I am having issues with inbound calls in fxo port in my 2911 router. I am able to make outbound calls but inbound calls appear to hit the port in the router and calling side keeps getting ring back. However, call never reach my extension in CUCM. I h...

Running CUCM ver 12.0 and everyone in my company uses extension mobility. Now we are rolling out Jabber to everyone but as I keep adding jabber profiles, my license count is increasing because auto registered phones do not have any owner user id assi...

I am having issues with one way audio when I set CFA to external number. This happens when someone external (pstn) calls my office main number which hits AA in Unity Conn, then caller dials my internal extension. If caller dials my personal DID and U...

I am having issues with DTMF tones from my Cisco 8865 SIP phone. I use Meraki MX68W appliance for VPN connection to my office data center and that is were the CUCM cluster (ver 11.x) is. DTMF digits are passed ok but just that I don't hear the tones....