Unknown SMTP host exception while sending mail...

[sandeepk84]

Hi all...
am developing a web application in j2ee...am a newbie...
i have to send mails from my application...
have written the code...but it gives an error like the smtp host specified, is
unknown...
can anyone pleaz tell me what r the things to be set up or what r the configurations to be done to send a mail from my program...am using Transport.send( message) function to do it...plz help me...

thanx and regards,
sand...

[JosAH]

Turn debugging on for your mail session object and see what the problem is:

    session.setDebug(true);

kind regards,

Jos