<table cellspacing='0' cellpadding='0' border='0' ><tr><td valign='top' style='font: inherit;'>:-)<br>aaaa..... m-am prins. De fapt ma conectam la big_boss . :-))<br> <br>/* Ar trebui sa reiau cursul de retele . */ <br><br>Am inteles. Pai... cand il aprinde cineva pe ala mic sa anunte. :-)<br><br>10x,<br>Adriana<br><br>--- On <b>Sat, 7/12/08, Razvan Deaconescu <i><razvan@anaconda.cs.pub.ro></i></b> wrote:<br><blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;">From: Razvan Deaconescu <razvan@anaconda.cs.pub.ro><br>Subject: Re: [vmchecker-dev] Sistem de test<br>To: vmchecker-dev@lists.rosedu.org<br>Date: Saturday, July 12, 2008, 1:07 PM<br><br><pre>On Sat, 2008-07-12 at 03:02 -0700, Szekeres Adriana wrote:<br>> <br>> Nu cred ca e stins calcul. Ping merge, telnet merge, dar pe portul 22,<br>> nu 50022, si nu stie user:student pass:student.<br><br>Ba e stins
:-)<br><br>Adresa adevarata este 10.38.249.255 - adresa privata.<br><br>Am facut un DNAT care mapeaza 141.85.37.1:50022 peste 10.38.249.255:22<br><br>---<br>root@csr:~# iptables -t nat -L PREROUTING -n<br>Chain PREROUTING (policy ACCEPT)<br><snip><br>DNAT tcp -- 0.0.0.0/0 141.85.37.1 tcp<br>dpt:50022 to:10.38.249.255:22 <br>DNAT tcp -- 0.0.0.0/0 141.85.37.1 tcp<br>dpt:50902 to:10.38.249.255:902 <br>---<br><br>Portul 22 al 141.85.37.1 este asociat chiar sistemului cu adresa IP<br>141.85.37.1. De-asta si merge telnet sau chiar SSH. Mai incolo e<br>problema.<br><br>---<br>razvan@valhalla:~$ host csr.cs.pub.ro<br>csr.cs.pub.ro is an alias for csrouter.cs.pub.ro.<br>csrouter.cs.pub.ro has address 141.85.37.1<br>razvan@valhalla:~$ ssh root@csr.cs.pub.ro<br><snip><br>root@csr:~# ping 10.38.249.255<br>PING 10.38.249.255 (10.38.249.255) 56(84) bytes of data.<br>>From 10.38.0.1 icmp_seq=2
Destination Host Unreachable<br>>From 10.38.0.1 icmp_seq=3 Destination Host Unreachable<br>>From 10.38.0.1 icmp_seq=4 Destination Host Unreachable<br><snip><br>root@csr:~# nmap -sP 10.38.249.255/32<br><br>Starting Nmap 4.20 ( http://insecure.org ) at 2008-07-12 13:02 EEST<br>Note: Host seems down. If it is really up, but blocking our ping probes,<br>try -P0<br>Nmap finished: 1 IP address (0 hosts up) scanned in 0.222 seconds<br>---<br><br>Razvan<br><br>_______________________________________________<br>vmchecker-dev mailing list<br>vmchecker-dev@lists.rosedu.org<br>http://lists.rosedu.org/cgi-bin/mailman/listinfo/vmchecker-dev</pre></blockquote></td></tr></table><br>