Table of Contents Preface - About This Manual Requirements for LISTSERV 15.5 Upgrading to LISTSERV 15.5 Special Notes LISTSERV Users Special Note for Users of LISTSERV Maestro 3.0 and Following Section 1 What’s New for LISTSERV 1.1 Security and Extensibility Enhancements 1.1.1 LDAP Support 1.1.2 Dynamic Query Lists (DQL) 1.1.3 Password Encryption in SIGNUP Files 1.2 Usability Enhancements 1.2.1 AOL feedback loop auto-processing 1.2.2 New KEEP_EXCHANGE_DATA and DISCARD_HTML “Misc-Options=” Values 1.2.3 New REINDEX Command for Archives 1.2.4 Additional Wildcard Support and Date Ranges to SERVE 1.2.5 RSS Abstracting Support 1.3 Miscellaneous Enhancements 1.4 HPO-Specific Enhancements Section 2 What’s New for WA Section 3 Bug Fixes