| Exam 300-080 | Question id=4167 | Troubleshoot Registration Issues |
After you upgrade a CUCM cluster,users are unable to log in to their phones. Which three actions must you take to correct the problem?
| A. |
restart TOMCAT service on all servers | |
| B. |
regenerate the Tomcat.pem certificate on the PUB only | |
| C. |
reconfigure the Extension Mobility feature on the PUB and rebuild the PUB | |
| D. |
regenerate the Tomcat.pem certificate on the PUB & SUB | |
| E. |
reboot all servers in the cluster | |
| F. |
restart the TVS and TFTP services on all servers |