Archived posting to the Leica Users Group, 2007/09/25

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Subject: [Leica] lug gallery
From: pdzwig at summaventures.com (Peter Dzwig)
Date: Tue Sep 25 11:25:16 2007
References: <46F832BE.4020805@waltjohnson.com> <3CA3C61C9BAC3884754ADD0E@Rutabook.local>

Brian,

FYI,

I just ran it back from me to you, getting 18 hops with 3 no replies (all in 
the
US, probably Bay Area). Suggests localised congestion. ;-)

Peter Dzwig

Brian Reid wrote:
> The symptom of being able to get half of a page loaded but no more is
> almost certainly a network problem. Determining just whose network the
> problem is in requires significant technical expertise.
> 
> The LUG Gallery server computer is in Redwood City, California. In order
> to connect to it you must use a network path that joins your computer
> with that location. It will be a different network path than the one
> joining your computer with Miami or London or Antofagasta. Typically
> there are between 15 and 20 network links between your computer and any
> server, and it only takes one of them being overloaded or misconfigured
> to cause the problems that you describe.
> 
> Just now I did a trace from the LUG Gallery server to the computer from
> which you sent your email (on a Mindspring cable network connection via
> Melbourne, Florida USA). It passed through
>     Mindspring in Orlando
>     Roadrunner in Daytona Beach
>     Roadrunner in Orlando (yes, it went from Orlando to
>        Daytona Beach and back to Orlando)
>     Level3 in Orlando   
>     Level3 in Atlanta
>     Level3 in Denver
>     Level3 in San Jose, California
>     Level3 in Palo Alto, California
>     Level3 in San Francisco, California
>     My server in Redwood City, California
> 
> There were dozens of hops inside Roadrunner that I didn't enumerate
> directly. Looking at this trace and at the level of dither I see in
> Roadrunner in the trace, I'd bet a couple of beers that there's some
> sort of network issue in the junction between Roadrunner and Level3 in
> Orlando that is the root cause of your difficulty in looking at the LUG
> Gallery.
> 
> 
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
> 


In reply to: Message from walt at waltjohnson.com (Walt Johnson) ([Leica] lug gallery)
Message from reid at mejac.palo-alto.ca.us (Brian Reid) ([Leica] lug gallery)