SYNC_PROTO_VER 347 net/netfilter/ipvs/ip_vs_sync.c sb->mesg->version = SYNC_PROTO_VER; SYNC_PROTO_VER 1229 net/netfilter/ipvs/ip_vs_sync.c if ((m2->version == SYNC_PROTO_VER) && (m2->reserved == 0)