Hi! The design of your email setup should be one gateway and another as email server. As you can't do smtp authentication on single email sever. It will block all incoming email from outside world.
rajat --- Amit Goel <[EMAIL PROTECTED]> wrote: > Dear Linuxers > > I have set up postfix to server emails within our > organization. > Now the problem is that anyone internal, can send > email using any sender's email address, if he can > telnet 25. > This has created problem with people changin their > sender email address and sending fake emails. > I want to identify who sent the email by examining > logs of postfix, ideally ipadress lookup will do but > some smart people also come over that. > So I want postfix to ask for username and password > before accepting any outbound email (local or smtp > or any transport). > How do I do that. I found few pointers, specially at > SuSE but they mentioned using Postfix server as > SMTP-AUTH client for other servers like your relay > server at your ISP. > > Thanks in Advance > > Amit > ===== -------------------------------------------- When your life is filled with the desire to see the holiness in everyday life, something magical happens: ordinary life becomes extraordinary, and the very process of life begins to nourish your soul! ------------------------------------------- __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. Affordable. Sign up now. http://mailplus.yahoo.com ================================================ To unsubscribe, send email to [EMAIL PROTECTED] with unsubscribe in subject header. Check archives at http://www.mail-archive.com/ilugd%40wpaa.org
