[root@pdmaster1 ~]# route
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
10.8.0.1        *               255.255.255.255 UH    0      0        0 tun0
192.168.0.0     10.8.0.1        255.255.255.0   UG    0      0        0 tun0
169.254.0.0     *               255.255.0.0     U     0      0        0 eth1
192.168.0.0     *               255.255.0.0     U     0      0        0 eth0
192.168.0.0     *               255.255.0.0     U     0      0        0 eth1
default         192.168.10.1    0.0.0.0         UG    0      0        0 eth0
[root@pdmaster1 ~]# route add 192.168.0.1 255.255.255.0 gw 10.8.0.1
Usage: inet_route [-vF] del {-host|-net} Target[/prefix] [gw Gw] [metric M] [[dev] If]
       inet_route [-vF] add {-host|-net} Target[/prefix] [gw Gw] [metric M]
                              [netmask N] [mss Mss] [window W] [irtt I]
                              [mod] [dyn] [reinstate] [[dev] If]
       inet_route [-vF] add {-host|-net} Target[/prefix] [metric M] reject
       inet_route [-FC] flush      NOT supported
[root@pdmaster1 ~]#