Saturday, June 25, 2005 08:52 PM
This is an indication that the server you are contacting (SMTP or IMAP) is offering SASL authentication mechanisms.
The question if it is supported depends rather on the Provider Implementation.
Sun's Reference Implementation of IMAP and SMTP do support it at least since the release 1.3.2, but it does require a Java SASL API provider to work (which is part of Java 5 now).
For parameters you should take a look at the respective package descriptions: