---
title: Networking
description: Overview of networking options on Railway.
---
Railway provides several networking features to connect your services to the internet, to each other, and to external resources.

## Public & private networking

| Feature | Description |
| ------- | ----------- |
| [**Public Networking**](/networking/public-networking) | Expose your services to the internet via HTTP/HTTPS with automatic SSL certificates. |
| [**Private Networking**](/networking/private-networking) | Secure service-to-service communication within your project using internal DNS. |

## Domain configuration

| Feature | Description |
| ------- | ----------- |
| [**Domains**](/networking/domains) | Configure Railway-provided domains, custom domains, and private internal domains. |
| [**TCP Proxy**](/networking/tcp-proxy) | Expose non-HTTP services (databases, game servers) to the internet via TCP. |

## Traffic & routing

| Feature | Description |
| ------- | ----------- |
| [**Outbound Networking**](/networking/outbound-networking) | Understand how outbound traffic from your services works. |
| [**Static Outbound IPs**](/networking/static-outbound-ips) | Get fixed IP addresses for outbound traffic when connecting to IP-allowlisted services. |
| [**Edge Networking**](/networking/edge-networking) | Learn about Railway's edge network and global routing. |

## Troubleshooting

| Feature | Description |
| ------- | ----------- |
| [**Troubleshooting SSL**](/networking/troubleshooting/ssl) | Debug and resolve SSL certificate issues. |
| [**Network Diagnostics**](/networking/troubleshooting/network-diagnostics) | Tools and techniques for diagnosing network issues. |