Unified Communications Infrastructure

I am trying to setup a new voicemail box for my IT Service Desk.  Each technician has his/her own voicemail box tied to his/her extension.  I am trying to figure the best way to setup a shared voicemail box that they can access and also alert them th...

Hello everyone,  We bought 35 new 7821 - they are not getting registered. they where on 12.0 firmware i upgraded them from CUCM (10.5.1) to 12.5 added extension manually as they are sip still cannot register. i have to add VLAN manually in the phones...

im setting up new cucm 12.5 , cuc 12.5 and ccx 12 with no licenses atm , i had to change the ntp server on all of them but i kinda read there have to be some certificate regen needed somewhere? or is there any other steps needed after ntp change?

e have CUCM configured for Cisco Cloud Onboarding Configuration which is being used by our Jabber for iPhone and iPad clients to receive push notifications when running in suspended mode. CUCM and IM&P are using 'idbroker.webex.com (tomcat-trust), is...

I went to install a 7811 and found out that this was not a supported device. However we have other 78xx(7821,7841,7861) phones in our 9.1 call manager environment. Do I really need to install a device pack just for this one phone? Could I just insta...

I have Unity Connection Version 10.5.2.10000-5.Is there a way to limit the number of users that can access the same mailbox at the same time?

I have a fax at a remote site on a POTS (B-1) line. I have a 2911 onsite with FXO/FXS ports. I would like to route the incoming faxes into my CallManager in order to distribute to another site's fax machine. I currently have the fax/POTS line plugged...