root@gateway:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
2: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
    link/ether 00:13:8f:e7:ad:dd brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.24/24 brd 192.168.1.255 scope global eth0
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether 64:66:b3:04:04:91 brd ff:ff:ff:ff:ff:ff
    inet 192.168.111.2/30 brd 192.168.111.3 scope global eth1
4: eth2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UNKNOWN qlen 1000
    link/ether 1c:af:f7:07:de:b5 brd ff:ff:ff:ff:ff:ff
    inet 192.168.110.2/30 brd 192.168.110.3 scope global eth2

root@gateway:~# ip ru li
0:      from all lookup local
1000:   from 192.168.111.2 lookup byfly
1000:   from 192.168.110.2 lookup bn
32766:  from all lookup main
32767:  from all lookup default


root@gateway:~# ip r
default
        nexthop via 192.168.111.1  dev eth1 weight 1
        nexthop via 192.168.110.1  dev eth2 weight 1
192.168.1.0/24 dev eth0  proto kernel  scope link  src 192.168.1.24
192.168.110.0/30 dev eth2  proto kernel  scope link  src 192.168.110.2
192.168.111.0/30 dev eth1  proto kernel  scope link  src 192.168.111.2