Network problems
Todd Denniston
Todd.Denniston at ssa.crane.navy.mil
Thu Feb 5 21:44:10 UTC 2009
Frank Cox wrote, On 02/05/2009 04:31 PM:
> On Thu, 05 Feb 2009 20:49:38 +0000
> Aaron Gray wrote:
>
>> can ping okay but HTTP and FTP are non functional.
>
> If you can ping, it's working. If you have no active network connection at
> all, you won't be able to ping anything other than yourself (localhost,
> 127.0.0.1, etc)
>
> Are you pinging a numeric address but attempting to use http and ftp to a
> domain name? If so, you have a problem with your dns settings.
>
if pinging with a name and http/ftp with a name, then it _could_ be your ISP
requires you to use their proxy, but does not transparently re-route your
packets. :)
> If you can ping some places but not others, then you have a routing problem.
>
> If you can ping your internal network but nothing "outside", then you have a
> gateway problem (which is also a routing problem).
>
--
Todd Denniston
Crane Division, Naval Surface Warfare Center (NSWC Crane)
Harnessing the Power of Technology for the Warfighter
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