Here is the error that shows in the switch logs:.Apr 18 03:21:45.939 MDT: %SWITCH_QOS_TB-5-TRUST_DEVICE_DETECTED: cisco-phone detected on port Fa0/22, port trust enabled..Apr 18 12:15:12.651 MDT: %SWITCH_QOS_TB-5-TRUST_DEVICE_LOST: cisco-phone no lon...