Good man! Saved me an hour of deleting pcm.datX filesUsed delete flash:/pcm.datX*Much thanks,Jace

Thanks Glenn for your input and for originally opening this discussion and Juan for your details. In our situation we have ample licenses so I believe the issue is more relative to the fortinet vpn tunnels/firewalls.  We have other sites using mpls o...

Hello all, Was hoping to get an update as I have a client with exact symptoms, including the fact that Fortinet VPN tunnel is being used to these remote sites.  Only resolution so far is to reboot the 8800 phones.  We are running CUCM 12.0 and phone ...

This was very helpful, thank you.  I will add that I had to open a TAC case as I couldn't get past the rejected even with your guide.  The solution was to turn off digest authentication and add the End User name as the directory number.  Not pretty b...