[plug] Another (Possibly) Redhat specific squid tip

Buddrige, David David.Buddrige at mitswa.com.au
Wed Nov 25 08:30:41 WST 1998


I am 95% certain what the problem is... I was talking the problem over
with my wife last night, and I mentioned about how having a long
telephone cable between the modem and the wall plug could be causing
some of the noise (incidentally, I dropped the max baud rate to
33.6kbps, and it dramatically increased the link's staying power -
although it still had some difficulty connecting....)... anyway, I was
explaining to her how a long cable can effectively act as a large aerial
- especially if it is not well insulated... when I looked throgh the
doorway to my house.... and directly at the Perth's main AM/FM radio
transmitter that is located in the Balcatta/Hammersly area about 1km
from my house (I am about 600meters from Waneroo Road on the hill
opposite this radio transmitter.... 8-)

I then looked at my modem cable between the extension lead and the
modem, and noticed how a) it is periously thin and b), it stretches some
3 meters or so across the floor before connecting to the 6 meter
extender cable....

In any case, a few things clunked rather loudly into place, and I think
I'm going to look at getting a bit of a more insulated telephone cable
8-)

Thanks for everyone's help...

regards

David Buddrige
Software Engineer
MITS Ltd.
david.buddrige at mitswa.com.au

> -----Original Message-----
> From:	John Summerfield [SMTP:summer at os2.ami.com.au]
> Sent:	Tuesday, November 24, 1998 6:58 AM
> To:	plug at linux.org.au
> Subject:	Re: [plug] Another (Possibly) Redhat specific squid tip
> 
> On Mon, 23 Nov 1998, Adrian Blockley wrote:
> > I think I remember you saying that Telstra checked the line out, but
> did
> > they check both ends.  I had a problem a year ago with my modem that
> kept
> > cutting intermitantly.  It was very frustrating sometimes it would
> be ok
> > for an hour and sometimes it would hang after 5 minutes.  Telstra
> checked
> > the line from their end and said the line was fine.  After puting up
> with
> > this for some time I tried Telstra again and explained my problem
> and that
> > I could hear noise sometimes when trying to connect or make a phone
> call.
> 
> My experience with Telstra's is pretty good. A few years ago I had
> complaints from others I wasn't answering the phone though I was home
> (I
> didn't here it ring). I called Telstra and discussed what I had
> connected
> and they actually measured the loading it all placed and said, while
> it
> seemed I had a lot, the loading was fine. We speculated that changing
> my
> extension cord (I had a spare) might help. We didn't identify a
> problem, but
> people did stop complaining.
> 
> > 
> > They sent a technician who did some testing from my end as well; it
> turned
> > out that some grass had invaded a nearby junction box which was
> causing
> > input wires to rub whenever the wind was strong enough, but only on
> the
> > line coming in.  This was why they couldn't hear the problem from
> their
> > end.  It was a good thing that it was a windy day when the
> technician
> > came.  He cleaned out the grass and the problem went away.
> intermitant
> > problems can be very difficult to track down...
> 
> 
> Presumably had they run the tests when it was windy they would have
> detected the problem. No doubt windy days in years gone by were
> attended by
> lots of problems. Imagine a bird or a branch in overhead wires, only
> making
> contact when the wind blows.
> 
> 
> Cheers
> John Summerfield
> http://os2.ami.com.au/os2/ for OS/2 support.
> Configuration, networking, combined IBM ftpsites index.


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