dast@lili:~$ telnet 88.86.101.28 25 Trying 88.86.101.28... Connected to 88.86.101.28. Escape character is '^]'. 220 mail.xparoubek.cz ESMTP Postfix ehlo panelnet.cz 250-mail.xparoubek.cz 250-PIPELINING 250-SIZE 10240000 250-VRFY 250-ETRN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250 DSN mail from: 250 2.1.0 Ok rcpt to: 250 2.1.5 Ok data 354 End data with . Subject: prvni e-mail From: To: Zitrejsi termin zkousky je z duvodu nemoci zrusen. Omlouvam se, nahradni vypisu do SISu. S pozdravem, Kubra . 250 2.0.0 Ok: queued as C645C7ABCF quit cat /var/spool/mail/hanz ===== scan site ===== jestli na danem portu 1234 u vsech pocitacu v podsiti neco bezi se da zjistit treba prikazem nmap 192.168.1.0/24 -p 1234 pak kazdy host sam projedes primitivnim prikazem: nmap 192.168.1.2