Configuring IAS to allow a VOIP phone that has an Ethernet port built into it to work with the Enforcer Appliance and Cisco Switch.
A VOIP phone is being used that has a built-in Ethernet port that a workstation is using for network connectivity, so both devices are being authenticated on one switchport.
- The Cisco "multi-domain" feature is being used on the switch.
- Switch IOS is version 12.2.52 (SE) 3 or above.
- VOIP phone authenticates into the incorrect VLAN or the Client Computer attached to the VOIP phone authenticates into the incorrect VLAN.