IP Telephony and Phones

Hello,i want to configure abbreviated dial on ip phone use sip protocol 7821 ?Thanks

Hello,I have CUCM 9.1 clusted with a SIP trunk to a VCS-C.  When making calls, the calls show a caller-id of extenstion@ip address, for exampe 2500@172.16.1.5.  I have a directory URI setup on the phone that is generating the call, but it's now showi...

My current environment has 2 Cisco 3945 CUBEs that each have a SIP connection to our provider, Windstream.  We use a Session Manager Edition (SME) of CallManager (version 9.1.2) to connect to these two 3945’s using two SIP trunks. The two SIP trunks ...

Hello,I have 2 sites  :-the site no.1 :is consist of voice gateway and ip phones use sccp protocol and ip phones use sip protocol , the phones can reach to other.the site no.2is consist of voice gateway and ip phones use sccp protocol. - the phones i...

Hi, We have 2 sites and use Cisco router ( with E1 trunk ) as VoIP gateway. The network diagram  :Site A - PBX A - Router A ---- ( WAN ) ---- Router B - PBX B - Site BThe site A failed to call site B. The following is the log at Router A while the ca...

Hi, We have recently added 7841 Sip phones , all SIP phones have been configured with extension mobility. On the whole they are working fine except when the voicemail button or the voicemail number is dialled (20000). If you hold long enough the numb...

My voice-mail user is having a problem whereby an already read and deleted  voice-mail message is receive again inside the user voice-mail box after three (3) or Four (4) days after reading and deleting the same voice-mail messages. It is seen inside...

Hi everyone,i have a CME 7.0 in a 2801 in my lab with some phones:7960 with SIP7925 with SCCPFXS with VIC-2DIDDialing and answering works between all of them, but audio works only between the same type, as soon as i call for example a SIP phone from ...

HiI am not expert in CME, I have IP Phone and ATA connect to analog phone with same DN 200, but the problem is when someone dial 200, sometime IP Phone ring and sometime Analog Phone ring, How i can make both phones ring in same time.. Here is snapsh...

Hi all,in CUCM enduser there is the office and the mobile number for each user available - the values are synced via LDAP.Is there a plan to add the mobile number to the corporate directory xml service?Right now in CUCM 10.5 there is only the deskpho...