A future solution:  Quoting from the KDE 3.0beta1 announcement. 
(http://www.kde.org/announcements/announce-3.0beta1.html)

many new KMail features, including: 
	...
	SMTP authentication;
	SMTP over SSL/TLS;
	...

So KMail support for what you need is coming.

Alan

On Wednesday 09 January 2002 11:25 am, you wrote:
> Yes I have tried it and get an error saying "Server requires
> authentication"  In essence I need to send a different userID and password
> to send mail than I do for receiving.
>