UCCX 12.5.(1)SU3 Upgrade – Switch Version ERROR: Acquiring lock failed
Last weekend I completed a Cisco UCCX 12.5(1)SU1 to SU3 in place ugprade. The reason for doing…
VOIP
Voice over Internet Protocol.
Configuring Cisco Unity Connection OAuth2 for Office 365 Integration
Microsoft have recently deprecated basic authentication in Exchange Online (Office 365) and in doing so require all…
A Tale of SIP, RTP and the One Way Audio Issue
I’d tell you a UDP joke, but you might not get it! Nothing is more apt with…
Troubleshooting SIP/2.0 488 Not Acceptable Media
Last week I had an interesting issue with one of our SIP Voice circuits. Calls to a…
Create A Custom Call Variable Layout for UCCX Finesse Desktop
Continuing on with yet more Voice, I recently cutover to a new UCCX 12.5 cluster. As part…
Cisco UCCX Contact ID:x, Channel ID:y, Contact is in Terminated/Connected state.
So I’ve just finished rolling out a fresh UCCX 12.5.x cluster. One of the interesting issues I…
Migrating Cisco IP Phones Between CUCM Clusters
I’m currently in the midst of migrating two old CUCM clusters (8.6.x, 9.1.x) to a new 12.5…
How to Configure a Cisco Call Manager Inter Cluster Trunk
Im currently assigned a project merging two old CUCM clusters (8.x and 9.x) into a new 12.5.x…
Configuring Cisco Unity Connection with Office 365
Happy New Year everyone! I’ve had a nice break from work and the blog over the holidays…
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