$ telnet freemail.ukr.net 25
Trying 212.42.64.13...
Connected to freemail.ukr.net.
Escape character is '^]'.
220 UKR.NET ESMTP Thu, 16 May 2002 10:22:05 +0300
mail from: user@bbs
250 OK
rcpt to: user@???
250 Accepted
rset
250 Reset OK
quit
Why exim accepts given mailfrom ?
Next example:
% telnet mail.exim.org 25
Trying 195.92.249.251...
Connected to mail.exim.org.
Escape character is '^]'.
220 exim-colo-01.whoc.theplanet.co.uk ESMTP Exim 3.33 #4 Thu, 16 May 2002 08:27:57 +0100
mail from: user@bbs
250 <user@bbs> is syntactically correct
rcpt to: root@???
250 <root@???> verified
quit
maybe need "550 sender domain must resolve" or something like that ?