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SSH



Je dispose d'un VPN fonctionnant à l'aide de 2 IP-Cop, le SSH fonctionne entre les 2 plages réseaux de chacun des côtés du VPN mais pas en passant par l'extérieur (via le FireWall).

En toute apparance, la connexion se fait mais quelque chose à l'air de le géner ...

Je viens de faire un essai entre la machine de Freddy et le GIBISI dans les deux sens :
Si on reste dans le réseau privé virtuel : tout fonctionne

Si on passe par IPCop et le port forwarding, fin avant terme ...

D'après ce que j'ai lu celà pourrait venir du NAT mais bon j'en sais pas plus ... Alors si vous pouvez "encore une fois !" m'aider ...

Voici les 2 logs générés :

ssh -l EBR IP_publique
OpenSSH_2.9p2, SSH protocols 1.5/2.0, OpenSSL 0x0090602f
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Applying options for *
debug1: Seeding random number generator
debug1: Rhosts Authentication disabled, originating port will not be trusted.
debug1: restore_uid
debug1: ssh_connect: getuid 502 geteuid 0 anon 1
debug1: Connecting to 195.6.105.145 [195.6.105.145] port 22.
debug1: temporarily_use_uid: 502/506 (e=0)
debug1: restore_uid
debug1: temporarily_use_uid: 502/506 (e=0)
debug1: restore_uid
debug1: Connection established.
debug1: read PEM private key done: type DSA
debug1: read PEM private key done: type RSA
debug1: identity file /home/ebr/.ssh/identity type 0
debug1: identity file /home/ebr/.ssh/id_rsa type -1
debug1: identity file /home/ebr/.ssh/id_dsa type -1
ssh_exchange_identification: Connection closed by remote host
debug1: Calling cleanup 0x8067590(0x0)

ssh -l EBR 192.168.2.7
OpenSSH_2.9p2, SSH protocols 1.5/2.0, OpenSSL 0x0090602f
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Applying options for *
debug1: Seeding random number generator
debug1: Rhosts Authentication disabled, originating port will not be trusted.
debug1: restore_uid
debug1: ssh_connect: getuid 502 geteuid 0 anon 1
debug1: Connecting to 192.168.2.7 [192.168.2.7] port 22.
debug1: temporarily_use_uid: 502/506 (e=0)
debug1: restore_uid
debug1: temporarily_use_uid: 502/506 (e=0)
debug1: restore_uid
debug1: Connection established.
debug1: read PEM private key done: type DSA
debug1: read PEM private key done: type RSA
debug1: identity file /home/ebr/.ssh/identity type 0
debug1: identity file /home/ebr/.ssh/id_rsa type -1
debug1: identity file /home/ebr/.ssh/id_dsa type -1
debug1: Remote protocol version 1.5, remote software version OpenSSH-1.2.3
debug1: match: OpenSSH-1.2.3 pat ^OpenSSH
debug1: Local version string SSH-1.5-OpenSSH_2.9p2
debug1: Waiting for server public key.
debug1: Received server public key (768 bits) and host key (1024 bits).
debug1: Host '192.168.2.7' is known and matches the RSA1 host key.
debug1: Found key in /home/ebr/.ssh/known_hosts:1
debug1: Encryption type: blowfish
debug1: Sent encrypted session key.
debug1: Installing crc compensation attack detector.
debug1: Received encrypted confirmation.
debug1: Trying RSA authentication with key 'ebr@linux'
debug1: Server refused our key.
debug1: Doing password authentication.
EBR@192.168.2.7's password:


---------------------------------

/°>     Eric Berthomier
(V)_

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