Unified Communications Infrastructure

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on Cisco CUCM I want to make two cisco IP Phone extensions a BLF for a chairman phone, one of them as I configure it as BLF when I called it from the chairman's phone it sounds like a busy line, while the other one has no issue with BLF.btw both exte...

kardosabr by Level 1
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  • 9 replies
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I have a Gateway 4451 with 6 E1 connected and every E1 is working good... The incoming dial-peer voip for call from the company to PSTN is configured with incoming called-number .T.  The CUCM is v12.5 I have a request where some new users need to hav...

Hello,  I have a question about the MS teams direct routing Ca Certificate upgrade.  Is it ok only to create another trustpoint on the cube with crypto pki trustpoint <trustpoint name>  crypto pki authenticate <trustpoint name> or are there more step...

pavelherc by Level 1
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  • 7 replies
  • 0 Helpful votes

Hi All, after a restore of the cluster, used for MRA, when we try to get active calls details (Status->Calls->Calls) we see the error "we are unable to retrieve the data". Apparently this happens only when there are zero or one call since, according ...