Configuring Voip On A Switch; Voice-Related Cli Commands - Cisco WS-X6066-SLB-APC - Content Switching Module Software Manual

Chapter 44 Configuring a VoIP Network
You can resolve these issues by isolating the voice traffic onto a separate VLAN on each of the ports
connected to a phone. The switch port configured for connecting a phone would have separate VLANs
configured for carrying the following:
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•
Isolating the phones on a separate, auxiliary VLAN increases the quality of the voice traffic and allows
a large number of phones to be added to an existing network where there are not enough IP addresses.
A new VLAN means a new subnet and a new set of IP addresses.

Configuring VoIP on a Switch

This section describes the command-line interface (CLI) commands and the procedures used to
configure the Catalyst 6000 family switch for VoIP operation:
•
•
•
•
•
•
You must enable Cisco Discovery Protocol (CDP) on the Catalyst 6000 family switch port connected
Note
to the IP phone in order to communicate information such as auxiliary VLAN ID, per-port power
management details, and quality of service (QoS) configuration information.

Voice-Related CLI Commands

Table 44-3
Table 44-3 Voice-Related CLI Command Module and Platform Support
CLI Commands
Inline-power related commands
set port inlinepower
set inlinepower defaultallocation
show port inlinepower
show environment power
78-13315-02
Voice traffic to and from the IP phone (auxiliary VLAN)
Data traffic to and from the PC connected to the switch through the access port of the IP phone
(native VLAN)
Voice-Related CLI Commands, page 44-9
Configuring Per-Port Power Management, page 44-10
Configuring Auxiliary VLANs on Catalyst LAN Switches, page 44-19
Configuring the Access Gateways, page 44-21
Displaying Active Call Information, page 44-27
Configuring QoS in the Cisco IP Phone 7960, page 44-29
lists the CLI commands described in the configuration procedures.
1
WS-X6348-RJ45V
4
X
X
X
X
Catalyst 6000 Family Software Configuration Guide—Releases 6.3 and 6.4
Configuring VoIP on a Switch
2
WS-X6608-T1/E1 WS-X6624-FXS
X X
3
44-9