IP Telephony and Phones

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Hollow community.  My users which are to be installed on cucm have firstName, lastName and staffNumber. I'm looking for a way to anonymised  the userId. can anyone share any strategies that they've used please? The purpose is to limit the storage of ...

Sarg . by Level 3
  • 4 replies
  • 0 Helpful votes

Greetings everyone.I can not find a solution for this case, after replace the motherboard, put more ram, change IOS Version, re config everything, and stills the CME on the C3845 getting hung in a perior of time from 10 to 15 days and ephones disconn...

Hello All Experts, I have been trying to figure this out but not sure how to? If I want to trace calls  INBOUND, OUTBOUND, SIP, Fax calls etc. so I can figure out the PATH and gateways/trunk involve in  a call from a site to PSTN and PSTN to site. Wh...

G3261 by Level 4
  • 8 replies
  • 5 Helpful votes

Hello everyone,I have some Cisco 7841 phones which cannot register.In CUCM the load information is sip78xx.11-5-1-18 but the 7841 software version shows sip78xx.11-1-1MSR2-1.loads.I tried a firmware upgrade to sip78xx.11-5-1-18 but it did not work. A...

Tazio4436 by Level 1
  • 2 replies
  • 0 Helpful votes

Hi all,Trying to install phone firmware version 14.0, released last week. Release notes say it can be used on CUCM 10.5 or higher. We're running 12.0.1.The new firmware has a new file extension of "cop.sha512" instead of "cop.sgn", and when I try to ...

Resolved! no one way audio

Hi, all good day;      I have a network with 4 VLANsVlan10 for DATAVlan11 isolate with ACL for small groupVlan12 Voice VlanVlan13 Wireless Vlanall the telephone office connect to CUCM and (secondary)vlan11 has an access-li...