[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
>
>                         --
>                         Ubuntu-us-or mailing list
>                         Ubuntu-us-or at lists.ubuntu.com
>                         <mailto:Ubuntu-us-or at lists.ubuntu.com>
>                         Modify settings or unsubscribe at:
>                         https://lists.ubuntu.com/mailman/listinfo/ubuntu-us-or
>
>
>                     --
>                     Ubuntu-us-or mailing list
>                     Ubuntu-us-or at lists.ubuntu.com
>                     <mailto:Ubuntu-us-or at lists.ubuntu.com>
>                     Modify settings or unsubscribe at:
>                     https://lists.ubuntu.com/mailman/listinfo/ubuntu-us-or
>
>                 --
>                 Ubuntu-us-or mailing list
>                 Ubuntu-us-or at lists.ubuntu.com
>                 <mailto:Ubuntu-us-or at lists.ubuntu.com>
>                 Modify settings or unsubscribe at:
>                 https://lists.ubuntu.com/mailman/listinfo/ubuntu-us-or
>
>             -- 
>             Ubuntu-us-or mailing list
>             Ubuntu-us-or at lists.ubuntu.com
>             <mailto:Ubuntu-us-or at lists.ubuntu.com>
>             Modify settings or unsubscribe at:
>             https://lists.ubuntu.com/mailman/listinfo/ubuntu-us-or
>
>
>
>     -- 
>     Ubuntu-us-or mailing list
>     Ubuntu-us-or at lists.ubuntu.com <mailto:Ubuntu-us-or at lists.ubuntu.com>
>     Modify settings or unsubscribe at:
>     https://lists.ubuntu.com/mailman/listinfo/ubuntu-us-or
>
>
>




More information about the Ubuntu-us-or mailing list