IP Telephony and Phones

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We are a global company with HQ's in Houston and Rotterdam. We are seeing more and more of what appears to be IP Phone spoofing. We get reports of calls being made that appear to come from one of our DIDs but is actually a solicitation or marketing c...

Zane May by Level 1
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  • 2 replies
  • 0 Helpful votes

Are the 8800 series phones able to fetch configuration from a provisioning server over https/http by supplying a user/password to authenticate with provisioning server ?the document at https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cuipph/MPP/88...

c_mpp by Level 1
  • 707 Views
  • 1 replies
  • 0 Helpful votes

Hi guys, having trouble setting up a polycom phone as 3rd party sip phone to register to cucm. SIP log revealing authentication error but i have make sure the digest user are configured and added on the device and line. Please have a look of the file...

eddchen by Level 1
  • 574 Views
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CUCM 11.5.  If a translation pattern was configured with ! and urgent priority, what's the expected behavior?   It seems silly to have ! and urgent priority together.  But I've seen it in the past and the behavior seems to be unpredictable.   Say, we...

helloguys by Level 1
  • 507 Views
  • 2 replies
  • 0 Helpful votes

Hi, I'm working on updating the current logos/IP phone backgrounds for all of our phones to a new one and I wanted to know the following:   If I delete the old background files from the TFTP servers, will it actually delete them from phones that alre...

woodcm by Level 1
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  • 2 replies
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I am running a callmanager 11.5. I am using 7841 phones , sip trunks to CS1k. When phone is registered to subscriber at one location calling is not an issue however if I register to another subscriber in another location same cluster soon as I dial 9...

miket by Level 5
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  • 2 replies
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Resolved! CUCM "DIAL-PEERS"

Hi everyone,   I am familiar with CME and would like to understand the equivalent of dial-peers in CUCM. I trying to connect a CME to a CUCM through their dial-peers. where are dial-peers configured in CUCM?Am new to CUCM and guides or links to this ...

isaaco001 by Level 3
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I can pull up the website for my Cisco 7821 to get the phone number, but I can't find the Line Label anywhere.  From my understanding, the label is in the operating configuration, which the phone downloads during the registration process via SCCP/SIP...

hsh-io-4431-01#sh call active voice compactcallID A/O FAX TsecCodec type Peer Address IP dp VRFTotal call-legs: 22449142 ANS T528 g711ulaw VOIP P6028016807 10.20.71.73:1 7306 NA2449143 ORG T528 g711ulaw VOIP P18662155511 67.14.92.85: 31400 NA   How t...