Hello,

Voila mom probleme.

Je suis en console sur la machine host1. De l'autre cote d'internet, une machine 
want-to-ssh-to-host1 essaie desesperement de me joindre. 

host1 est une RedHat9, l'autre uilise putty.

[EMAIL PROTECTED] root]# tcpdump -i eth1                 
tcpdump: listening on eth1

11:10:03.941891 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: S 
70378484:70378484(0) win 24820 <nop,nop,sackOK,mss 1380> (DF)
11:10:03.941941 host1.domaine.org.ssh > want-to-ssh-to-host1.56435: S 
1572190196:1572190196(0) ack 70378485 win 5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:03.942267 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: R 1:1(0) ack 1 win 
5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:07.348120 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: S 
70378484:70378484(0) win 24820 <nop,nop,sackOK,mss 1380> (DF)
11:10:07.348160 host1.domaine.org.ssh > want-to-ssh-to-host1.56435: S 
1575596425:1575596425(0) ack 70378485 win 5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:07.348495 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: R 1:1(0) ack 1 win 
5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:14.065015 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: S 
70378484:70378484(0) win 24820 <nop,nop,sackOK,mss 1380> (DF)
11:10:14.065049 host1.domaine.org.ssh > want-to-ssh-to-host1.56435: S 
1582313318:1582313318(0) ack 70378485 win 5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:14.065389 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: R 1:1(0) ack 1 win 
5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:27.563511 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: S 
70378484:70378484(0) win 24820 <nop,nop,sackOK,mss 1380> (DF)
11:10:27.563547 host1.domaine.org.ssh > want-to-ssh-to-host1.56435: S 
1595811817:1595811817(0) ack 70378485 win 5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:27.563886 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: R 1:1(0) ack 1 win 
5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:54.564504 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: S 
70378484:70378484(0) win 24820 <nop,nop,sackOK,mss 1380> (DF)
11:10:54.564549 host1.domaine.org.ssh > want-to-ssh-to-host1.56435: S 
1622812815:1622812815(0) ack 70378485 win 5840 <mss 1460,nop,nop,sackOK> (DF)
11:10:54.564877 want-to-ssh-to-host1.56435 > host1.domaine.org.ssh: R 1:1(0) ack 1 win 
5840 <mss 1460,nop,nop,sackOK> (DF)

60 packets received by filter
0 packets dropped by kernel
[EMAIL PROTECTED] root]#


Sur host1, je suis capable de faire un ssh localhost et un ssh sur l'ip de l'interface 
eth1. Mais aux travers d'Internet, pas moyen.

Les traces tcpdump vous parlent vous? 

Pourquoi cela ne va pas vous penser?

J'ai l'impression qu'un firewall bloque quelaue chose, non?

Merci pour vos idee :-)

Dominique


PS: j'ai volontairement eliminer des traces de tcpdump et modifie les IP.








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