[strongSwan-dev] ClusterIP and Virtualization

Martin Willi martin at strongswan.org
Mon May 27 11:50:06 CEST 2013

Hi Daniel,

> when listening to the bridge (br0), we can also see the ICMP packets.
> Unfortunately, when listening to vnet0 or, we see no ICMP
> packets.

Linux bridges do not forward all packets with a multicast MAC addresses
anymore (see [1]).

You can change the default behavior by using:

 echo 2 > /sys/devices/virtual/net/<br>/brif/<if>/multicast_router



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