USAGE.md

Usage Guide for Linux FIB Route Adder

This guide provides detailed instructions and advanced examples for using the Linux FIB Route Adder.

Adding a Route to a Subnet

Example:

sudo ./add_route 192.168.128.0/24 192.168.100.1 eth0

Adding a Route to a Single IP Address

Example:

sudo ./add_route 192.168.128.128/32 192.168.100.1 eth0

Handling Errors

• Invalid Argument (Code 22): Ensure that the destination matches the prefix length. Use /32 for single IP routes.
• No Such Device: Check that the interface name is correct.

FAQ

Why is my route not added?

Ensure the gateway is reachable and the destination address matches the prefix length.