Monthly Archives: October 2012

Troubleshooting Cisco PoE with built-in TDR features

I recently encountered some issue, no PoE given to the ip phone and saw below lines in the switch log: %ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface Gi0/16: Power given, but Power Controller does not report Power Good SWITCH#sh power inline Available:370.0(w) Used:0.0(w) Remaining:370.0(w) Interface Admin Oper Power Device Class Max (Watts) ——— —— ———- ——- ——————-… Read More »