# Radius

> RADIUS network authentication protocol reference. AAA for Wi-Fi 802.1X, VPN, switches. Covers FreeRADIUS config, client setup, EAP/PEAP for enterprise Wi-Fi, LDAP/SQL/Active Directory backends, VLAN assignment, radtest testing, and accounting.

- Skill: `bytesagain/radius` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/radius`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/radius/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Data & Analytics
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/bytesagain/radius

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# RADIUS Reference

Network authentication protocol.

## Commands

| Command | Description |
|---------|-------------|
| `intro` | AAA model, flow |
| `config` | FreeRADIUS, EAP |
| `backends` | LDAP, SQL, AD, testing |