Cisco Bug: CSCvi51151 - MRGL logic change - add/merge addt'l audio or video participant to existing CMS conference
Dec 10, 2018
- Cisco Unified Communications Manager (CallManager)
Known Affected Releases
Symptom: After adding a local audio add-in or additional video endpoint locally from a video endpoint (IX 5000 specifically), users may see black screens and failed presentation - overall unexpected video behavior - after merging the additional audio or video line. Conditions: Commonly seen on IX5000 and other Immersive endpoints, 8.2.3 and 8.3.0, using CMS as bridge. + Video endpoint (IX 5000) configured in CUCM to "Use MRGL" under "Multipoint Mode" in Vendor Specific Configuration. + IX 5000 dialed into an existing CMS bridge call tries to add a local audio add-in or add an additional video participant from the IX 5000. + An adhoc conference is created on CMS, causing a cascade between original conference and adhoc conference, resulting in black screens/failed presentations, and overall unexpected behavior.
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Bug Details Include
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