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NordVPN OpenVPN Docker Container — Wiki

Welcome to the wiki for the NordVPN OpenVPN Docker Container. This wiki provides detailed configuration guides, examples, and troubleshooting information beyond what's covered in the README.

Getting Started

If you're new, start with the README for a quick-start guide, then explore the pages below for advanced configuration.

Pages

Configuration

• Server Selection — Filter by country, city, group, or specific server hostname
• Server Groups — Specialty server groups: Double VPN, Onion Over VPN, P2P, obfuscated, dedicated IP, and regional filters
• Technologies — Supported OpenVPN technologies including XOR obfuscation
• IPv6 Configuration — Prevent IPv6 leaks with daemon, container, or host-level options
• Automatic Reconnection — Scheduled reconnection, failure handling, and health monitoring
• Local Network Access — Allow LAN and inter-container traffic through the firewall
• VPN Gateway Mode — Route other containers' traffic out through the tunnel with FORWARD_FROM
• OpenVPN Options — Custom OpenVPN flags, default ciphers, and reconnection tuning
• Custom DNS — Override NordVPN's DNS servers with custom ones (Cloudflare, Google, etc.)
• Permissions — PUID/PGID configuration for volume permissions

Security

• Security Model — Kill switch behavior, rule precedence, and network access control
• Firewall Backends — How nftables vs iptables-legacy selection works at runtime

Examples

• Docker Compose Examples — Simple, advanced, and web-proxy compose setups
• Docker Run Examples — Basic and advanced docker run usage

Operations

• Updating and Maintenance — How to update the VPN container and restart dependent services
• Troubleshooting — Common problems, diagnostic tools, and log reading tips
• Network Diagnostics Guide — Using the built-in diagnostic tool and interpreting output

Reference

• FAQ — Frequently asked questions
• Supported Platforms — Available architectures and Raspberry Pi notes
• Architecture and Internals — How the s6-overlay stages, scripts, and firewall work under the hood