IP Telephony and Phones

i have 3 sitessite A and Site B and site C when intiate call conference between 3 sites and the initiator is phone from site bi can't hear any sound from site c and site b can hear site c if call one to one but if site a is the initiator for the conf...

Hi All. I need to delete all inactive users from CUCM. I have LDAP integration with my CUCM (System version: 11.5.1.10000-6) "Inactive LDAP Synchronized User" but but now I do users as "Inactive LDAP Synchronized User" and not able to delete it is i...

I configured SIP based SRST. Its working fine when link is down and phones are getting registered to voice gateway. but when link comes back phones are not registering back to cucm.Cucm version 10.5IP Phones 8841 There are firewalls between sites on ...

Is there a feature that allows for outbound calls from my PBX using the Allow CSS during an open period, and then during the closed period I can use a closed CSS?  I work for a hospital and our behavioral medicine wants to see if this can be done for...

Hi AllCan anyone tell me how I can load share my calls across both my ISDN 30 circuits in my gateway, at the moment, there is a h323 gateway, I can see 2 dial peers with preferences on them.The call manager just sends the call to the Gateway.How woul...

Hello all, I have a Cisco 7945 registered on the CUCM but client complains that oftentimes when he places a call, the timer starts reading before the call answered. Please how do i resolve this.

Hi all, Whenever i press directory>local directory or local speed dial on sip phone 8811 we are getting host not found error... Any solution for this ? We did manual entry of directory and uploaded speeddial.xml file as well.. Thanks in advance.

Hi Experts, We're using cisco ISR 4431 and enabled cdr through syslog. behind 4431 is our genesys call center systems, now we want to consolidate cdr data of genesys and cisco vg cdr. but in vg cdr data, there only connectionid/fcid but no sip call-i...

I have 2 extensions and if the user is on the phone we need it to ring to the other extension. How do I do this in CUCM When people call an ext it also rings on another ext,  wants the ability to answer the phone when he is busy or on the phone alrea...

Hello - I'm working with CUCM 10.5.2.  We have 1 publisher and 7 subscribers in our cluster.  Recently, one of the subscribers in the cluster is not allowing Extension Mobility logins for newer users.  When I look at the publisher, the user looks fin...

Can a cisco 3640 with and FXS card or a VG204 be configured to connect to a VOIP servicein the same way as with an SPA112 ?