IP Telephony and Phones

Hi,  I have call manager 4.2, once i press on any service on phones it shown authorization required "username, password and realm" as attached photo. in the other side: the event viewer logs messages said: The server was unable to logon the Windows N...

Hi everyone! I'm configuring SRST mode with a CUCM 9.1. When Router goes to SRST Mode the registration of the phones to the SRST router and incoming calls from PSTN through the FXO ports are working fine, but if I try to dial an internal/external num...

I want to know if what I am doing is fine, or if not, what is wrong with it.   I have an incoming called-number and destination-pattern in the same dial-peer.  The reason for this is because the survivability service has to match on an incoming calle...

Hi i'm using cucm 11.5 and i would like to configure Cisco IAD 2431 with 2 T/E ports  using mgcp is it possible ? i need help   best regards

Hi Cisco Team,   Please let me know how to convert anonymous calls to a generic number from gateway to CUCM. Below is my setup. SIP provider -> Gateway - > CUCM.  

The question is:  does the same make/model router support a different number of phones if it is configured as simply a CUCME device versus configured as as SRST fallback device? Different Cisco documents seem to give different supported numbers - ind...

Hello Pros, I need to run a test call which needs to least at least 8 hours.  It looks like my SBC is terminâting the call after about 60 minutes by seding a Bye message. In CUCM the Max Call Duration is set to 720 mins but the call gets disconnected...

Hello, because of lack of network plug sockets in a room we have to connect a VoIP Telephone (OpenStage40) and an Air-Cap3502i (Wlan Access Point) in series. Following configuration is intended: WS-C4506-E -> NW-Plug -> IN/VoIP-Telephone/OUT -> PWRIN...

Can a SIP trunk be configured on a Cisco Voice Gateway without enabling CUBE or require CUBE licensing?

Where can I find the number of hardware ingress and egress queues supported by switches?  I am looking to document based off of model so that we can determine what we will need to purchase. Looking to be directed to where I can find this information ...

HiIs it possible to acheive both Device mobiltiy feature and Logical partitioning feature simultaneously.The Customer requirement is that he want to implement Logical partition with different location in  the same cluster and in the same time want to...