Hello EdPa, I am also encountering issues with a new CRS305-1G-4S+IN (swOS 2.10) failing to reliably route UDP Multicast (IGMP) packets. My test scenario is: system1 - MPEG-TS, UDP, Multicast, video output system2 - join and monitor video transport. track and report MPEG-TS CC errors (continuity cou...