From: Glen Holcomb <damnbigman@...>
Date: 2008-08-06T03:40:55+09:00
Subject: Re: rb_sys_fail(socket(2)) - errno == 0

------=_Part_62640_18146682.1217961743659
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

On Tue, Aug 5, 2008 at 12:34 PM, Phill Davies <binary011010@verizon.net>wrote:

> You can use Ping from the Ruby standard library.
>
> require 'ping'
> Ping.pingecho "google.com", <timeout>, <port>
>
> Where timeout is the number of seconds to wait for a reply (defaults to
> 5) and port is the port to use (defaults to the 'echo' port)
>
>
> Unless you have something more specific you are trying to do this ought
> to work.
>
> Glen Holcomb wrote:
> > That is the error message I get when I try either of these methods for
> > creating an ICMP packet:
> >
> > socket = Socket.new(Socket::PF_INET, Socket::SOCK_RAW,
> > Socket::IPPROTO_ICMP)
> >
> > or
> >
> > with net-ping
> >
> > icmp = Ping::ICMP.new('machine_name')
> >
> > icmp.ping?
> >
> > I am on Windows XP.  The account I'm logged in as has local
> > administrator
> > rights.
> >
> >
> > What I'm trying to do is check to see if a system is up before I try and
> > make a WIN32OLE connection to it as they take forever to time-out
> >
> > --
> > "Hey brother Christian with your high and mighty errand, Your actions
> > speak
> > so loud, I can't hear a word you're saying."
> >
> > -Greg Graffin (Bad Religion)
>
> --
> Posted via http://www.ruby-forum.com/.
>
>
I was actually hoping for something that creates a real ICMP packet as I
can't be certain what ports are open on given workstations on the network.

-- 
"Hey brother Christian with your high and mighty errand, Your actions speak
so loud, I can't hear a word you're saying."

-Greg Graffin (Bad Religion)

------=_Part_62640_18146682.1217961743659--