Viaalink Documentation

Technical guides, deployment scripts, and reference documentation for operators running Viaalink Relay and developers using the Viaalink CLI.

Relay

Self-host your own tunnel server with automatic HTTPS on a Linux server, NAS, or PC.

The Relay downloads (Linux binary, Docker image, ASUSTOR package) are published with the first release — ask contact@viaalink.com for early access.

• Relay Overview — what a Viaalink Relay is, the eight core features, and plans.
• Requirements and Network Architecture — machine specs, domain requirements, DNS records, and ports table.
• Run Relay on Linux — standalone binary installation with example systemd unit.
• Run Relay with Docker — container deployment with Docker Compose and bundled Caddy.
• Run Relay on ASUSTOR NAS — official ASUSTOR package guide, EZ-Connect integration, and release notes.
• Relay Licensing — Free plan, paid plans, offline license file activation, and renewals.
• Access Control and Security — approved device keys, passwords per link, invites, and IP/country rules.
• Relay Configuration Reference — complete reference of command-line flags and environment variables.
• Relay Operations and Maintenance — logging, backups, upgrades, and certificate renewal.

CLI

Install and use the via command-line tool on your developer machine to publish local services through your Relay.

The via binaries for Linux and macOS are published with the first release — ask contact@viaalink.com for early access.

• Install the Viaalink CLI — install via on Linux and macOS, with the first release.
• Publishing Services — publish HTTP web applications, databases, and multi-port setups.

Operating

Configure DNS and network routing for your Viaalink Relay.

• DNS Configuration — configure A, AAAA, and wildcard CNAME records for your server.