We have a 3550/48 running Version 12.2(44)SE6 supporting a temporary trailer.
When we power up the switch, interface with IPT phones flap until we power up the IPT phone with power bricks.
Code related or config setting?
Aug 19 07:38:37.875 CDT: %PM-4-ERR_RECOVER: Attempting to recover from link-flap err-disable state on Fa0/6