Radius Server

RFCs

The RADIUS protocol is currently defined in the following IETF RFCs: Obsolete RFCs are indicated with strikethrough text.

RFC	Title	Date published	Related article	Related RFCs	Notes
RFC 2058	~~Remote Authentication Dial In User Service (RADIUS)~~	January 1997	RADIUS	Obsoleted by RFC 2138
RFC 2059	~~RADIUS Accounting~~	January 1997	RADIUS	Obsoleted by RFC 2139
RFC 2138	~~Remote Authentication Dial In User Service (RADIUS)~~	April 1997	RADIUS	Obsoleted by RFC 2865
RFC 2139	~~RADIUS Accounting~~	April 1997	RADIUS	Obsoleted by RFC 2866
RFC 2548	Microsoft Vendor-specific RADIUS Attributes	March 1999	RADIUS
RFC 2607	Proxy Chaining and Policy Implementation in Roaming	June 1999
RFC 2618	~~RADIUS Authentication Client MIB~~		Management information base	Obsoleted by RFC 4668
RFC 2619	~~RADIUS Authentication Server MIB~~		Management information base	Obsoleted by RFC 4669
RFC 2620	~~RADIUS Accounting Client MIB~~	June 1999	Management information base	Obsoleted by RFC 4670
RFC 2621	~~RADIUS Accounting Server MIB~~	June 1999	Management information base	Obsoleted by RFC 4671
RFC 2809	Implementation of L2TP Compulsory Tunneling via RADIUS	April 2000
RFC 2865	Remote Authentication Dial In User Service (RADIUS)	June 2000	RADIUS	Updated by RFC 2868, RFC 3575, RFC 5080	This standard describes RADIUS authentication and authorization between a Network Access Server (NAS) and a shared RADIUS authentication server. This protocol is also used to carry configuration information from the RADIUS server to the NAS.
RFC 2866	RADIUS Accounting	June 2000	RADIUS		This standard describes how accounting information is carried from the NAS to a shared RADIUS accounting server.
RFC 2867	RADIUS Accounting Modifications for Tunnel Protocol Support	June 2000	RADIUS	Updates RFC 2866
RFC 2868	RADIUS Attributes for Tunnel Protocol Support	June 2000		Updates RFC 2865
RFC 2869	RADIUS Extensions	June 2000		Updated by RFC 3579, RFC 5080
RFC 2882	Network Access Servers Requirements: Extended RADIUS Practices	July 2000
RFC 3162	RADIUS and IPv6	August 2001
RFC 3575	IANA Considerations for RADIUS	July 2003
RFC 3576	~~Dynamic Authorization Extensions to RADIUS~~	July 2003		Obsoleted by RFC 5176
RFC 3579	RADIUS Support for EAP	September 2003	Extensible Authentication Protocol	Updates RFC 2869
RFC 3580	IEEE 802.1X RADIUS Usage Guidelines	September 2003	802.1X
RFC 4014	RADIUS Attributes Suboption for the DHCP Relay Agent Information Option	February 2005
RFC 4372	Chargeable User Identity	January 2006
RFC 4590	~~RADIUS Extension for Digest Authentication~~	July 2006		Obsoleted by RFC 5090
RFC 4668	RADIUS Authentication Client MIB for IPv6	August 2006	Management information base
RFC 4669	RADIUS Authentication Server MIB for IPv6	August 2006	Management information base
RFC 4670	RADIUS Accounting Client MIB for IPv6	August 2006	Management information base
RFC 4671	RADIUS Accounting Server MIB for IPv6	August 2006	Management information base
RFC 4675	RADIUS Attributes for Virtual LAN and Priority Support	September 2006
RFC 4679	DSL Forum Vendor-Specific RADIUS Attributes	September 2006
RFC 4818	RADIUS Delegated-IPv6-Prefix Attribute	April 2007
RFC 4849	RADIUS Filter Rule Attribute	April 2007
RFC 5080	Common RADIUS Implementation Issues and Suggested Fixes	December 2007		Updates RFC 3579
RFC 5090	RADIUS Extension for Digest Authentication	February 2008
RFC 5176	Dynamic Authorization Extensions to RADIUS	January 2008
RFC 5607	RADIUS Authorization for NAS Management	July 2009
RFC 5997	Use of Status-Server Packets in the RADIUS Protocol	August 2010		Updates RFC 2866
RFC 6158	RADIUS Design Guidelines	March 2011