There are two commands which are useful either to add or delete route, those are route and ip. We will see how to change route using command route.
Route Synopsis
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route [-v] [-A family] add [-net|-host] target [netmask Nm] [gw Gw] [metric N] [mss M] [window W] [irtt I] [reject] [mod] [dyn] [reinstate] [[dev] If] route [-v] [-A family] del [-net|-host] target [gw Gw] [netmask Nm] [metric N] [[dev] If] route [-V] [--version] [-h] [--help] |
Adding route
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sudo route add -net 192.168.3.0 gw 192.168.1.1 netmask 255.255.255.0 dev eth0 |
Deleting route
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sudo route del -net 192.168.3.0 gw 192.168.1.1 netmask 255.255.255.0 dev eth0 |
A quick way to add default route
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route add default gw 192.168.1.1 |
A quick way to delete defualt route
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route del default gw 192.168.1.1 |