IP Telephony and Phones

Hello,I use a Cisco SPA112 VOIP box, connected in Ethernet, on a router for several years for my phone line.I would like to move my phone away from my router (I will not be able to use a long ethernet cable) and connect the SPA112 with a WIFI Etherne...

Hello, I am using a cisco 2921 router that has cisco 12.1  and I am trying to run the ccp and cme gui's I keep getting this webpage that loops and nothing else. See attachment.

I am use ProTech voice gateway integrate to our cucm ver 11.5. Now the outgoing call from cucm to mobile through voice gateway successfully done.  We just add the sip trunk with route Pattern and non security profile. The issue in the incoming call f...

Hi, I have a Cisco 8851-3pcc hooked up with a Plantronics CS540 and a APU-76 cable (USB). When I answer a call, switch from handset to headset or simply dial a number with the headset I have to wait around 8 seconds before audio is enabled on the hea...

Hi everyone I appreciate any help you can assist for this. We purchased 3 Cisco 8861 phones for our VoIP with the service carrier RingCentral.  The phones are currently connected through our wifi and not an Ethernet line.  We purchased the Planitonic...

Hi Guys I have a issue with the DNS: In the CUCM web admin, it show WARNING: DNS unreachable.   I have the follow tests: Starting diagnostic test(s)===========================test - disk_space          : Passed (available: 1207 MB, used: 12475 MB)ski...

We are utilizing an AXIS A8004 VE SIP Intercom and have it set to auto dial an extension on a Cisco 8865. I have followed the recommended configuration per AXIS's support document (attached). The video call will display inverted to the 8865. I have c...

Hi,  We recently received a shipment of Cisco 8841,7821 Phones and Plantronics HW520 headsets but the headsets don't work however if I try the same headset on our old phones Cisco 7942 it works I tried another third party headsets Jabra they work on ...

Hi All, I try to register some basic SIP phones to Cisco ISR 4331.My SIP phone has username = 60401 password=60401 And the VoIP Router/GW sends a 401 Unauthorized... But I dont see why because REGISTER looks OK Can someone pls help and have a look at...

Hi expert There is lot of things mention about different between CAS(Channel Associated Signaling) and CCS(Common Channel Signaling).But what I dont understand is why we need CAS and CCS? If this two items dont exist, what will happen?