IP Telephony and Phones

Our environment: PSTN T1 -> CUBE -> SIP Trunk -> CUCM 10.5We have a DID that we've moved to a hosted fax solution.  We will not be porting the number directly to the provider, we want to retain the number.So calls will come in to us, but then we need...

Hello All,The existing deployment is distributed with different CM versions running on each of them i.e 6.1.3(2 Clusters), 7.1.5(1 Cluster) and 8.6(1Cluster). It has been requested to get these clusters migrated to version 10.x in either centralized ...

Hi,In order to create a lab, I tried to install a CUCM 10.5 on a virtualization OpenStack environment. But the hardware checking step has failed despite the good hardware configuration of the VM (CPU/RAM/Disk).Has someone already tried to install a C...

Hello All, i have configured Moh under telephony services and it is working fine for the calls coming from PSTN network.But for internal calls it is not working.Need help, as if we need to configure moh muticast to work for internal calls.

Good morning Cisco techs around the world,Testing voice port 1/0/0 to receive incoming calls via (Melbourne (03 area code based VOIP provider) DID to a 02xxxxxxxx number via a 7900 series phone that has dial tonevoice translation-rule 1 rule 1 /^02xx...

Hello All, We have recently upgraded our CM server from MCS to UCS C220. All is working well since 3 weeks. However, since the past three days the UCS server is giving long beep sounds. In the CIMC console its showing as Severe Fault and in Storage S...

  Hello All, I just received Cisco 7962G ip phones. While booting it got struck at the Cisco screen where on the left hand bottom side there is a check box. After some time it goes back to firmware upgrade screen and comes back to Cisco boot screen. ...

Hi All Happy Holidays  I have a 2811 router with some basic Voip configuration, im able to register phone via SCCP and sip as long im inside the network, but if i try to register with my smartphone (Zoiper) over my 3g connection its alway fail. I thi...

I am in the process of learning CCNA Voice and would want to download CUCM 8.6 iso file but have no service contract so that i can download from cisco.com website. Can you please help me how to get the software download for study? the cisco staff tol...

I intend to modify the landing by SSLVPN voice CUCM configuration management, but the reality is unreachable in SSLVPN,。and would like to know why cannot visit in this regard?I was confused for a long time!!!

Currently we are migrating from exchange 2007 to 2013 and some of our users are not getting the email notification for any voice mails being left.  Not specific to which environment they are in.  Problem seems to be getting worse as we are getting mo...