Cisco ATA191 – Hoockflash and DTMF Control (Gigaset analogue phone)

Posted on 27. July 2023 by Marc

If you want to use Hoockflash Control with the “R”-Button on a Gigaset phone connected to a ATA191, you probably need to change the Hookflash Timers on CUCM to get this working. Otherwise, the “... Read More

Finding UDS Home Cluster

Posted on 20. May 202025. May 2020 by Marc

If you want to find the home cluster of an user in a multi cluster environment, you can use the same way as Jabber does. Open the following link on one of the nodes in the CUCM cluster, where your _ci... Read More

Cisco Phone not receiving calls from a 3rd party PBX via SIP-Trunk

Posted on 22. January 20208. June 2020 by Marc

Today I had an issue on an incoming SIP Trunk from an Avaya PBX to a CUCM. The calling name of the Avaya users included a “greater as”-sign ( > ). This mixed up the Contact field on CUCM and th... Read More

Jabber shows the wrong Line Label in Multi line Mode

Posted on 6. January 202029. April 2020 by Marc

If using Jabber with Multiline, may the Line Description could be wrong as shown on the screen shot. I found out, that in the ccmadmin of CUCM in the Line configuration on the device, you can configur... Read More

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Category: CUCM

Cisco ATA191 – Hoockflash and DTMF Control (Gigaset analogue phone)

Finding UDS Home Cluster

Cisco Phone not receiving calls from a 3rd party PBX via SIP-Trunk

Jabber shows the wrong Line Label in Multi line Mode