[Gllug] SSH + Putty

Narender narender.hooda at gmail.com
Thu Nov 18 16:18:36 UTC 2010


On Thu, Nov 18, 2010 at 9:30 PM, John Edwards
<john at cornerstonelinux.co.uk> wrote:
> On Thu, Nov 18, 2010 at 09:11:32PM +0530, Narender wrote:
>> I am trying to set up a hadoop  cluster(Linux machines) on 3 vm?s. As
>> of now I am using say 10.1.1.2/3/4.
>

>
>
>> I am currently facing an issue on 3/4.  I am unable to ssh localhost
>> on the boxes once I log on  to them via putty.
>
> Why do you need to login to localhost using SSH again after you have
> already logged into the machines using Putty?
>
>
>>  I can do so in 10.1.1.2 I think.
>> It seems that the ssh client tries to connect to the ssh port on those
>> boxes but just freezes. ssh in the verbose mode shows that it is
>> waiting to connect to the ssh port on them
>> Since I can use putty to connect to all the boxes, and I see that ssh
>> daemon running on them, and netstat tells me that the ssh ports are
>> being listened to, I am a bit confused about the ssh clients behavior.
>
> But is it listening on the IP address to which localhost resolves?
> Remember that this could be IPv4 or IPv6, depending on what is in
> the /etc/hosts file.
>
> Does the command 'nc localhost 22' return the SSH version string
> on each machine?
>
>
> --
> #---------------------------------------------------------#
> |    John Edwards   Email: john at cornerstonelinux.co.uk    |
> #---------------------------------------------------------#
>
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> --
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>

> Could you say which distribution of Linux you are using?


ohh , i am so sorry.

I am using CentOS release 5.4 (Final)....


Best Regards
--N
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