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# $OpenBSD: bgpd.conf,v 1.4 2016/06/03 17:36:37 benno Exp $
# sample bgpd configuration file
# see bgpd.conf(5)
#macros
peer1="10.1.0.2"
peer2="10.1.0.3"
# global configuration
AS 65001
router-id 10.0.0.1
# holdtime 180
# holdtime min 3
# listen on 127.0.0.1
# listen on ::1
# fib-update no
# route-collector no
# log updates
# network 10.0.1.0/24
# restricted socket for bgplg(8)
# socket "/var/www/run/bgpd.rsock" restricted
# neighbors and peers
group "peering AS65002" {
remote-as 65002
neighbor $peer1 {
descr "AS 65001 peer 1"
announce self
tcp md5sig password mekmitasdigoat
}
neighbor $peer2 {
descr "AS 65001 peer 2"
announce all
local-address 10.0.0.8
ipsec esp ike
}
}
group "peering AS65042" {
descr "peering AS 65042"
local-address 10.0.0.8
ipsec ah ike
neighbor 10.2.0.1
neighbor 10.2.0.2
}
neighbor 10.0.1.0 {
remote-as 65003
descr upstream
multihop 2
local-address 10.0.0.8
passive
holdtime 180
holdtime min 3
announce none
tcp md5sig key deadbeef
}
neighbor 10.0.2.0 {
remote-as 65004
descr upstream2
local-address 10.0.0.8
ipsec ah ike
}
neighbor 10.0.0.0/24 {
descr "template for local peers"
}
neighbor 10.2.1.1 {
remote-as 65023
local-address 10.0.0.8
ipsec esp in spi 10 sha1 0a4f1d1f1a1c4f3c9e2f6f0f2a8e9c8c5a1b0b3b \
aes 0c1b3a6c7d7a8d2e0e7b4f3d5e8e6c1e
ipsec esp out spi 12 sha1 0e9c8f6a8e2c7d3a0b5d0d0f0a3c5c1d2b8e0f8b \
aes 4e0f2f1b5c4e3c0d0e2f2d3b8c5c8f0b
}
# filter out prefixes longer than 24 or shorter than 8 bits for IPv4
# and longer than 48 or shorter than 16 bits for IPv6.
deny from any
allow from any inet prefixlen 8 - 24
allow from any inet6 prefixlen 16 - 48
# accept a default route (since the previous rule blocks this)
#allow from any prefix 0.0.0.0/0
#allow from any prefix ::/0
# https://www.arin.net/announcements/2014/20140130.html
# This block will be subject to a minimum size allocation of /28 and a
# maximum size allocation of /24. ARIN should use sparse allocation when
# possible within that /10 block.
allow from any prefix 23.128.0.0/10 prefixlen 24 - 28 # ARIN IPv6 transition
# filter bogus networks according to RFC5735
deny from any prefix 0.0.0.0/8 prefixlen >= 8 # 'this' network [RFC1122]
deny from any prefix 10.0.0.0/8 prefixlen >= 8 # private space [RFC1918]
deny from any prefix 100.64.0.0/10 prefixlen >= 10 # CGN Shared [RFC6598]
deny from any prefix 127.0.0.0/8 prefixlen >= 8 # localhost [RFC1122]
deny from any prefix 169.254.0.0/16 prefixlen >= 16 # link local [RFC3927]
deny from any prefix 172.16.0.0/12 prefixlen >= 12 # private space [RFC1918]
deny from any prefix 192.0.2.0/24 prefixlen >= 24 # TEST-NET-1 [RFC5737]
deny from any prefix 192.168.0.0/16 prefixlen >= 16 # private space [RFC1918]
deny from any prefix 198.18.0.0/15 prefixlen >= 15 # benchmarking [RFC2544]
deny from any prefix 198.51.100.0/24 prefixlen >= 24 # TEST-NET-2 [RFC5737]
deny from any prefix 203.0.113.0/24 prefixlen >= 24 # TEST-NET-3 [RFC5737]
deny from any prefix 224.0.0.0/4 prefixlen >= 4 # multicast
deny from any prefix 240.0.0.0/4 prefixlen >= 4 # reserved
# filter bogus IPv6 networks according to IANA
deny from any prefix ::/8 prefixlen >= 8
deny from any prefix 0100::/64 prefixlen >= 64 # Discard-Only [RFC6666]
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
deny from any prefix fec0::/10 prefixlen >= 10 # old site local unicast
deny from any prefix ff00::/8 prefixlen >= 8 # multicast
# filter bogon AS numbers
# http://www.iana.org/assignments/as-numbers/as-numbers.xhtml
deny from any AS 23456 # AS_TRANS
deny from any AS 64496 - 64511 # Reserved for use in docs and code RFC5398
deny from any AS 64512 - 65534 # Reserved for Private Use RFC6996
deny from any AS 65535 # Reserved RFC7300
deny from any AS 65536 - 65551 # Reserved for use in docs and code RFC5398
deny from any AS 65552 - 131071 # Reserved
deny from any AS 4200000000 - 4294967294 # Reserved for Private Use RFC6996
deny from any AS 4294967295 # Reserved RFC7300
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