Using the ip-route Command

• Display the main routing table:

ip *[r|route]*

• Add a default route using gateway forwarding:

sudo ip *[r|route]* *[a|add]* default via *gateway_ip*

• Add a default route using ethX:

sudo ip *[r|route]* *[a|add]* default dev *ethX*

• Add a static route:

sudo ip *[r|route]* *[a|add]* *destination_ip* via *gateway_ip* dev *ethX*

• Delete a static route:

sudo ip *[r|route]* *[d|delete]* *destination_ip* dev *ethX*

• Change or replace a static route:

sudo ip *[r|route]* *change|replace* *destination_ip* via *gateway_ip* dev *ethX*

• Show which route will be used by the kernel to reach an IP address:

ip *[r|route]* *[g|get]* *destination_ip*

• Display a specific routing table:

ip *[r|route]* *[l|list]* *[t|table]* *table_number*

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