This document provides the Troubleshooting steps to resolve the Phone Status showing "Out Of Service" on the Cisco Unified Enterprise Attendant Console (CUEAC) when the Extension Phones are not properly configured with the Cisco Unified Communications Manager (CUCM).
Newly installed Cisco Unified Enterprise Attendant Console (CUEAC) Phone status shows as "Out of Service" for almost 98% of phones in Enterprise. Phone status is working fine only for few Phones.
Detailed information specific to the mentioned issue.
Issue occurred in CUCM version
CUCM : 8.0.
Issue occurred in CUEAC version
System Version: 126.96.36.199 Administration Version: 188.8.131.52
New Installation or Working earlier ?
This issue occurred in CUEAC new installation
Manual Process, hit F12
Extenstion Phone status showing OOS (Out Of Service) normally is referred to users not associated correctly to the device.
Step1: Get the device name from CUCM.
Step2: Go to the contact in Attendant Console client, hit F12 which will pull up Contact details.
Step3: Go to Contact Number and paste the device name
Step4: Log out and log back in to the CUEAC client
Make sure you have defined the Port and CUCM End user ID configuratio so that the Cisco Unified Attendant server will allow the Cisco unified Attendant admin tool to connect to the Cisco Unified Communications Manager automatically