elshaman@camus:~$ ssh -vvv -X -C elshaman@pif.puf.huhuhu.fr
 OpenSSH_3.6.1p2 Debian 1:3.6.1p2-9, SSH protocols 1.5/2.0, OpenSSL 0x0090703f
 debug1: Reading configuration data /etc/ssh/ssh_config
 debug1: Rhosts Authentication disabled, originating port will not be trusted.
 debug2: ssh_connect: needpriv 0
 debug1: Connecting to pif.puf.huhuhu.fr [147.210.13.65] port 22.
 debug1: Connection established.
 debug1: identity file /home/elshaman/.ssh/identity type -1
 debug1: identity file /home/elshaman/.ssh/id_rsa type -1
 debug3: Not a RSA1 key file /home/elshaman/.ssh/id_dsa.
 debug2: key_type_from_name: unknown key type '-----BEGIN'
 debug3: key_read: missing keytype
 debug2: key_type_from_name: unknown key type 'Proc-Type:'
 debug3: key_read: missing keytype
 debug2: key_type_from_name: unknown key type 'DEK-Info:'
 debug3: key_read: missing keytype
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug3: key_read: missing whitespace
 debug2: key_type_from_name: unknown key type '-----END'
 debug3: key_read: missing keytype
 debug1: identity file /home/elshaman/.ssh/id_dsa type 2
 debug1: Remote protocol version 2.0, remote software version 3.2.5 SSH Secure Shell (non-commercial)
 debug1: no match: 3.2.5 SSH Secure Shell (non-commercial)
 debug1: Enabling compatibility mode for protocol 2.0
 debug1: Local version string SSH-2.0-OpenSSH_3.6.1p2 Debian 1:3.6.1p2-9
 debug1: SSH2_MSG_KEXINIT sent
 debug1: SSH2_MSG_KEXINIT received
 debug2: kex_parse_kexinit: diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
 debug2: kex_parse_kexinit: ssh-rsa,ssh-dss
 debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se
 debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se
 debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
 debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
 debug2: kex_parse_kexinit: zlib,none
 debug2: kex_parse_kexinit: zlib,none
 debug2: kex_parse_kexinit:
 debug2: kex_parse_kexinit:
 debug2: kex_parse_kexinit: first_kex_follows 0
 debug2: kex_parse_kexinit: reserved 0
 debug2: kex_parse_kexinit: diffie-hellman-group1-sha1
 debug2: kex_parse_kexinit: ssh-dss
 debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,twofish128-cbc,cast128-cbc,twofish-cbc,blowfish-cbc,aes192-cbc,aes256-cbc,twofish192-cbc,twofish256-cbc,arcfour
 debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,twofish128-cbc,cast128-cbc,twofish-cbc,blowfish-cbc,aes192-cbc,aes256-cbc,twofish192-cbc,twofish256-cbc,arcfour
 debug2: kex_parse_kexinit: hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96
 debug2: kex_parse_kexinit: hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96
 debug2: kex_parse_kexinit: none,zlib
 debug2: kex_parse_kexinit: none,zlib
 debug2: kex_parse_kexinit:
 debug2: kex_parse_kexinit:
 debug2: kex_parse_kexinit: first_kex_follows 0
 debug2: kex_parse_kexinit: reserved 0
 debug2: mac_init: found hmac-md5
 debug1: kex: server->client aes128-cbc hmac-md5 zlib
 debug2: mac_init: found hmac-md5
 debug1: kex: client->server aes128-cbc hmac-md5 zlib
 debug2: dh_gen_key: priv key bits set: 128/256
 debug2: bits set: 497/1024
 debug1: sending SSH2_MSG_KEXDH_INIT
 debug1: expecting SSH2_MSG_KEXDH_REPLY
 debug3: check_host_in_hostfile: filename /home/elshaman/.ssh/known_hosts
 debug3: check_host_in_hostfile: match line 1
 debug3: check_host_in_hostfile: filename /home/elshaman/.ssh/known_hosts
 debug3: check_host_in_hostfile: match line 1
 debug1: Host 'pif.puf.huhuhu.fr' is known and matches the DSA host key.
 debug1: Found key in /home/elshaman/.ssh/known_hosts:1
 debug2: bits set: 497/1024
 debug1: ssh_dss_verify: signature correct
 debug2: kex_derive_keys
 debug2: set_newkeys: mode 1
 debug1: Enabling compression at level 6.
 debug1: SSH2_MSG_NEWKEYS sent
 debug1: expecting SSH2_MSG_NEWKEYS
 debug2: set_newkeys: mode 0
 debug1: SSH2_MSG_NEWKEYS received
 debug1: SSH2_MSG_SERVICE_REQUEST sent
 debug2: service_accept: ssh-userauth
 debug1: SSH2_MSG_SERVICE_ACCEPT received
 debug1: Authentications that can continue: password
 debug3: start over, passed a different list password
 debug3: preferred publickey,keyboard-interactive,password
 debug3: authmethod_lookup password
 debug3: remaining preferred: ,keyboard-interactive,password
 debug3: authmethod_is_enabled password
 debug1: Next authentication method: password
 elshaman@pif.puf.huhuhu.fr's password: [...]
   debug3: packet_send2: adding 16 (len 31 padlen 17 extra_pad 64)
 debug2: we sent a password packet, wait for reply
 debug1: Authentication succeeded (password).
 debug1: channel 0: new [client-session]
 debug3: ssh_session2_open: channel_new: 0
 debug2: channel 0: send open
 debug1: Entering interactive session.
 debug2: callback start
 debug2: ssh_session2_setup: id 0
 debug1: channel 0: request pty-req
 debug3: tty_make_modes: ospeed 38400
 debug3: tty_make_modes: ispeed 38400
 debug3: tty_make_modes: 1 3
 debug3: tty_make_modes: 2 28
 debug3: tty_make_modes: 3 127
   [ blabla inutile...]
   debug3: tty_make_modes: 92 0
 debug3: tty_make_modes: 93 0
 debug2: x11_get_proto: /usr/bin/X11/xauth list :0.0 2>/dev/null
 debug1: Requesting X11 forwarding with authentication spoofing.
 debug1: channel 0: request x11-req
 debug1: channel 0: request shell
 debug2: fd 3 setting TCP_NODELAY
 debug2: callback done
 debug1: channel 0: open confirm rwindow 100000 rmax 16384
 Last login: Tue Oct 14 2003 21:07:28 +0100 from ca-bordeaux-8-13
 Sun Microsystems Inc.   SunOS 5.8       Generic Patch   October 2001
 No mail.
 elshaman@pif:~$ ssh roberto
 elshaman's password: [...]
   Authentication successful.
 debug1: client_input_channel_open: ctype x11 rchan 1 win 30000 max 1024
 debug1: client_request_x11: request from 147.210.13.65 32986
 debug1: fd 7 setting O_NONBLOCK
 debug2: fd 7 is O_NONBLOCK
 debug1: channel 1: new [x11]
 debug1: confirm x11
 Linux roberto [...] i686 unknown
 ------------------------------------------------------------------------------
 No mail.
 elshaman@roberto:~$ echo $DISPLAY
 localhost:10.0
 elshaman@roberto:~$ xclock
 debug1: client_input_channel_open: ctype x11 rchan 2 win 30000 max 1024
 debug1: client_request_x11: request from 147.210.13.65 32989
 debug1: fd 8 setting O_NONBLOCK
 debug2: fd 8 is O_NONBLOCK
 debug1: channel 2: new [x11]
 debug1: confirm x11
 debug1: X11 auth data does not match fake data.
 X11 connection rejected because of wrong authentication.
 debug1: X11 rejected 2 i0/o0
 debug1: channel 2: read failed
 debug1: channel 2: close_read
 debug1: channel 2: input open -> drain
 debug1: channel 2: ibuf empty
 debug1: channel 2: send eof
 debug1: channel 2: input drain -> closed
 debug1: channel 2: write failed
 debug1: channel 2: close_write
 debug1: channel 2: output open -> closed
 debug1: X11 closed 2 i3/o3
 debug1: channel 2: send close
 debug1: channel 2: rcvd close
 debug1: channel 2: is dead
 debug1: channel 2: garbage collecting
 debug1: channel_free: channel 2: x11, nchannels 3
 debug3: channel_free: status: The following connections are open:\015
                                                                        #0 client-session (t4 r0 i0/0 o0/0 fd 4/5)\015
                                        #1 x11 (t4 r1 i0/0 o0/0 fd 7/7)\015
                                                                             #2 x11 (t7 r2 i3/0 o3/0 fd 8/8)\015
                                   debug3: channel_close_fds: channel 2: r 8 w 8 e -1
 X connection to localhost:10.0 broken (explicit kill or server shutdown).
 elshaman@roberto:~$
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