IP Telephony and Phones

Outgoing Call has no Issue,However if we call our PSTN # connected to FXO port, It will ring 4times only then disconnect then we hear a pulse tone(not a busy tone). If we answer the call before the 4rings we can talk with no issue.   below are our te...

Hi guys!!  I have a CUCM 10.5.2 configured on my customer, they have a integration via H323 with gateway Alcatel system. In CUCM I have gateway H323 configuration to Alcatel. Happens that a call from IP phones Cisco to phones on Alcatel don't have ...

Sorry for the confusing title, but i have a problem :  My boss want to evaluate which pstn numbers are not used and want to drop those numbers for efficiency. So here is the our voice design :  We have 1 voice gateway with E1s for telephone and FXOs ...

Hi,   I inherited a CME (10.5 on Cisco 2901 router)configuration that already have 8831 installed and working. We got some additional phones including 8831. Those additional phones were added and they are working but the additional 8831 is not regist...

Dear experts,   the private mobile number clid showing in cisco ip phone as "unknown number". but when i trace the call using debug isdn q931, i could see the Calling Party Number i as valid mobile number. but the call manager is not display this num...

HelloOnce again I ask my colleagues for helpmy Router 2821 CME does not do the tricking in the sip trunkbelow is the network and sip-au settings   sip-ua credentials username xxxxxx password  yyyyy realm xxx.xxx.xxx.2 authentication username xxxxxx p...

Hello,     ANyone know a way to get 3 lines to appear on a 7841?  The need is for a main DID and 2 other numbers to ring on the same phone in a Busy/No Answer situation.       Thanks in advance! replies rated

I have Left the Voicemail to user Voicemail. But I don't see the Voicemail Count increased in the Mailbox of unity connection.The user is also not seeing the VMI ON. not sure where my voicemail messages are going..?   07:34:15, New Call, CalledId=111...

Hi,  We have a ISR4331 with a NIM-2FXS where a postal meter need to me connected. The PSTN is with a PRI. The postal meter is configured to dial 9 before the numbre that must be reached. When the device place a call we get fast busy and in the debug...

Hello, I have the following setup. 1) x7815, part of a Hunt. 2) x7815 has SNR to my Mobile phone. 3) There is a Call Handler that plays a Greeting before calling the Hunt.   Test: 1) from my Mobile I call in, and the Greeting is played from Unity. 2)...

Hi All,   I've just been dropped in the deep end as a sysadmin for a large company, with no Cisco training beyond device profile/end user, it's both an Amazing and a Daunting place to start my Cisco Journey.   Can anyone advise if it's possible to fo...