bird 2 auf Debian Buster installieren
Abhängigkeiten installieren
apt install build-essential autotools-dev autoconf flex bison libncurses-dev libreadline-dev
bird2 bauen und installieren
wget https://bird.network.cz/download/bird-2.0.7.tar.gz
tar -xf bird-2.0.7.tar.gz
cd bird-2.0.7/
./configure
make -j 2
sudo make install
bird2 einrichten
adduser --system --group --no-create-home bird
- /etc/systemd/system/bird.service
[Unit]
Description=BIRD Internet Routing Daemon
After=network.target
[Service]
ExecStartPre=/usr/local/sbin/bird -p
ExecReload=/usr/local/sbin/birdc configure
ExecStart=/usr/local/sbin/bird -f -u bird -g bird
Restart=on-abort
[Install]
WantedBy=multi-user.target
systemctl enable --now bird
bird2 konfigurieren
- /usr/local/etc/bird.conf
router id 192.168.10.26;
ipv6 table ospf6;
ipv6 table bgp6;
protocol direct {
interface "ens20";
ipv6 {
table ospf6;
};
}
protocol static {
ipv6 {
table bgp6;
};
route fd56:4902:eca0::/48 via "lo";
route fd56:4902:eca0::/52 via "lo";
}
protocol kernel {
ipv6 {
table ospf6;
export filter {
krt_prefsrc=fd56:4902:eca0:6::1;
accept;
};
import none;
};
kernel table 1337;
}
protocol kernel {
ipv6 {
table bgp6;
export filter {
krt_prefsrc=fd56:4902:eca0:6::1;
accept;
};
import none;
};
kernel table 2342;
}
protocol ospf v3 {
ipv6 {
table ospf6;
import all;
export all;
};
area 0 {
interface "ens19" {
cost 80;
};
};
}
protocol bgp gw5 {
local as 4242422574;
graceful restart on;
neighbor fd56:4902:eca0:5::1 as 4242422574;
source address fd56:4902:eca0:6::1;
ipv6 {
table bgp6;
igp table ospf6;
next hop self;
import keep filtered;
import all;
export all;
};
}
protocol bgp peer_nex {
local as 4242422574;
graceful restart on;
neighbor fd9b:37f7:faf7:3001::2 as 4242423012;
source address fd9b:37f7:faf7:3001::6;
ipv6 {
table bgp6;
igp table ospf6;
next hop self;
import keep filtered;
import filter {
if net ~ [fd00::/8{8,64}] then accept;
reject;
};
export filter {
#if net ~ [fd9b:37f7:faf7:3001::/64] then reject;
if net ~ [fd00::/8{8,64}] then accept;
reject;
};
};
}
protocol device {
scan time 10;
}
forwarding aktivieren
net.ipv4.ip_forward=1
net.ipv6.conf.all.forwarding=1
systemctl restart systemd-sysctl
policy based Routing einrichten
- /etc/network/if-up.d/bird
#!/bin/bash
ip -6 rule flush
ip -6 rule add lookup main prio 32000
ip -6 rule add from all to fd56:4902:eca0::/48 lookup 1337 prio 10000
#ip -6 rule add from fd56:4902:eca0::/48 to all lookup 2342 prio 10000
ip -6 rule add from all to all lookup 2342 prio 10000
ip -6 rule add from all to fd56:4902:eca0::/48 unreachable prio 20000
ip -6 rule add from fd56:4902:eca0::/48 to all unreachable prio 20000
chmod +x /etc/network/if-up.d/bird
/etc/network/if-up.d/bird