IP Telephony and Phones

Hi guys I have a problem with the 7861 series phones they have a lag issue they take long to respond to commands .This is the second time Im experiencing the same issue at first thought the issue was the device type and profile type associated with t...

Hello, I've an issue where outbound calls work from skype clients to external phones but inbound dont ; the call connects but no audio is available. The setup is fairly simple. We have a gateway server on the LAN that connects out to the sip provider...

I have opened a ticket with Cisco but I want some input from the community. I have deployed ISR4331 routers. When I do SMART Licensing, it applies 110 SRST License which is the max that the router can do.  I have several sites that have a lot fewer l...

Can someone provide me with a list of applications that PCD 12.6(1) can migrate/upgrade? I know that I can use PCD to migrate/upgrade Call Manager, Unity Connection, but can I also use it for Contact Center, and Expressway?

Hello , I have location where SIP is protocol used between IP phone and CUCM, H.323 signalling configured between CUCM and Cisco Voice gateway.When i did CUCM trace and went to RTMT > Voice/Video > Session Trace Log View> Real Time data, when i run t...

Hi Team, Can i configure  Cisco SIP Phone 3905 to use Forced Authorization Code ? I am using Call Manager 9.X.Regards,Praful Sartape

Hi my Cisco router 3900 always send PCMA in sdp but telco wants PCMU only.CUCM -> CUBE trunk has MTP checked, but MTP is shutdown state. Does this matter? voice class codec 2 (applied on the outgoing dial-peer to ITSP)codec preference 1 g711ulawcodec...

i have cucm 12 and cuc 12 , i have configured an auto attendant on the unity with call handlers , the problem is after calling the auto attendant from the pstn the caller input isnt getting detected while it is detected when calling from insidei get ...

I added an IP phone to the system for testing. After some time I was getting no where so I removed the phone from the Cisco Unified CM Administration. I wanted to re-add the phone but it will not let me because the MAC address is still registered som...

Hi Can someone Help me to setup a trunk SIP to my ITSP?I have a ISR 4321my router is able to normally ping the ITSP serverBut when I look at the status, the connection is not active. Router#show sip-ua register statusLine                       peer  ...

Hello, I've got a client who we recently installed a CME 12.0 system, 11 88xx phones, all SIP of course. They approached me with a question that I'm not too sure of the answer. When the receptionist uses Call Transferring, the alerting name (the call...