I realize this is a little old, but here's another way using TCL for anyone else that hits this issue: reload in 0:05tclshset fixinterface {ios_config "interface gi0/0/2" "no negot auto" "speed 100" "duplex full"}eval $fixinterface Once you regain ac...

Yousef and Scott,I have this issue as well, does anyone have an idea what could be causing it?  I first saw the issue on my new WLC7510s running 7.0 code.  I upgraded to 7.3.101 and it's still happening.  I starting researching the heartbeat timers ...