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WiFi/Ethernet

 
 
chull13@yahoo.com
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      09-18-2006, 07:29 PM
At work 'they' insist upon calling the WiFi card in our laptops:
Intergrated Wireless Ethernet, or Wirless Ethernet Card.
My question: Does WiFi 801.b/g use the ethernet protocol?
Thanks

 
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Bob Willard
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      09-18-2006, 07:38 PM
(E-Mail Removed) wrote:
> At work 'they' insist upon calling the WiFi card in our laptops:
> Intergrated Wireless Ethernet, or Wirless Ethernet Card.
> My question: Does WiFi 801.b/g use the ethernet protocol?
> Thanks
>


Yes. 802.11B/G uses ethernet protocol.
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Cheers, Bob
 
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chull13@yahoo.com
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      09-18-2006, 07:50 PM
Bob - Thanks for the info!
> Yes. 802.11B/G uses ethernet protocol.
> --
> Cheers, Bob


 
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Jeff Liebermann
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      09-18-2006, 11:52 PM
"(E-Mail Removed)" <(E-Mail Removed)> hath wroth:

>At work 'they' insist upon calling the WiFi card in our laptops:
>Intergrated Wireless Ethernet, or Wirless Ethernet Card.
>My question: Does WiFi 801.b/g use the ethernet protocol?


802.11 wireless encapsulates 802.3 ethernet packets. If you have an
ethernet wireless bridge, the data going in and out looks exactly like
ethernet. If you have a wireless USB or PCI client, the interface to
the operating system (NDIS) looks exactly like an ethernet interface.


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Jeff Liebermann (E-Mail Removed)
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
 
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Bill Kearney
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      09-19-2006, 12:08 AM
What would make you think it's not?

<(E-Mail Removed)> wrote in message
> At work 'they' insist upon calling the WiFi card in our laptops:
> Intergrated Wireless Ethernet, or Wirless Ethernet Card.
> My question: Does WiFi 801.b/g use the ethernet protocol?



 
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Axel Hammerschmidt
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      09-19-2006, 09:39 AM
Jeff Liebermann wrote in alt.internet.wireless:

> "(E-Mail Removed)" <(E-Mail Removed)> hath wroth:
>
>>At work 'they' insist upon calling the WiFi card in our laptops:
>>Intergrated Wireless Ethernet, or Wirless Ethernet Card.
>>My question: Does WiFi 801.b/g use the ethernet protocol?

>
> 802.11 wireless encapsulates 802.3 ethernet packets. If you have an
> ethernet wireless bridge, the data going in and out looks exactly like
> ethernet. If you have a wireless USB or PCI client, the interface to
> the operating system (NDIS) looks exactly like an ethernet interface.


In some ways they are quite different. Otherwise there would be no need for
to 802.11 to have its own standard in the 802 family.

To mention one important difference; 802.3 is the standard for CSMA/CD,
while 802.11 is for CSMA/CA. This leads to quite a few differences in the
features of the two network.
 
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Jeff Liebermann
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      09-19-2006, 04:01 PM
Axel Hammerschmidt <(E-Mail Removed)> hath wroth:

>Jeff Liebermann wrote in alt.internet.wireless:
>
>> "(E-Mail Removed)" <(E-Mail Removed)> hath wroth:
>>
>>>At work 'they' insist upon calling the WiFi card in our laptops:
>>>Intergrated Wireless Ethernet, or Wirless Ethernet Card.
>>>My question: Does WiFi 801.b/g use the ethernet protocol?

>>
>> 802.11 wireless encapsulates 802.3 ethernet packets. If you have an
>> ethernet wireless bridge, the data going in and out looks exactly like
>> ethernet. If you have a wireless USB or PCI client, the interface to
>> the operating system (NDIS) looks exactly like an ethernet interface.

>
>In some ways they are quite different. Otherwise there would be no need for
>to 802.11 to have its own standard in the 802 family.


Of course they're different. I never suggested they were equivalent,
interchangeable, or replacements for each other. I said "802.11
wireless encapsulates 802.3 ethernet packets" which means that if you
extract the data inside the 802.11 packets, you get 802.3.

>To mention one important difference; 802.3 is the standard for CSMA/CD,
>while 802.11 is for CSMA/CA. This leads to quite a few differences in the
>features of the two network.

--
Jeff Liebermann (E-Mail Removed)
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
 
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Axel Hammerschmidt
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      09-21-2006, 10:56 AM
Jeff Liebermann <(E-Mail Removed)> wrote:

> Axel Hammerschmidt <(E-Mail Removed)> hath wroth:
>
> >Jeff Liebermann wrote in alt.internet.wireless:
> >
> >> "(E-Mail Removed)" <(E-Mail Removed)> hath wroth:
> >>
> >>>At work 'they' insist upon calling the WiFi card in our laptops:
> >>>Intergrated Wireless Ethernet, or Wirless Ethernet Card.
> >>>My question: Does WiFi 801.b/g use the ethernet protocol?
> >>
> >> 802.11 wireless encapsulates 802.3 ethernet packets. If you have an
> >> ethernet wireless bridge, the data going in and out looks exactly like
> >> ethernet. If you have a wireless USB or PCI client, the interface to
> >> the operating system (NDIS) looks exactly like an ethernet interface.

> >
> >In some ways they are quite different. Otherwise there would be no need for
> >to 802.11 to have its own standard in the 802 family.

>
> Of course they're different. I never suggested they were equivalent,
> interchangeable, or replacements for each other. I said "802.11
> wireless encapsulates 802.3 ethernet packets" which means that if you
> extract the data inside the 802.11 packets, you get 802.3.


They don't have to be ethernet packets, either.
 
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Jeff Liebermann
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      09-21-2006, 03:53 PM
(E-Mail Removed) (Axel Hammerschmidt) hath wroth:

>They don't have to be ethernet packets, either.


Really? How does that work? The connector on the wireless router
says ethernet. The NDIS5 interface on the USB, miniPCI and PCI
interfaces say ethernet on them. So, how would I connect an Arcnet,
DECNet, BiSync, or Token Ring network through a Wi-Fi device?

I think what you meant is that it doesn't need to be TCP/IP. Wireless
bridging is hard wired to ethernet, but not the protocol that rides on
ethernet. I've run NEBEUI and IPX/SPX (Novell) over wireless
successfully. However, be advised that there are problems. The
traffic patterns are quite different. If the access point has some
optimization for TCP/IP traffic, it may not be correct for other
protocols.

--
Jeff Liebermann (E-Mail Removed)
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
 
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Axel Hammerschmidt
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      09-21-2006, 06:19 PM
Jeff Liebermann wrote in alt.internet.wireless:

> (E-Mail Removed) (Axel Hammerschmidt) hath wroth:
>
>>They don't have to be ethernet packets, either.

>
> Really? How does that work? The connector on the wireless router
> says ethernet.


The connector is usually RJ45.

<snip>

> I think what you meant is that it doesn't need to be TCP/IP.


No. Read the thread again.

: Message-ID: <(E-Mail Removed) .com>

:: My question: Does WiFi 801.b/g use the ethernet protocol?

Message-ID: <(E-Mail Removed)>

: 802.11 wireless encapsulates 802.3 ethernet packets.

The distribution system, aka the backbone network, in 802.11 wireless
does not have to be Ethernet. HTH.
 
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