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Re: Multiple Wireless AP working together?


  • Subject: Re: Multiple Wireless AP working together?
  • From: "Brian Milton" <bmilton@xxxxxxxxxxx>
  • Date: Tue, 25 Jan 2005 10:04:06 -0000


=20
Date: Mon, 24 Jan 2005 17:50:59 -0000
From: "John Nye" <lists@xxxxxxx>
Subject: Re: Multiple Wireless AP working together?

Found a link here http://www.michiganwireless.org/tools/Netstumbler/
Also found a forum that said ver 0.4.0 should work but can be a bit
unstabl=
e
they recommend running it for a while to see if it runs ok. But sure you
might as well use ver 0.3.30 since its avaible.
http://www.netstumbler.org/showthread.php?t=3D13106

Download: http://tinyurl.com/5coq2
Forum: http://tinyurl.com/3m76v

Hope it helps

Brian

........................................................
Anyone got version 0.3.30 of netstumbler hanging around?=20
Cannot find it anywhere on the net.=20

Unfortunatly the latest version not compatible with my aged, ME Laptop -:(

John
----- Original Message -----=20
From: "Jim Noble" <yahoo-groups@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Monday, January 24, 2005 4:30 PM
Subject: Re: [ukha_d] Multiple Wireless AP working together?


>=20
> John Nye wrote:
>=20
> > I'll have a stroll around the house with the lappy. I think I'll
need=20
> > to put
> > something on it first though to tell which AP I'm picking up.
>=20
>=20
> Try netstumbler, or something like that.
>=20
> Jim
>=20
>=20
>=20
>=20=20
> Yahoo! Groups Links
>=20
>=20
>=20
>=20=20
>=20
>=20
>=20
>=20
>=20


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Message: 10=20=20=20=20=20=20=20=20
Date: Mon, 24 Jan 2005 20:59:39 -0000
From: "bensbarn2001" <ben.wilkinson@xxxxxxx>
Subject: Re: Backing Up MP3's to DDS4


Rob,

Not sure what backup software you're running, but if you're running=20
an incremental backup, it should only pick up files which have=20
changed since last backup, in which case you'd be fine if all you've=20
done is play a file.

The other thing you could do is just leave the drive waiting to=20
insert another tape for a day or two (I'm not sure why you want to=20
span it over a few days).=20=20

Ben

--- In ukha_d@xxxxxxx, "Rob Mouser" <groups@m...> wrote:
> I have a DDS4 drive in my server and would like to run a routing=20
to back up
> my MP3's. The MP3 collection is around 55gb.
>=20
> I realise I can easily run multiple tapes to back up parts of the=20
alphabet
> but what I would really like to do is have some way that I could=20
get it to
> intelligently back up the entire database in chunks over a few=20
days. I
> realise I could use append but I would end up with extra backups=20
of MP3's
> played since the last backup, I think? Or would the file have to=20
physically
> change to be picked up by an appended backup?
>=20
> Not sure I have explained myself that well, but any comments=20
appreciated?
>=20
>=20=20
>=20
> Rob
>=20
>=20
>=20
> [Non-text portions of this message have been removed]





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Message: 11=20=20=20=20=20=20=20=20
Date: Mon, 24 Jan 2005 22:43:27 -0000
From: "Phil Harris" <phil@xxxxxxx>
Subject: RE: Plasma or LCD TV recommendation / advice


I have the 32" version of the Sharp - the 32GA4E (so mine has the
speakers
at the sides). It has a native panel resolution of 1366 x 768 pixels and I
just got my three year warranty paperwork through. Be aware that the three
year warranty was a limited time offer which has now expired and it's the
normal 12 months warranty now (anyway - the GA3/GA4 series LCDs are rare as
rocking horse sh*t now). I paid =A31379 for it.

LOOKS FECKING STUNNING DRIVEN BY THE HTPC!!!!

Phil=20

> -----Original Message-----
> From: Simon Ryley [mailto:simon.ryley@xxxxxxx]=20
> Sent: 24 January 2005 09:23
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Plasma or LCD TV recommendation / advice
>=20
>=20
> I have the Sharp Aquos 28inch LCD.  Ok, its not 42 inch, but=20
> it is a great unit, very bright and clear, with an RS232=20
> inteface as well.  If the bigger LCD sizes had been cheaper I=20
> would have gone bigger, but for now, its great.
>=20
> Comes with a three year warranty as well, so I would=20
> recommend Sharp as a brand.  Plus the speakers are at the=20
> bottom, not the side, so it looks a lot better too.
>=20
> Simon
>=20
>=20
> Phil Harris wrote:
>=20
> >
> > > > ...LCD's are available up to 45" (OK - at a price)
and the
> > > 45" Sharp
> > > > LCD is 1920 x 1080 resolution.
> > >
> > > Yeah, but unfortunatly the bright sparks in the states=20
> made the 1080=20
> > > mode interlaced, so you are back where we are with analog TV
in=20
> > > having to suffer dodgey de-interlacing artifacts on any
digital=20
> > > display panel.
> >
> > That's only interlaced on Hi-Def broadcasts though ... It's
not=20
> > interlaced if you're running 1920 x 1080 from a PC.
> >
> > Phil
> >
> >
> >
> >
> >
> >
> >
> > *Yahoo! Groups Sponsor*
> > ADVERTISEMENT
> > click here
> >=20
> <http://us.ard.yahoo.com/SIG=3D129fft5ot/M=3D283686.4531047.5839501.44200=
2
> >=20
>
9/D=3Dgroups/S=3D1705041992:HM/EXP=3D1106520068/A=3D2044486/R=3D0/SIG=3D1=
0svm8ftb/
> > *http://www.theironshop.com>
> >
> >
> >
> >=20
> ----------------------------------------------------------------------
> > --
> > *Yahoo! Groups Links*
> >
> >     * To visit your group on the web, go to:
> >       http://groups.yahoo.com/group/ukha_d/
> >=20=20=20=20=20=20=20=20
> >     * To unsubscribe from this group, send an email to:
> >       ukha_d-unsubscribe@xxxxxxx
> >=20=20=20=20=20=20=20
> <mailto:ukha_d-unsubscribe@xxxxxxx?subject=3DUnsubscribe>
> >=20=20=20=20=20=20=20=20
> >     * Your use of Yahoo! Groups is subject to the Yahoo! Terms of
> >       Service <http://docs.yahoo.com/info/terms/>.
> >
> >
>=20
>=20
>=20
>=20
> ------------------------ Yahoo! Groups Sponsor=20
> --------------------~--> DonorsChoose. A simple way to=20
> provide underprivileged children resources often lacking in=20
> public schools. Fund a student project in NYC/NC today!
> http://us.click.yahoo.com/T_B0zD/.WnJAA/a8ILAA/IBOolB/TM
> --------------------------------------------------------------
> ------~->=20
>=20
>=20=20
> Yahoo! Groups Links
>=20
>=20
>=20
>=20=20
>=20
>=20
>=20
>=20




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Message: 12=20=20=20=20=20=20=20=20
Date: Tue, 25 Jan 2005 11:56:36 +1300
From: Richard Malcolm-Smith <rich@xxxxxxx>
Subject: Re: HA enabled FISH TANK owners?

Paul Gordon wrote:

> I use a little APC backUPS desktop unit hidden away in the cupboard
that
> the tank sits on. Not really sure how long the max. runtime it will
give
> is, since we've never had an outage of more than a few minutes, -
> usually whilst work was being done that necessitated tripping the
> circuit breaker. Our grid supply is pretty reliable, in fact I don't
> think I can recall ever having a grid power outage in the 9 odd years
> I've lived here...
>=20
> As for power consumption, there I have absolutely no idea! - I can't
> imagine its very much though...

Saying that is just asking for a 6 hr cut

I have had issues with powerheads burning out when running on inverter
powe=
r

before, ended up with them so they wouldnt start reliably unless I gave
the=
m
a=20
thump. Im assuming one of the coils burned out.

I am thinking of running some 2.5mm cable to each aquaruim location back to
a=20
cental location and getting a big 3kva ups for it sometime...


[Non-text portions of this message have been removed]



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Message: 13=20=20=20=20=20=20=20=20
Date: Tue, 25 Jan 2005 12:04:15 +1300
From: Richard Malcolm-Smith <rich@xxxxxxx>
Subject: Re: Multiple Wireless AP working together?

Tony Butler wrote:

>>I have this setup with two Linksys WRT54GS units.
>=20
>=20
> Do you know if it's possible with the linksys and another make - I
have
the
> above, plus a draytek router with wireless 802.11g and I would like to
us=
e
> the wireless side also to increase coverage in the house.
> Do they need to sit on different channels, or can they be both on the
sam=
e
> channel but with some sort of funky setup to get them to work
together?

Possibly, but as far as im aware the linksys with the sveasoft firmware is
the=20
only that will do spanning tree with bridging, the others requre you make
sure=20
that you dont set up any circular bridging so you may run into issues if
yo=
u
get=20
more then 1 hanging off the AP in the draytek, and thats if it even works
a=
t
all.

WDS is only standardised as far as the actual transmitted frames, the
attaching=20
to another AP to set the link up is not, that is why you have to put a
remote=20
bridge mac address in on most accesspoints. Sveasofts firmware has an
easywds=20
that seems to set some of it up for you, but I have not tried that as I
onl=
y

have one wrt54gs accesspoint, and its being used at the moment.




[Non-text portions of this message have been removed]



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Message: 14=20=20=20=20=20=20=20=20
Date: Tue, 25 Jan 2005 12:06:25 +1300
From: Richard Malcolm-Smith <rich@xxxxxxx>
Subject: Re: Multiple Wireless AP working together?

Mark McCall wrote:

> "Wireless Distribution System (WDS) allows you to make a
completely
wireless
> infrastructure. Normally, the access points must be connected with a
wire
> (LAN). These access points create cells allowing a wireless
connection.
The
> WDS feature allows the access points to be wirelessly connected. This
> feature is normally used in large, open areas where pulling a wire is
> restricted or not cost effective and in residential circumstances.
>=20
> In a setup where there no wireless router, only a WAP, is only the
first
one
> connected to the wired side of the LAN?  Or can I have them all on the
wired
> LAN and still use the WDS feature?

WDS establishes another connection between the accesspoints that allow them
to=20
send to each other, independent of the accesspoint function. If you have
cat5 in=20
all locations, just set the aps up with the same ssid and keys and you
should be=20
rocking, if they are connected by cable then you want to use different
channels=20
so activity on one AP doesnt slow down the others.


[Non-text portions of this message have been removed]



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Message: 15=20=20=20=20=20=20=20=20
Date: Tue, 25 Jan 2005 12:09:29 +1300
From: Richard Malcolm-Smith <rich@xxxxxxx>
Subject: Re: Multiple Wireless AP working together?

> Actually I meant if both cover the middle ground adequately, and
you=20
> have the same SSID, channel etc, you could end up with a bit of a
clash=20
> at the point where the signal strengths are similar...?

It will associate with one or the other and be fine, it will usually hang
o=
n
to=20
one ap till the signal from it gets too bad, then re-associate with the
better=20
one. There is no controlled handoff like there is on mobile phone systems
where=20
the second one will see the device and arrange it to move. There will be=20
interuption to connectivity while the mobile PC changes accesspoints, but
a=
s

long as they are connected to the same ethernet segment then windows seems
to be=20
able to keep tcp sessions open across APs



[Non-text portions of this message have been removed]



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Message: 16=20=20=20=20=20=20=20=20
Date: Mon, 24 Jan 2005 23:48:39 -0000
From: "Stuart Worrall" <stuart@xxxxxxx>
Subject: RE: Combi Boiler and Smartfit

Make that another.  Im in Connah's Quay=20

Stu

-----Original Message-----
From: Mark Kaye [mailto:mark.kaye@xxxxxxx]=20
Sent: 24 January 2005 12:22
To: ukha_d@xxxxxxx
Subject: Re: [ukha_d] Combi Boiler and Smartfit

John Nye wrote:
> So another HA'er in North Wales! I wonder where?

:)  Just outside of Cynwyd, Corwen.  You?





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Message: 17=20=20=20=20=20=20=20=20
Date: Mon, 24 Jan 2005 23:54:44 +0000
From: Jim Noble <yahoo-groups@xxxxxxx>
Subject: Re: Multiple Wireless AP working together?

Richard Malcolm-Smith wrote:

> > Actually I meant if both cover the middle ground adequately, and
you
> > have the same SSID, channel etc, you could end up with a bit of a
clash
> > at the point where the signal strengths are similar...?
>
> It will associate with one or the other and be fine, it will
usually=20
> hang on to
> one ap till the signal from it gets too bad, then re-associate with=20
> the better
> one. There is no controlled handoff like there is on mobile phone=20
> systems where
> the second one will see the device and arrange it to move. There will
be
> interuption to connectivity while the mobile PC changes
accesspoints,=20
> but as
> long as they are connected to the same ethernet segment then
windows=20
> seems to be
> able to keep tcp sessions open across APs


Yup, but as you say elsewhere - different channels!

Jim


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