Update since ICMP6 redirects are disabled by default now.

After discussion with bluhm@, fgsch@, sthen@ and deraadt@
claudio@ and sthen@ ok.

src/etc/sysctl.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: sysctl.conf,v 1.49 2011/02/16 10:37:45 mikeb Exp $
+#	$OpenBSD: sysctl.conf,v 1.50 2011/03/23 13:46:29 fgsch Exp $
 #
 # This file contains a list of sysctl options the user wants set at
 # boot time.  See sysctl(3) and sysctl(8) for more information on
@@ -8,7 +8,7 @@
 #net.inet.ip.mforwarding=1	# 1=Permit forwarding (routing) of IPv4 multicast packets
 #net.inet.ip.multipath=1	# 1=Enable IP multipath routing
 #net.inet.icmp.rediraccept=1	# 1=Accept ICMP redirects
-#net.inet6.icmp6.rediraccept=0	# 0=Don't accept IPv6 ICMP redirects
+#net.inet6.icmp6.rediraccept=1	# 1=Accept IPv6 ICMP redirects (for hosts)
 #net.inet6.ip6.forwarding=1	# 1=Permit forwarding (routing) of IPv6 packets
 #net.inet6.ip6.mforwarding=1	# 1=Permit forwarding (routing) of IPv6 multicast packets
 #net.inet6.ip6.multipath=1	# 1=Enable IPv6 multipath routing