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Old 07-29-2004, 06:38 PM   #1
jinju
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Registered: Jul 2004
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SSH takes a long time (2 minutes) to connect


I have a linux box and whenever I try to connect to it, it takes a long time( 2 minutes) to connect using ssh from any other machine (even on the same LAN) before the prompt for password comes up. Then I tried sshing the machine from the same machine and even that took the same time. I ran ssh with the verbose option and it seems that a lot of time is spent on the

debug1: identity file /home/mani/.ssh/id_dsa type -1

line before

debug1: Remote protocol version 1.99, remote software version OpenSSH_3.5p1
debug1: match: OpenSSH_3.5p1 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_3.5p1
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
......

appear and I get logged on

This is where the ssh gets stuck seemingly.

OpenSSH_3.5p1, SSH protocols 1.5/2.0, OpenSSL 0x0090602f
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Rhosts Authentication disabled, originating port will not be trusted.
debug1: ssh_connect: needpriv 0
debug1: Connecting to crestlab34.ece-int.gatech.edu [192.168.26.23] port 22.
debug1: Connection established.
debug1: identity file /home/mani/.ssh/identity type -1
debug1: identity file /home/mani/.ssh/id_rsa type -1
debug1: identity file /home/mani/.ssh/id_dsa type -1


If someone can help me with this problem, I would really appreciate it.

Thanks in advance.
 
Old 07-30-2004, 03:02 PM   #2
jinju
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Registered: Jul 2004
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Anyone has any suggestion?


Thanks.
 
Old 07-30-2004, 03:23 PM   #3
btmiller
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Registered: May 2004
Location: In the DC 'burbs
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Not sure ... but I wonder if it's timing out trying to do a reverse DNS lookup. Do you have DNS or an /etc/hosts entry that resolves the name of the host you are connecting from?
 
Old 07-30-2004, 04:12 PM   #4
linuxlastslonge
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Location: Franklin, IN
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turn off the option to do reverse hostname lookups.



hope i could help!!!!




 
Old 07-31-2004, 10:04 PM   #5
jinju
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Registered: Jul 2004
Posts: 5

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Yes, I actually I had done that because I had read about it. But, that did not seem to help.

Thanks though.
 
Old 07-31-2004, 10:37 PM   #6
btmiller
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Registered: May 2004
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Looking at your first post again, maybe it's something with the id_dsa file it's trying to look at in your .ssh directory. Does such a file actually exist? If so it might be trying to do authentication with DSA public key encryption, and then falling back to password authentication. This is just a guess, but did you ever try to get something like that set up?
 
  


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