On Thu, Feb 17, 2022 at 05:26:15PM +0100, Janusz Użycki wrote: > From our observations for IPv4 (L4) E2E it still applies to ptp4l. On Cisco > and Netgear switches (even L3 set as L2 switch) IGMP snooping must be > disabled for proper PTP multicast work.
So their "IGMP snooping" feature is broken. Ask them to fix it. Thanks, Richard _______________________________________________ Linuxptp-users mailing list Linuxptp-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linuxptp-users