nanog mailing list archives

RE: GPON vs. GEPON


From: "Chris Adams (IT)" <Chris.Adams () ung edu>
Date: Fri, 8 Jan 2016 19:46:37 +0000

Most reputable enterprise wireless solutions employ band-steering which helps to "force" users onto 5ghz, but still 
allows clients to connect to 2.4 if it's the only SSID strong enough or if the client only supports 2.4ghz. Band 
steering largely negates the need to run two SSIDs for optimal band selection.

Chris


-----Original Message-----
From: NANOG [mailto:nanog-bounces () nanog org] On Behalf Of Owen DeLong
Sent: Friday, January 8, 2016 2:39 PM
To: Josh Reynolds <josh () kyneticwifi com>
Cc: nanog-isp () mail com; NANOG <nanog () nanog org>
Subject: Re: GPON vs. GEPON

Only if the 5Ghz and 2.4Ghz networks are on the same SSID.

I don’t do that… I maintain separate 5Ghz and 2.4Ghz SSIDs. This allows me to know which one I am on and force when 
desirable (usually forcing 5Ghz is desirable).

Owen

On Jan 8, 2016, at 11:03 , Josh Reynolds <josh () kyneticwifi com> wrote:

Customer devices will see the higher signal on the 2.4GHz AP and simply connect to that, especially as they roam 
through the house. Most don't pay attention to SNR at all.

On Jan 8, 2016 12:53 PM, "Mike Hammett" <nanog () ics-il net <mailto:nanog () ics-il net>> wrote:
I think that was Josh's point, that 5 GHz will likely deliver better RF performance than 2.4 (despite physics) due to 
the amount of interference in 2.4.



-----
Mike Hammett
Intelligent Computing Solutions
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From: "Owen DeLong" <owen () delong com <mailto:owen () delong com>>
To: "Josh Reynolds" <josh () kyneticwifi com 
<mailto:josh () kyneticwifi com>>
Cc: "NANOG" <nanog () nanog org <mailto:nanog () nanog org>>, 
nanog-isp () mail com <mailto:nanog-isp () mail com>
Sent: Friday, January 8, 2016 12:46:37 PM
Subject: Re: GPON vs. GEPON

Count in oversubscription rates for residential, and consider that 
most people, despite what they say or think, will end up on 2.4GHz 
wireless in the home due to 5GHz sucking more than a room away - 
that ends up being a very scalable solution for residential service.

Um… 5GHz works a lot better from one end of my house to the other than 
2.4Ghz due (in large part) to this fact… Almost every one of my 
neighbors is using various 2.4GHz devices including about 45 external 
SSIDs visible from the center of my house using the on-board antenna of an ESP8266 board from Adafruit.

The noise floor and congestion on 2.4GHz in many urban settings, 
especially here in Silicon Valley makes 5Ghz a much better option in 
any home where people are smart enough to pay attention to the difference.

OTOH, since the WiFi consortium took away the ability for consumers to 
easily differentiate (it’s all “n” or “ac” now regardless of 
frequency) and you have to really read the fine print on the side of 
the box to find a 5Ghz capable WAP at your local big box store, most 
consumers end up on 2.4Ghz because those are the least expensive routers on the shelf.

Personally, I don’t mind this, but I think the 2.4Ghz prevalence has 
more to do with consumers not knowing what they are buying than it does with performance.

Owen



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