Ecco il log del smtp quando invio un'email ad un mio indirizzo configurato sullo stesso server (l'email giunge correttamente a destinazione):

00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 --> MAIL FROM: <d.iacono@servizi-sistemi.com>
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 <-- 250 <d.iacono@servizi-sistemi.com>, sender ok
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 --> RCPT TO: <admin@magicoviaggio.com>
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 <-- 250 Postmaster <admin@magicoviaggio.com>
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 --> DATA
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 <-- 354 Start mail input, terminate with '<CRLF>.<CRLF>'
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:56 +0100 <-- 250 1192 bytes received in 0,344 seconds; Message accepted for delivery
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:57 +0100 --> QUIT
00456 195.110.146.21 Sat, 13 Jul 2002 12:06:57 +0100 <-- 221 195.110.146.21 closing connection


Ed ecco invece cosa succede quando invio un'email ad un'indirizzo remoto come inwind (l'email non giunge a destinazione):

00440 195.110.146.21 Sat, 13 Jul 2002 12:07:15 +0100 --> MAIL FROM: <d.iacono@servizi-sistemi.com>
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:15 +0100 <-- 250 <d.iacono@servizi-sistemi.com>, sender ok
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:15 +0100 --> RCPT TO: <madai@inwind.it>
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:15 +0100 <-- 250 User not local; will forward to <madai@inwind.it>
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:15 +0100 --> RSET
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:15 +0100 <-- 250 Reset State
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 --> RCPT TO: <madai@inwind.it>
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 <-- 250 User not local; will forward to <madai@inwind.it>
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 --> DATA
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 <-- 354 Start mail input, terminate with '<CRLF>.<CRLF>'
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 <-- 250 1181 bytes received in 0,343 seconds; Message accepted for delivery
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 --> QUIT
00440 195.110.146.21 Sat, 13 Jul 2002 12:07:16 +0100 <-- 221 195.110.146.21 closing connection