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Re: [Karlnet] RE: New repeater WIPOP has bad ping/jitter.

To: "Karlnet Mailing List" <karlnet@WISPNotes.com>
Subject: Re: [Karlnet] RE: New repeater WIPOP has bad ping/jitter.
From: "Norm Young" <lists@applegatebroadband.net>
Reply-to: Norm Young <lists@applegatebroadband.net>,Karlnet Mailing List <karlnet@WISPNotes.com>
Date: Mon, 19 Apr 2004 10:48:43 -0700
List-post: <mailto:karlnet@WISPNotes.com>
Hi Blair,

I'm not (currently) noticing any correlation with load.  These cruddy ping
times happen during no load situations, as well as loaded.


----- Original Message ----- 
From: "Blair Drew Davis" <theory@datawise.net>
To: <karlnet@WISPNotes.com>
Sent: Sunday, April 18, 2004 10:10 PM
Subject: [Karlnet] RE: New repeater WIPOP has bad ping/jitter.


> Norm,
>
> I am currently having the same trouble on one of my links.  All of our
> software is ver 4.44-02.  Most of our hardware is Lucent AP-1000 or
> AP-IIE with a single Flash ROM unit in the system as well.  RF tests
> shows good link snr with no drops until load is applied.
>
> Ping fill and other tests show thru put in excess of 2Mbits, but with
> any load over 100Kbits, ping times go from a steady 10-20ms to 700+ms
> with lots of jitter.  Currently, we have replaced our radio cards,
> pigtails, flashed hardware, amp power injectors and amp power supplies.
> Our next step will be to replace the amp, but that must wait for better
> weather.
>
> If that doesn't work, my next step will be to try using 2 different
> boxes for this link instead of 2 radio cards in one box.  You might
> consider trying this yourself.
>
> One odd thing we have seen from time to time is a pattern in the ping
> times under load.  Something like this :
>
> 200ms
> 750ms
> 200ms
> 790ms
> 190ms
> 710ms
>
> And so on.  Are you seeing anything like this?
>
> -- 
> Blair Davis
> West Michigan WISP
> www.wmwisp.net
> (269) 686-8648
> AOL Instant Message Screen Name       theory240
>
>
>
>
> _______________________________________________
> Karlnet mailing list
> Karlnet@WISPNotes.com
> http://lists.wispnotes.com/mailman/listinfo/karlnet


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