IP Telephony and Phones

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Hi Community, I hope you're well My issue is when I pick up the handset of the phone is automatically marked a number, it can be the directory or any other number that does not exist. The user does not configure anything on the device or any speed di...

Rosch. by Frequent Visitor
  • 646 Views
  • 4 replies
  • 0 Helpful votes

Hi , I have a strange issue with a particular number/numbers, the calls get dropped when placed on hold. I have looked at the traces for a good call ( from my mobile for example ) and a bad call ( from the UK landline) and have noticed that there are...

markbatts by Level 7
  • 2520 Views
  • 3 replies
  • 0 Helpful votes

Hi I have cisco 2811 and few 7961G cisco phones, CME verion 8.6, the phones not registering at all, the phone is getting DHCP Address which means connectivity is fine, I have done the following on the router- NTP is set- uploaded the phone config fil...

I am testing video calls with 8945 IP phones on Call Manager 9.x.   The two phones are in the same VLAN.   When I place a call between the two phones I receive an "unable to setup video" message on the called phone.   I believe all of the correct con...

kpharris999 by Community Member
  • 1591 Views
  • 5 replies
  • 0 Helpful votes

Our few of our 7961 phones works only on speaker. We cannot make or receive calls via handset but only through phone speaker. We tried factory reset on the phone, upgraded the firmware but no luck. I could assume it's a hardware issue if it's just 1 ...

amit.rajput by Frequent Visitor
  • 736 Views
  • 2 replies
  • 0 Helpful votes

Dearwe have an issue with forward all on all our IP Phone , once anyone press button (Forward all )  Self Provision IVR response .Please Note that- we deployed all IP Phones through Self Provision on CUCM 11.5su4 - CSS OF forward all is Internal CSS ...