Add 2001:2::/48 (prefix used for benchmarking) to the list of

non-routeable prefixes. While there sort list.
Diff provided by Andre Keller.

src/etc/bgpd.conf

@@ -1,4 +1,4 @@
-# $OpenBSD: bgpd.conf,v 1.11 2010/11/28 17:11:43 claudio Exp $
+# $OpenBSD: bgpd.conf,v 1.12 2011/01/19 07:36:40 claudio Exp $
 # sample bgpd configuration file
 # see bgpd.conf(5)
 
@@ -102,8 +102,9 @@ deny from any prefix 240.0.0.0/4 prefixlen >= 4
 
 # filter bogus IPv6 networks according to IANA
 deny from any prefix ::/8 prefixlen >= 8
-deny from any prefix 2001:db8::/32 prefixlen >= 32	# docu range [RFC3849]
+deny from any prefix 2001:2::/48 prefixlen >= 48	# BMWG [RFC5180]
 deny from any prefix 2001:10::/28 prefixlen >= 28	# ORCHID [RFC4843]
+deny from any prefix 2001:db8::/32 prefixlen >= 32	# docu range [RFC3849]
 deny from any prefix 3ffe::/16 prefixlen >= 16		# old 6bone
 deny from any prefix fc00::/7 prefixlen >= 7		# unique local unicast
 deny from any prefix fe80::/10 prefixlen >= 10		# link local unicast