.

HP A5120 EI Series Specifications

General

Uplink Ports	4 x SFP
Stacking	No
Management	CLI, Web, SNMP
Routing Protocols	RIP, OSPF
Power Supply	AC
MAC Address Table Size	16K
Dimensions	440 x 430 x 44 mm
Operating Temperature	0°C to 45°C
Operating Humidity	10% to 90% non-condensing
Model	HP A5120-24G EI Switch (JG234A)
VLANs	4094