Radius Servers (that run under Linux)

• Cistron
  Originally based on Livingston Radius 1.16; simultaneous login limits with verification by SNMP/telnet/finger, authentication based on huntgroup, multiple DEFAULT entries in the users file with fall-through, several very usefull utilities
  • Cistron Patches
    Password Cache patch for b16 (it's built-in to b18) and a MySQL Accounting patch
• ESVA (this link is the tarball)
  Patched version of Lucent (Livingston) Radius 1.16
• ICRADIUS
  Patched version of Cistron that uses mysql and has a web GUI to add users and view reports
• Lucent (Livingston) Radius
  Radius server from the people that invented it. This is the way to go if you don't mind your users being online more than once at a time.
• Merit AAA
  • Basic version
  • Enhanced version ($)
• N2H2, ESVA-N2H2
• Port Authority ($)
  Also from Lucent RABU (Livingston), originally made by Pario Software, Inc. Radius authentication, authorization, and accounting with plug-ins. An in-progress project, should be available in the 3rd quarter of 1999.
• Radiator ($)
• Steel-Belted Radius ($)
• XtRadius
  Patched version of Cistron which runs external scripts for accounting and authentication

Radius-related Utilities

• Portslave
  Turns your Linux box into a Radius compatible terminal server
• radiusContext
  Radius log report generator for Lucent and Merit Radius accounting logs
• RadiusReport
  Perl script that produces various reports from Radius log files
• Random Useful Scripts
• TSMON ($)
  The Term Server Monitor Utility
• URIBS ($)
  User Registration, Information, and Billing System

Other Lists

• ISP FAQ: Simultaneous Logins
  Lists several Radius servers, utilities, and sites with info about preventing multiple simultaneous logins
• Simons Tech Haven