Anybody config postfix to use auth-smtp

[Stew Schneider]

Eduardo P. Román O. wrote:
> Hi
> 	I been installed postif on my ubuntu-server 7.10, it's great. Then I put 
> there a postfix, and I need to use like SMTP server, only to send mail using 
> and e-mail auth smtp from my ISP. 
>
> 	I try to config postfix with sals, but always I get the same problem , the 
> from of my email it's the host_machine at mydomain, and not the 
> user_email at myisp, that's why the ISP say me, can't login, invalid user.
>
> Any Idea ???
I just finished doing this, using the howto's at
http://prantran.blogspot.com/2007/01/getting-postfix-to-work-on-ubuntu-with.html
http://www.kirranet.co.nz/content/howto-relay-email-using-ubuntu,-postfix-and-gmail
http://souptonuts.sourceforge.net/postfix_tutorial.html

It's tedious, but it can be done, and seems to work fine.

stew