IP Telephony and Phones

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Hi,We have CUCM 7.1 & Siemens EPBX. We have integrated CUCM with Siemens Voice gateway by H.323 and siemens voice gateway has connected to Siemens EPBX by E1.Now when Cisco IP phone calls to Siemens phone, we are not getting a ring back. But call is ...

I have ER and it is all working great exept for one user, an attendant console user, she does not recieve the voice message from Emergency Responder. Her set will ring but no voice message is there only dead air and if she does not answer the phone s...

Resolved! Phone Loads

Assuming that there isn't any phone load name set at the device level.  Do phones only load firmare when they are reset or do they check device default setting on the pub periodically for any changes?  If they find a change do they load new image?

mmendonca by Level 1
  • 662 Views
  • 3 replies
  • 0 Helpful votes

I am trying to setup a new CME System and need some help. We will be using a PRI circuit with a block of DID Numbers that are 503-652-5010 thru 5049. The location in which this is going is currently using extension 200 thru 240. They do not want to c...

jameskuder by Level 1
  • 1041 Views
  • 15 replies
  • 0 Helpful votes

currenlty we have around 400 7912 IP phones in production rest is 7911 and mid series. now an issue arises few days before and that is user is facing voice jittering ang droping problem also from IPT to IPT and from PSTN. normal as well in confrence ...

alap84 by Level 1
  • 3056 Views
  • 10 replies
  • 0 Helpful votes