IP Telephony and Phones

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Hello, We are currently using a Be6000 system and when we schedule a call forwarding on our phones (model 7945) to external numbers, it works perfectly when the original call comes from an internal position, but when it is an external call then this ...

call forwarding.png
Translator by Community Manager
  • 1 replies
  • 0 Helpful votes

Greetings,              The issue i am facing is that I cannot hear ringback whenever dialing any Mobile Numbers. I informed my provider regarding the said issue and he asked me that why am I not sending any Media negotiations parameters in an invite...

ainaraza1 by Beginner
  • 12 replies
  • 0 Helpful votes

We have a Cisco UC560 and it has SIP and PSTN failover. We now just want PSTN as we canceled the SIP service. I have disabled the SIP service and created a PSTN trunk group, assigned the outgoing call handling to be PSTN only but when I make a call I...

Resolved! CCM Upgrading

HiI have CCM version 4.0 two Rack server [PUB- SUB], and need to upgrade to last version 10.5 I think so, with One device business edition 6000, Any recommendations or considerations that should i take before upgrading?Thanks

Toss Leey by Beginner
  • 6 replies
  • 0 Helpful votes

Hi,My customer have recently receive some new 7821 phones. He have unpack them and he have connect them on his CUCM have configure a number to make some test calls. When we configure a CSS with internal calls rights, we can call oth...