cat /etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo eth0 eth1
iface lo inet loopback
        allow-hotplug eth0

# The primary network interface
iface eth0 inet static
        address 10.53.89.254
        netmask 255.255.0.0
        broadcast 10.53.255.255
        network 10.53.0.0
        gateway 10.53.254.254
#       post-up iptables-restore < /etc/iptables.up.rules

iface eth1 inet static
        address 10.53.89.200
        netmask 255.255.255.128
        broadcast 10.53.89.255
        network 10.53.89.128

cat /proc/sys/net/ipv4/ip_forward
1

netstat -r
Kernel IP routing table
Destination     Gateway         Genmask         Flags   MSS Window  irtt Iface
10.53.89.128    *               255.255.255.128 U         0 0          0 eth1
localnet        *               255.255.0.0     U         0 0          0 eth0
default         10.53.254.254   0.0.0.0         UG        0 0          0 eth0

ping -c 4 10.53.254.254
PING 10.53.254.254 (10.53.254.254) 56(84) bytes of data.
64 bytes from 10.53.254.254: icmp_req=1 ttl=64 time=1.24 ms
64 bytes from 10.53.254.254: icmp_req=2 ttl=64 time=0.834 ms
64 bytes from 10.53.254.254: icmp_req=3 ttl=64 time=0.791 ms
64 bytes from 10.53.254.254: icmp_req=4 ttl=64 time=0.990 ms

--- 10.53.254.254 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3000ms
rtt min/avg/max/mdev = 0.791/0.964/1.244/0.181 ms

ping 10.53.254.254

Обмен пакетами с 10.53.254.254 по с 32 байт данных:

Превышен интервал ожидания для запроса.
Превышен интервал ожидания для запроса.

Статистика Ping для 10.53.254.254:
    Пакетов: отправлено = 2, получено = 0, потеряно = 2
    (100% потерь)