telnet  mail.mrsksevzap.ru. 25
Trying 84.204.79.230...
Connected to mail.mrsksevzap.ru.
Escape character is '^]'.
220 mail.mrsksevzap.ru ESMTP Exim 4.50 Fri, 20 Jul 2007 14:26:30 +0400
ehlo relay2.spectec.ru
250-mail.mrsksevzap.ru Hello www.spectec.ru [84.204.76.37]
250-SIZE 52428800
250-PIPELINING
250 HELP
mail from: <info@spectec.ru>
250 OK
rcpt to:<polansky@mrsksevzap.ru>
250 Accepted
data
354 Enter message, ending with "." on a line by itself
From: <info@spectec.ru>
Subject: test

there is a admin's test message, plese ignore it and do not report as spam.
.
550 No verifiable sender address in message headers
rset
250 Reset OK
mail from: <info@spectec.ru>
250 OK
rcpt to:<polansky@mrsksevzap.ru>
250 Accepted
data
354 Enter message, ending with "." on a line by itself
From: info@spectec.ru
Subject: Test

there is a admin's test message, plese ignore it and do not report as spam.

.
550 No verifiable sender address in message headers