Table of Contents          Purpose          Background          Symptoms          Solution - Bulk ITL Reset               ITLRecovery using local recovery key               ITLRecovery using remote recovery key                Verify current signer wi...

The Cisco Unified IP Phone 8941 and 8945 may become stuck, hung, or frozen with "Upgrade in progress" on the display.  When this happens the spinning progress icon will stop spinning and the phone will not respond to button presses.This occurs when a...

In addition to configuring the traditional phone server and enabling extension mobility on the device, for the DX650 one additional setting must be enabled on the device level. 1) In Cisco Unified Communications Manager Administration, select  Device...

I've been having a problem with my 871 where traffic stops being processed in both the inbound and outbound directions on the LAN interfaces.  This router has been repurposed and wasn't having an issue before (worked for 3-4 years without a problem)....

BackgroundVerify What Certificates Are Installed On The PhoneRetreive The Certificates From The PhoneTroubleshooting Background   In configuring Cisco IP phones for use with 802.1x (dot1x) it is sometimes required that the phone's certificate (identi...