4300EX EX-BCM PIC errors

Experts,

I have started seeing these messages:

Jan 12 13:40:00 BZMDF fpc3 [EX-BCM PIC] ex_bcm_linkscan_handler: Link 46 UP
 Jan 12 13:39:58 BZMDF fpc3 [EX-BCM PIC] ex_bcm_linkscan_handler: Link 46 DOWN

as errors Thank You