[AusNOG] AAB Statement

Jason Ashton jason at bigair.net.au
Wed Sep 1 08:10:08 EST 2010


Hi Mark

Latency is estimated at around 5 msec for LTE.

http://en.wikipedia.org/wiki/3GPP_Long_Term_Evolution

cheers
Jason

-----Original Message-----
From: ausnog-bounces at lists.ausnog.net [mailto:ausnog-bounces at lists.ausnog.net] On Behalf Of Mark Smith
Sent: Wednesday, 1 September 2010 8:02 AM
To: James Spenceley
Cc: ausnog at ausnog.net List
Subject: Re: [AusNOG] AAB Statement

On Tue, 31 Aug 2010 18:16:58 +1000
James Spenceley <james at vocus.com.au> wrote:

> Noggers,
> 
> As Bev foreshadowed yesterday the 'NBN 3.0: The Alliance for Affordable Broadband" document has now been released.
> 
> If you are interested in adding your name to it please contact one of us.
> 
> Document is available here ...
> 
> http://www.vocus.com.au/media/AAB_Final2.pdf
> 

I'd like to see latency goals mentioned. For a lot of applications, the bandwidth isn't starting to matter as much as the latency (DNS lookup RTTs of e.g. 200ms can make the web look slow).

It might also be worth coming with the a definitive definition of what "broadband" is, because you can't really judge what suitable technologies are until you have those parameters. For example, 4G might be able to go up to speeds of 100Mbps, but if it has a link latency of 100ms-200ms (I don't know, I'm making some estimations based on 3G experiences), the amount of bandwidth won't matter to people using interactive or latency sensitive applications.

One thought I've had is that people should be able to watch ABC iView as a minimum, as that is our government provided web content source, which means a minimum of 1.5 Mbps for bandwidth, and I'd say something like no more than 50-75ms link latency.
 

> --
> James
> 
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