[Ubuntu Oregon] Ubuntu Hour
Nathan Williams
nathan at nathanewilliams.com
Fri Dec 14 21:17:05 UTC 2012
haha, thanks Ronald, sorry about that. Robin? we'd like to know if we
can help further!
On 12/14/2012 12:55 PM, Ronald Chmara wrote:
>
> It's Robin's issue and I, too, am on a phone...
>
> On Dec 14, 2012 12:50 PM, "Nathan Williams"
> <nathan at nathanewilliams.com <mailto:nathan at nathanewilliams.com>> wrote:
>
> Hi Ronald,
>
> Sorry about the seemingly abrupt responses last night, I was
> typing on my phone. Did you get this sorted out?
>
> Regards,
>
> Nathan
>
> On 12/13/2012 11:05 PM, Nathan Williams wrote:
>
> Your firewall is open for port 22, but the server is running
> on 2222
>
> Ronald Chmara <ronabop at gmail.com <mailto:ronabop at gmail.com>>
> wrote:
>
> So, did debug verbosity (-vvv) or specifying a port (-p
> 2222) help any to
> understand the problem?
>
>
> On Thu, Dec 13, 2012 at 7:13 PM, Robin Haberman
> <robin.haberman at gmail.com
> <mailto:robin.haberman at gmail.com>>wrote:
>
> It's in the text I am following for an Hadoop platform.
>
> On Thu, Dec 13, 2012 at 6:53 PM, Ronald Chmara
> <ronabop at gmail.com <mailto:ronabop at gmail.com>> wrote:
>
> Try ssh - vvv? That should give a bunch more data...
>
> On Dec 13, 2012 6:42 PM, "Robin Haberman"
> <robin.haberman at gmail.com
> <mailto:robin.haberman at gmail.com>>
>
> wrote:
>
> I need some feedback from the group. By the
> way I have gone to
> the Ubuntu and Internet forums and found
> answers all over the place
> about this problem.
>
> One of the sub-projects I am working on is to
> set up a Hadoop
> testbed (single-node cluster) on Ubuntu 11.10
> (just a stripped down
> 32 bit P5 loaded with hard drives). I am
> working from a paper by
> Michael G. Noll, dated August 5, 2007 (last
> updated: June 29, 2012) .
> The part where I am having problems is to get
> the SSH set up by
> connecting to the local machine with the
> hduser user. I keep getting
> the following message:
>
> no4 at no4-PCV-RX550-UC:~$ ssh localhost
> ssh: connect to host localhost port 22:
> Connection refused
> no4 at no4-PCV-RX550-UC:~$
>
> I have run through a number of steps to make
> sure I have both the
> ssh server and client loaded, reloaded –
> working and running. But I
> still run into the same error message. What am
> I missing?
>
> Any help would be appreciated.
> Thanks, Robin
>
> CLI output listed below
>
>
> no4 at no4-PCV-RX550-UC:~$ sudo service ssh status
> ssh start/running, process 24048
>
>
> no4 at no4-PCV-RX550-UC:~$ dpkg -l | grep ssh
> ii openssh-client 1:5.8p1-7ubuntu1
> secure shell (SSH) client, for secure access to
> remote machines
> ii openssh-server 1:5.8p1-7ubuntu1
> secure shell (SSH) server, for secure access from
> remote machines
> ii ssh 1:5.8p1-7ubuntu1
> secure shell client and server (metapackage)
> ii ssh-askpass-gnome 1:5.8p1-7ubuntu1
> interactive X program to prompt users for a
> passphrase for ssh-add
> ii ssh-import-id 2.5-0ubuntu2
> securely retrieve an SSH public key and install it
> locally
>
>
> no4 at no4-PCV-RX550-UC:~$ sudo iptables -L |
> grep ssh
> ACCEPT tcp -- anywhere anywhere tcp dpt:ssh
> ACCEPT udp -- anywhere anywhere udp dpt:ssh
> ACCEPT tcp -- anywhere anywhere tcp dpt:ssh
> ACCEPT udp -- anywhere anywhere udp dpt:ssh
>
>
> no4 at no4-PCV-RX550-UC:~$ sudo netstat -anp |
> grep sshd
> tcp 0 0 0.0.0.0:2222 <http://0.0.0.0:2222>
> 0.0.0.0:*
> LISTEN 24048/sshd
> tcp6 0 0 :::2222 :::*
> LISTEN 24048/sshd
>
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