Includes a router altert option (RAO) in IGMP packets. Without this
authormpi <mpi@openbsd.org>
Mon, 12 May 2014 09:15:00 +0000 (09:15 +0000)
committermpi <mpi@openbsd.org>
Mon, 12 May 2014 09:15:00 +0000 (09:15 +0000)
commitab953dfa18ca35c9330577b7dd054f98517f0645
tree38e34bb8e46002be1c5a8db9cee6686429195ec9
parent98fdf12bb098007c7562cdec56a176847c3b8616
Includes a router altert option (RAO) in IGMP packets.   Without this
option, required by the RFC2236, some L3 switches do not examine the
packets.

Based on FreeBSD's r14622 via Florian Riehm on tech@. ok bluhm@, jca@
sys/netinet/igmp.c
sys/netinet/ip.h