IP Telephony and Phones

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Hi,I have a 2951 ISR running Unified Commnuications Manager Express (8.6). IP telephony runs perfectly and alll 150 handsets work without an issue. We are now trying to improve the system by adding Voicemail capability for some users, this has been d...

rodney83 by Visitor
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  • 1 replies
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I upgraded cucm to 8.5 and used the bridge upgrade , and successfully restored and all the other phone types are registered and working fine except the cisco 9971 phone i think it is the issue with the itl certicate from the tftpand the tftp is also ...

Dear Friends,                         How Gateways decide on what codec to use, does it depend on Region configuration, further Phones supports certain codecs by default, what codecs does gateways support, what is the DSP resource used for this funct...

ipphones--ipnetwork-CM(sub1)-ipnetwotk---WAn--ipnetwork-(sub2)CM-ip network--Ip phones.  Remote site1)|                                                             |   Remote site 2)          |               |(tftp server1)                           ...

sarahr202 by Level 7
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  • 5 replies
  • 0 Helpful votes

Hi everybody.Please consider the following scenario of centralised ip telephony deployment.ip phone-1---sw-----Cisco call manager-------wan--------------Voice-gateway------------analog phone1                             |                             ...

sarahr202 by Level 7
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  • 4 replies
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Resolved! dial peer location

Hi everybodyConsider the following ridiculous set upanalog phone1----voice gateway---pstn.----analog phone 21)Do we need to  configure dial peer at voice gateway for analog phone1 to communicate wiith analogphone2?     ==============================...

sarahr202 by Level 7
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  • 1 replies
  • 0 Helpful votes

Hello Team,Is it possible to have cross-cluster extension mobility between CUCME, as well as CUCM? We have a mixed evniroment on which we have already implemented Cross-Cluster Extension mobility on CUCMs 8.X and we need to check the options we have ...