6 Posts

CUCM IM change postgres external database

February 24, 2016 0 Comments cisco, cucm, call-manager

If you need to change the postgres external database for CUCM, there a few steps to follow:

  1. Change database server name
    a. External server setup -> External databases
  2. Unassign servers and disable persistent chat
    a. Messaging -> Group Chat and Persistent Chat
    b. Change "Persistant Chat Database Assigntment" to unsassigned
    c. Uncheck "Enable Persistant Chat&

Cisco CUCM/CUBE SIP Troubleshooting

July 21, 2015 0 Comments cisco, call-manager, cucm, voip

Some quick notes on troubleshooting tools in a Cisco SIP Call Manager environment:

Commands on the CUBE router:

show call active voice compact
debug ccsip messages
debug voip ccapi inout

Article on understanding SIP traces:

SIP call flows and troubleshooting:

Using CUCM RTMT Session Trace:

Singlewire Informacast Upgrade

May 26, 2015 0 Comments singlewire, call-manager, cucm

Upgraded from Informacast 9.0.2 to 9.1.1.  Upgrade was very simple and went smoothly following these instructions:


  1. If you are doing this upgrade from a Windows client, download Putty PSCP and put it in the