Arch Linux IP Routing Guide

Complete beginner-friendly guide to IP routing on Arch Linux, including routing tables, static routes, and network routing configuration.

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Table of Contents

1. Routing Tables
2. Static Routes
3. Routing Configuration
4. Troubleshooting

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Routing Tables

View Routes

List routes:

# List routes
ip route show

# Or
route -n

# Show routing table
ip route list

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Static Routes

Add Route

Add static route:

# Add route
sudo ip route add 192.168.2.0/24 via 192.168.1.1

# Or permanent
# Edit /etc/systemd/network/route-eth0

Delete Route

Remove route:

# Delete route
sudo ip route del 192.168.2.0/24

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Routing Configuration

Persistent Routes

Make permanent:

# Create route file
sudo vim /etc/systemd/network/route-eth0

Add:

[Route]
Destination=192.168.2.0/24
Gateway=192.168.1.1

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Troubleshooting

Routing Issues

Check routing:

# Check routes
ip route show

# Test connectivity
ping -r 192.168.2.1

# Trace route
traceroute 192.168.2.1

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Summary

This guide covered routing tables, static routes, routing configuration, and troubleshooting.

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Next Steps

• Arch Linux Networking - Network setup
• Arch Linux Network Utilities - Network tools
• ArchWiki Routing: https://wiki.archlinux.org/title/Network_configuration#Routing_table

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This guide is based on the ArchWiki. For the most up-to-date information, always refer to the official ArchWiki.