Hi Rizwan, PRI configuration remain the same, with minor changes to what interface the voice card is plugged into, see below https://community.cisco.com/t5/collaboration-knowledge-base/basic-t1-pri-configuration-lab-recreation-service-provider-and/ta...

Hi,   You should minimize the use of MTP to begin with. In you want to separate software MTP's from hardware and IOS from CUCM do below Create a MRG1 and place all IOS MTP's Create a MRG2 and place all CUCM MTP's Create a MRGL and place MRG2 on top o...

Hi,   for incoming call your service provider would have to mark it accordingly, for outgoing calls you can check the link for details as it can be done both on CUCM and GW.   https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/10_0_1/ccmf...

Hi Richard,See if below helpshttps://www.cisco.com/c/en/us/support/docs/unified-communications/jabber-windows/118774-configure-jabber-00.htmlhttps://www.cisco.com/c/en/us/support/docs/unified-communications/jabber-windows/118773-configure-kerberos-00...