IP Telephony and Phones

I have a somewhat similar problem.  I just configured two Hunt Groups (w/ Line Groups, Hunt Lists, & Hunt Pilots) with Cisco Unified Call Manager 11.5.1.12900-21. I am using Native Call Queuing with the Hunt Pilot just providing the standard Music on...

Hello, I am trying to decide which is better to use, I have a cisco 2921 router that has a PVDM3-32, My IOS is 15.7M and I wanted to know which would be better the PVDM3 or ISM-SRE-300-K9 module? I also have CME 12.0. This will also be using Unity fo...

Hi team, as title say,cme-srst: Registered, Not In Use. each time we reboot the router this is preventing the phones can register again when the router reboot, when we re issue the command no max-ephones and max-ephones everything works again and the...

i have4451-xe1 card - NIM-4MFT-T1/E1 fxo card - NIM-4FXOSM-X-8FXS/12FXOi need to configure the cards on the MGCP the problem im not sure about slot 1 and slot 2 on the 4451 , is the slot 1 on the right or the left when imf acing the device?

My environment is that two phones are registered under expressway c and expressway e respectively, and two phones can dial each other. I want to ask if I have a VG voice gateway that can make an outside call. How do I register a phone under expresswa...

We have a bad frame issue on an pri E1 the debug isdn q921 result is as follows:  *Dec 16 14:29:36.203: ISDN Se0/3/0:15 Q921: L2_EstablishDataLink: sending SABME*Dec 16 14:29:36.203: ISDN Se0/3/0:15 Q921: User TX -> SABMEp sapi=0 tei=0*Dec 16 14:29:3...

hello, if anyone can help here.  both inbound and outbound calls are failing but I can't find in the logs if we are sending the disconnect or its initiated by the carrier just like we do in the regular ISDN. all I can see is B-Channel is not set, but...

These things rarely stump me, but neither an older Plantronics CS70 VT or brand new Sennheiser SD Office (SD BS) will receive audio on my new CP-8845.Setup - 4. Accessories - 1 Analog Headset [checked] with headset symbol.Details show... Name: Analog...

I have CME with one SIP trunk registered with ITSP, the trunk is authenticated with user and password.- outgoing call works fine but not for incoming call for sip phones, debug showerror SIP/2.0 404 Not Found (the number does not exist is the prompt ...