Your software release may not support all the features documented in this module. For the latest feature
information and caveats, see the release notes for your platform and software release.

Use Cisco Feature Navigator to find information about platform support and Cisco software image support.
To access Cisco Feature Navigator, go to

http://www.cisco.com/go/cfn

. An account on Cisco.com is not

required.

Prerequisites for Voice VLANs

The following are the prerequisites for voice VLANs:

• Voice VLAN configuration is only supported on switch access ports; voice VLAN configuration is not

supported on trunk ports.

Catalyst 2960-XR Switch VLAN Configuration Guide, Cisco IOS Release 15.0(2)EX1

OL-29440-01

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