IP Telephony and Phones

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Hi All,We have Cisco ISR4351-V/k9 router with SRST licenses at my remote office with 200 Cisco7821 IP Phones. Cisco ISR4351 will have 2 PRI line terminate on it. We have Call manager in Head office location. Both the locations are connected via MPLS....

I have an issue, i have a Cisco router acting as a voice gateway with two ISDN connection: 1)E1 connection that is to be used for all calls "inbound/outbound" 2)SIP trunk connection to the TELECOM just for incoming calls to specific extension "DN" . ...

SamanP by Level 1
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  • 1 replies
  • 0 Helpful votes

Hi All,I need help for the following doubt/question: Our customer have a cluster of call manager version 7.1(5) and 2 voice gateways with a 3 PRI to call the PSTN. The Voice Gateways are configured as MGCP. Costumer perform outbound calls from a grou...

tpestana by Level 1
  • 4602 Views
  • 9 replies
  • 0 Helpful votes

I am very confused about the difference  between destination-pattern and incoming called-number like in the example beforeI read the Cisco Doc that said that  incoming called-number to match the incoming call leg to an inbound dial peer and destinati...

I have a user1 that his line is shared with user2.  User1 wants User2 to only see if he has a voicemail.  He doesn't want that user2 sees when he receive a call and he doesn't want that user2 sees his history.  Is it possible ?

Iz by Level 1
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  • 2 replies
  • 0 Helpful votes

Hi, I have two CUCMs (8.5 and 11.5) with phones registered on both via SIP protocol. Everything was working fine between the two systems till I get complaints saying that: they can't hear or to be heard when calling from phones registered from the fi...

HamzaD by Level 1
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  • 5 replies
  • 0 Helpful votes

Hi,  I have a cisco 7942 phone in which the call history is not getting stored and not showing time. We have tried rebooting (not factory Reboot) the phone but the issue still persists.I have checked the CSS and partition with the user having working...