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Walkthrough Wednesdays

Ask the Expert event- Migrating Cisco phones from one cluster to another

Cisco Moderador
Community Manager
Ask Me Anything (Formerly known as Ask the Expert)

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This topic is a chance to discuss more about the best practices to migrate phones from old CUCM versions into new ones. In addition, the session covers the best practices to regenerate critical certificates that keep phones from registering back to the cluster. Expert will cover best troubleshooting tips as well. 


Ask questions from Monday 22 of April to Friday 3rd of May, 2019

Featured Experts

lyanes.jpgLuis Yanes is a Customer Support Engineer for the CUCM team in Richardson Texas. He has been collaborating on different groups in Cisco for 19 years. He started his career in Cisco as a lab support for the sales team, later on he moved to cisco’s TAC where he has supported different Voice products such as CUCM, Unity, UCCX and GW among others. Currently, Luis is a Tech Lead in the Solutions Support Team. Luis holds a CCIE in Collaboration #16540.

lethomas.jpgLevi Thomas Woodcock is a Technical Consulting Engineer for the TAC Call Manager Team in Richardson Texas. Before working for the Call Manager Team, he collaborated on the Backbone switching team for 7 years. Levi holds a Bachelors degree in Computer Science and a Degree in Accounting. He holds a CCNA and CCNP voice certifications.


Luis & Levi might not be able to answer each question due to the volume expected during this event. Remember that you can continue the conversation on the Collaboration community.

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Join the Discussion : Cisco Ask the Expert

Gregory Brunn

Can you go over the changes in 12.0 or 12.5 with the ITL file no longer being signed by callmanager.pem and how this changes the ITL merge process if at all.



Rolando Valenzuela

<posted in the correct place>