Que ve dire ca ?

Bonjour,
220 mail.islamweb.net Microsoft ESMTP MAIL Service, Version: 6.0.3790.3959 ready
at Thu, 31 Jul 2008 21:02:28 -0400
list
500 5.3.3 Unrecognized command
help
214-This server supports the following commands:
214 HELO EHLO STARTTLS RCPT DATA RSET MAIL QUIT HELP AUTH TURN ETRN BDAT VRFY
starttls
503 5.5.2 Send hello first
helo
250 mail.islamweb.net Hello [41.200.220.238]
starttls
554 5.7.3 Unable to initialize security subsystem
he
500 5.3.3 Unrecognized command
ehm
500 5.3.3 Unrecognized command
ehlo admin
250-mail.islamweb.net Hello [41.200.220.238]
250-TURN
250-SIZE
250-ETRN
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-8bitmime
250-BINARYMIME
250-CHUNKING
250-VRFY
250-X-EXPS GSSAPI NTLM LOGIN
250-X-EXPS=LOGIN
250-AUTH GSSAPI NTLM LOGIN
250-AUTH=LOGIN
250-X-LINK2STATE
250-XEXCH50
250 OK
vrfy hamza0081@islamweb.net
252 2.1.5 Cannot VRFY user, but will take message for <hamza0081@islamweb.net>
verfy 213553418803500 5.3.3 Unrecognized command
mail from:<hamza0081@gmail.com>
250 2.1.0 hamza0081@gmail.com....Sender OK
rcpt ti:<hamza0081@gmail.com>
501 5.5.4 Invalid Address
rcpt to:<hamza0081islaweb.net>
550 5.1.1 User unknown
list
500 5.3.3 Unrecognized command
starttls
554 5.7.3 Unable to initialize security subsystem
quit
221 2.0.0 mail.islamweb.net Service closing transmission channel


C:\Documents and Settings\hamza>



qui paut m'expliqué ce ci