Hello Experts, I'm experiencing an issue. When I configure voicemail pilot as E.164 (e.g +140011101), the Message Button on the Cisco 9971 IP Phone is not working (Not dialing anything if we press the button). SCCP phones are working fine with the sa...

Hi Experts, I'm trying to integrate Cisco IM & Presence without Active Directory. I have couple of questions, 1. Do I need to create 'UC Service', if YES, what would be the Host Name/IP Address What is the difference between Directory & Enhanced Dir...