Java Servlets 2.3 and JavaServer Pages 1.2 are supported.
HTTP extensions for the WebDAV protocol in compliance with RFC 2518 are supported.
NSAPI filters that enable the custom processing of HTTP request
and response streams are supported.
HTTP compression through the use of native HTTP request and response
stream filters is supported.
Legacy servlets (servlets configured through the servlets.properties, contexts.properties, and rules.properties files) are not supported.
For information about migrating
legacy servlets to web applications, see the Sun Java System Web Server 6.1 SP9 Programmer’s Guide to Web Applications.