SSH connection problem

Zhengguo Xu tworiversfolk at gmail.com
Thu Sep 11 16:26:16 UTC 2008


2008/9/11 Dustin Breese <dustin.breese at gmail.com>

> Cool, good job in debugging.
>
> Now, your netstat output shows that the listener is only using ipv6,
> so lets try forcing it to ipv4.  No idea if this is the issue or not
> -- Does your laptop show the same netcat output?
>
> To force to IPV4 on your desktop:
> $ sudo vi /etc/ssh/sshd_config
>
> At the top, uncomment
> ListenAddress 0.0.0.0
>
> And then
> $ sudo /etc/init.d/ssh restart


ok, i did exact that.

 sudo /etc/init.d/ssh restart
 * Restarting OpenBSD Secure Shell server sshd                           [
OK ]

still, when i tried to connect from laptop, it didn't work.

netcat out put from laptop is not the same as the one from desktop.

from desktop:
tcp        0      0 0.0.0.0:22              0.0.0.0:*
LISTEN
unix  2      [ ACC ]     STREAM     LISTENING     29681
/tmp/orbit-xinyue/linc-1c75-0-1da3daf222050
unix  2      [ ACC ]     STREAM     LISTENING     32322
/tmp/orbit-xinyue/linc-1d74-0-380e8440f14f2
unix  2      [ ACC ]     STREAM     LISTENING     32524
/tmp/orbit-xinyue/linc-1d78-0-4a73be62218ae

from laptop:
tcp6       0      0 :::22                   :::*
LISTEN
unix  2      [ ACC ]     STREAM     LISTENING     21735
/tmp/orbit-zhengguo/linc-177a-0-3b77f1c4f2228
unix  2      [ ACC ]     STREAM     LISTENING     22252
/tmp/scim-bridge-0.3.0.socket-1000 at localhost:0.0
unix  2      [ ACC ]     STREAM     LISTENING     22777
/tmp/orbit-zhengguo/linc-1801-0-354a40bdf22b0
unix  2      [ ACC ]     STREAM     LISTENING     22810
/tmp/orbit-zhengguo/linc-1803-0-28fd485411c25

ps -ef | grep fire gives only firefox.

ssh -w:

ssh: option requires an argument -- w
usage: ssh [-1246AaCfgKkMNnqsTtVvXxY] [-b bind_address] [-c cipher_spec]
           [-D [bind_address:]port] [-e escape_char] [-F configfile]
           [-i identity_file] [-L [bind_address:]port:host:hostport]
           [-l login_name] [-m mac_spec] [-O ctl_cmd] [-o option] [-p port]
           [-R [bind_address:]port:host:hostport] [-S ctl_path]
           [-w local_tun[:remote_tun]] [user@]hostname [command]

it seems i need to type sth more but i have no idea what.


by the way, did it matter that i installed packages like apache, mysql etc
on desktop (since it was used as server) but not on laptop?
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