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fedora-users: Re: Unable to ssh nodes with global IP

Re: Unable to ssh nodes with global IP

From: Marko Vojinovic <vvmarko_at_nospam>
Date: Tue Oct 25 2011 - 12:41:34 GMT
To: Community support for Fedora users <users@lists.fedoraproject.org>

On Tuesday 25 October 2011 13:28:05 Abu Attar Musharih wrote:
> On Sat, Oct 22, 2011 at 7:12 PM, Andras Simon <szajmi@gmail.com> wrote:
> > Can you ping the machine? If yes, then are there traces in the logs
> > that show the connection attempts? (You can make iptables log those.)
>
> Above is another important point. I can not ping the machine.
> I am wondering how they do that. What port do they close?

They filter out ICMP packets in the firewall. See

  http://en.wikipedia.org/wiki/Internet_Control_Message_Protocol

Best, :-)
Marko

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