NET_IPV6_RTR_PROBE_INTERVAL  493 kernel/sysctl_check.c 	{ NET_IPV6_RTR_PROBE_INTERVAL,		"router_probe_interval" },
NET_IPV6_RTR_PROBE_INTERVAL 4196 net/ipv6/addrconf.c 			.ctl_name	=	NET_IPV6_RTR_PROBE_INTERVAL,