Unified Communications Infrastructure

Hi all,we are experiencing an issue with a cisco ISR4321 (running isr4400-universalk9.16.06.05.SPA.bin). The voice gateway is used to connect an ISDN PRI trunk (from provider) to a CUCM Cluster using a SIP trunk configuration.on inbound calls from IS...

Hi,I'm migrating from PRI to SIP trunk with new ITSP. I created new dial-peers and a test call from an inside phone to mobile number isn't using the expected dial peer 300 between CUCM and CUBE. Instead it's using an existing dial-peer 2. I'm not sur...

how can check dialplan for specific calling numer on cisco 3945 router

Hi, We have an activity to move our CUCM and CUC 10.5 servers. from Old UCS server (ESXi 5.5) to new UCS Server (ESXi 6.7).Plan is to upgrade our CUCM 10.5 to 12.5 from the new UCS Server (ESXi 6.7). From the CUCM 10.5 OVA, the supported ESXi is only...

Hi guys,I am having issues installing CUCM 12.5 in VMWare, is that possible?My specific questions are.Is there an OVA file for version 12.5 already?How can I create an answer file for version 12.5? I think the answer file generation tool is not there...

Hi, some of our conference rooms are having issues with sound quality and we have ruled out the network, and pointed to the device itself or the ceiling Shure microphones.  We can hear what the people in the room are saying but they sound distant and...

 Can we retrieve the calling party's phone number from Cisco, to use it in AWS Connect?

I'm trying to remember if anything special was required go enable the have the Vm button do something on physical phones. Did a SIP integration with 11.5 and VM functionality works if the users call the VM pilot but the VM button on the test phones t...

Dear Team, Call Transfer to external number fails. We have tested with "Warm Transfer/Announced Transfer", "Blind Transfer" and "Direct Transfer to an External Number" fails. Only Call Transfer to an internal number is working. Call Flow:PSTN > CUBE ...

how can check route pattern on cisco 3945 router ?

Hello, i'm configuring Call forwarding Caller id from external, but when i call from the external the outbound call have as Calling the original caller id. If i change to First (or last) redirect i see the DN as Caller id also if is present a Calling...