[Info-vax] DECserver/LAT across DECnet areas?

Arne Vajhøj arne at vajhoej.dk
Mon Jul 24 18:41:49 EDT 2023


On 7/24/2023 9:28 AM, Johnny Billquist wrote:
> On 2023-07-22 20:41, Arne Vajhøj wrote:
>> Non-routed bridged-only long distance net would work around
>> the non-routable characteristics of LAT.
>>
>> But my experience with LAT (30-35 years ago) is that it is also
>> where latency sensitive. Excessive delays results in timeout errors.
> 
> Been using bridge to run LAT across the whole world, carried over UDP. 
> Works just fine everywhere I've tried.
> 
> The internet is sooo fast these days that LAT timeouts are close to 
> eternity in comparison.

As I remember it then just putting more than 2 bridges between
the two ends within the same building was enough to cause timeouts.

And while internet bandwidth has exploded then latency has not
been similarly reduced. Small technical problem called
speed of light.

Arne





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