user tracking is not displaying nortel ip phones.
the phones are attached to catalayst 4500 switches running in native ios mode
the ports are configured as
interface FastEthernet2/8
switchport access vlan xxx
switchport mode access
switchport voice vlan xxx
switchport port-security maximum 5
switchport port-security
switchport port-security aging time 10
qos trust dscp
no snmp trap link-status
spanning-tree portfast
The p.c's attached via the ip phones are being discovered
