IP Telephony and Phones

We currently have 360 - 8821 devices in productions.  I have one group who insist their phone will shutoff on its own. I have replaced this device 3 times and they are still reporting this issue. Signal in both areas that this has been reported is go...

We recently obtained 2x Cisco 562 headsets with multi-base units.They both are experiencing audio issues, in regards to the computer\laptop input.The symptom is that the left channel audio output is played in both "sides" of the headset; the right ch...

Hi all,We need do a upgrade from CUCM 8.0 to 10.0 We are migratin with the Prime Collaboration Deployment, but when we add the Esxi host, an error appear. "Failed to mount Cisco Prime Collaboration Deployments export as NFS store to the ESXi Host" Th...

Jabber clients are getting a second call ringing in from a hunt group, even though they are already on a call. Sometimes they will get 2 calls presented at once, from the same Hunt Group. Why would this happen? Normally, you shouldn't get a call from...

Hello,  I need to reinstall the restricted version of CUCM 8.6.2.2 in a lab environment and I no longer have the installation media. Cisco's download section does not have any downloads prior to 9.1. Would anyone happen to still have this iso? Thanks...

I am new to VoIP, I have a VoIP setup that incoming calls should ring on a particular IP phone within the organization. When the number is being called, it rings from the side of the caller but the IP phone the call is routed to does not ring. Calls ...

Hi All,I'm running CUCM 8.6x and UCCX 8.5x and I have cucm is integrated with MS AD.The problem is my company is about to migrate all users is this AD to another AD (new ip address, new search base, but all users information remain the same). But, I ...

I had an 8845 phone stop working suddenly yesterday. The phone was completely shut down like no power. We reached out to the user and had them perform a hard reboot. After unplugged and re-plugged up the phone the functionality was restored. As norma...

Hi all, Is there any way to configure Schedules with different timezone in Unity? I know voicemail box and call handlers can be configured with the proper timezone and applying with the schedules. But i am trying to use Forwarded Routing Rules with t...

Hello.  I need help with a project i am assigned at work.I am trying to connect a cucm and cucm im & presence to work with cisco ip phone 8865.I want to be able to call internally and external. Also use cisco jabber on Desktop computer and smartphone...

Dear good morning,I have a problem and wanted to ask you if you can inform me or help me.I am wanting to record in MediaSense calls that are made to IPCOMMUNICATORS that are connected via VPN. With the hardphones connected to the corporate network I ...

I have implemented a SIP Server that I am using for basic call recording using a built-in bridge. I process SIP INVITEs and BYEs for call initiating and processing. It works fine for inbound and outbound calls. The issue is with internal calls when a...

When I configured an extension (1111)in 8841 model it is rejected, but the same phone with another extension (2222) it is registering in same pool and same location. And the rejected extension (1111) is registering in another remote location with sam...

Hi Team, Our Organization has procured 9000+ IP Phones 7841, 8841 ,8851,8865 & dx650 after implementation IP Telephony in 2018,Nowadays we are facing HOOK SWITCH problem in 30% IP Phone 7841 model .Kindly resolve issue at the earliest.  Regards,Manju...