Since the question comes up here periodically, I thought I'd pass along this blurb from Cisco. The feature requires a CCO login. Haven't fooled too much with it. But it appears, on the surface, to be quite helpful. Link is towards the bottom. -------------------------------------------- Cisco Feature Navigator: It's Easier than Ever to Identify the Right Cisco IOS(r) Software Release! If you have spent time researching questions like "Is RSVP supported in Cisco IOS release 12.0(3)T on a Cisco 3600 router?," you'll want to try out the Cisco Technical Assistance Center (TAC) Web site's newest Cisco Feature Navigator tool. This tool helps you quickly determine which Cisco IOS software images support a particular set of features, or which features are supported in a particular Cisco IOS software release or image. With just a few clicks, this tool will help you: * Save time by identifying the right Cisco IOS software release for your needs * Increase productivity by finding a release common to your different hardware * Plan accurately for future hardware and software upgrades Cisco IOS releases currently supported in Feature Navigator include: 11.2, 11.2P, 11.3, 11.3T, 12.0, 12.0T, 12.1, and 12.1T. If you're a Cisco.com registered user, try out the Cisco Feature Navigator tool today from the TAC Web site's "Tools" section at: http://www.cisco.com/tac/ Sincerely, Cisco Technical Assistance Center ----------------------------------------------------------- Copyright (c) 2000 Cisco Systems is a trademark, and Cisco, Cisco Systems, the Cisco Systems logo are registered trademarks in the U.S. or certain other countries worldwide. Please forward this News Flash to colleagues and friends who are interested in receiving ongoing technical support information from the Cisco TAC. To subscribe, please visit: http://www.cisco.com/public/news_training/itsnews/subscribe.shtml If you do not wish to receive future communications about the latest online technical support content and tools from Cisco, please respond to this e-mail and write "UNSUBSCRIBE" in the subject heading. _________________________________ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]