Cisco Cisco Expressway Release Notes
Open issues
Cisco TelePresence Cisco Expressway Software Release Notes (X8.2)
Page 6 of 16
Identifier
Description
CSCul93670
Symptom: Unified Communications services fail to start after a Expressway restart. Mobile and
remote systems will not be able to register to Unified CM or make calls. This is an occasional
issue.
remote systems will not be able to register to Unified CM or make calls. This is an occasional
issue.
Conditions: Restart (or reboot) a Expressway that has Mobile and remote access enabled.
Workaround: After a restart or reboot, wait 5 minutes and then go to
Status > Unified
Communications
in the web interface. If any of the services are in an error state, go to
Configuration > Unified Communications > Configuration
and disable and then re-enable the
Mobile and remote access feature.
CSCum48012 Symptom: Memory leak in the application which causes swap to be used.
Conditions: Running Expressway X8.1.
Workaround: Monitor memory usage and when usage of swap becomes high, reboot the
Expressway.
Expressway.
Table 2: Issues resolved in X8.1.1 (continued)
Open issues
The following issues apply to this version of Cisco Expressway.
Identifier
Description
CSCup46518 Symptom: A remote endpoint registered to UCM via Mobile and Remote Access may fail to
register if an Expressway-C in the cluster is out of service (shutdown, or otherwise unreachable).
Conditions: One Expressway-C in the cluster is out of service, and the route created by the
endpoint happens to use that server.
endpoint happens to use that server.
Workaround: Restart the endpoint, which will cause it to obtain updated information about the
available Expressway-C servers, which will not include the one that is out of service.
available Expressway-C servers, which will not include the one that is out of service.
CSCup29435 Symptoms: Expressway reports an application error, and the process restarts automatically. An
alarm is raised reporting that an unexpected software error was detected
Conditions: Rare, under investigation.
Workaround: None, the app process will automatically be restarted.
CSCuo82382 Symptoms: Encrypted H323 call in ad-hoc conference, get black screen after session refresh
(with default configuration, after approximately 15 minutes of conference call).
Conditions: In some instances, under investigation, ad-hoc conference call with encrypted H.323
call.
call.
Workarounds: Perform a Hold / Resume. Alternatively, use SIP as call protocol instead of H.323.
Alternatively, disable encryption call.
Alternatively, disable encryption call.
CSCuo75250 Symptoms: Expressway restart due to internal application crash with “An unexpected software
error was detected in app[13484]: SIGSEGV (address not mapped to object)
@0x0000000000000008” alarm message.
@0x0000000000000008” alarm message.
Conditions: Rare, possibly related to interworking, under investigation.
Workaround: None, the app process will automatically be restarted
CSCup01126 Symptom: Expressway restart due to internal application crash with "An unexpected software
error was detected in app[15225]: SIGSEGV (address not mapped to object)
@0x0000000000000000" alarm message.
@0x0000000000000000" alarm message.
Table 3: Open issues