Testing SMTP Connections

XXX

polaris:/etc/bind/zones# telnet 12.13.14.15 25
Trying 12.13.14.15...
Connected to 12.13.14.15.
Escape character is '^]'.
220 xxx.xxx.net.au ESMTP Postfix (Debian/GNU)
HELP xxx.xxx.com.au
502 5.5.2 Error: command not recognized
HELO xxx.xxx.com.au
250 xxx.xxx.net.au
RECT To:<xxx@xxx.net.au>
502 5.5.2 Error: command not recognized
FROM From:<plh@performiq.com.au>
502 5.5.2 Error: command not recognized
?
502 5.5.2 Error: command not recognized
HELP
502 5.5.2 Error: command not recognized
RCPT To:<xxx@xxx.net.au>
503 5.5.1 Error: need MAIL command
MAIL From:<xxx@xxx.com.au>
250 2.1.0 Ok
RCPT To:<xxx@xxx.net.au>
250 2.1.5 Ok
DATA
354 End data with <CR><LF>.<CR><LF>
asdasdasdasd
asdasdsdasd

.
250 2.0.0 Ok: queued as E8036E7C42

500 5.5.2 Error: bad syntax
QUIT
221 2.0.0 Bye
Connection closed by foreign host.