[c-nsp] OT: Wireless 2.4ghz

Andrew Gallo akg1330 at gmail.com
Wed Feb 4 16:52:04 EST 2015


I've never heard of any serious talk of deprecating 2.4Ghz for Wifi. 
Sure, it would solve a lot of problems, but as others have mentioned, 
there are some benefits to 2.4Ghz.

As has been mentioned, one thing you can do today is to turn of 
802.11b.  That stuff is evil.  Read details here
http://blogs.cisco.com/wireless/wi-fi-taxes-digging-into-the-802-11b-penalty/

Second, as I mentioned before, band select might help you "encourage" 
devices to associate to the 5.8Ghz band.

Even with user devices moving to 5.8Ghz, we're still going to see 
congestion at 2.4Ghz- think about all the Bluetooth, 802.15.4 (ZigBee), 
6LoWPAN.

Long term, there are some interesting things that are happening- there 
is 802.11ad (60Ghz), LiFi, but those are topics for another thread....




On 2/4/2015 1:01 PM, Scott Voll wrote:
> I hear what everyone is saying.... but I thought 2.4ghz was being
> deprecated?  When will manufactures stop producing it?
>
> Scott
>
>
> On Wed, Feb 4, 2015 at 8:29 AM, Blake Dunlap <ikiris at gmail.com> wrote:
>
>> Heh, in health care you're just lucky when the "wireless" super
>> expensive med gear isn't B only, and requires a single broadcast
>> domain with the "server" windows ME box that they refuse to let you
>> own...
>>
>> Been there, got the t-shirt, ideally never again....
>>
>> -Blake
>>
>> On Wed, Feb 4, 2015 at 5:31 AM, Andrew Gallo <akg1330 at gmail.com> wrote:
>>> On 2/3/2015 4:53 PM, Scott Voll wrote:
>>>> Not talking pie in the sky but reality..... when do you think we will be
>>>> able to turn off 2.4ghz wifi radios?  we currently have about 50/50 5ghz
>>>> vs
>>>> 2.4ghz.
>>>>
>>>> What do you think?  18 months?
>>>>
>>>> TIA
>>>>
>>>> Scott
>>> Depends on your client base.  In healthcare, probably not anytime soon.
>>> There are still devices being manufactured with 2.4Ghz radios.  Given the
>>> long life cycle of some medical equipment, you could easily be looking at
>>> supporting 2.4Ghz for many, many years.
>>>
>>> Have you played around with Band Select?
>>>
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