I'm running Call Manger 11.0 I have a new 7962 phone that will not registered.  If i configure Call Manager to auto-register the phone I get a security error on the phone. If I try to configure the phone manually I get a DBconfig error on the phone. ...

Hello, I've been asked to support Call Manager and I am getting a "Registration: Security Error on phone" while reviewing the configuration of Call Manger, I ran across the certificate screen that indicated some certificates has expired. I see there ...

Hello I'm running CUCM 11.0 getting a Registration Security Error when trying to add a phone.   I've tried some of these suggests mentioned in community but didn't work.   Anyone have some updated suggestions.   Thanks,