Upstream bandwidth usage

Sat Jun 11 21:17:25 UTC 2022

Right. But MOST is, which is what matters for the trend.  Existing asymmetric PONs is unlikely to be replaced for the next 20 years.   

-mel via cell

> On Jun 11, 2022, at 11:11 AM, Chris Hills <chaz at chaz6.com> wrote:
> 
> On 10/06/2022 00:31, Mel Beckman wrote:
>> Your point on asymmetrical technologies is excellent. But you may not be aware that residential optical fiber is also asymmetrical. For example, GPON, the latest ITU specified PON standard, and the most widely deployed, calls for a 2.4 Gbps downstream and a 1.25 Gbps upstream optical line rate.
> 
> Not all residential fiber is asymmetric. Nokia XGS-PON supports 9.953 Tx/Rx (e.g. LTF7226 transceiver).
> 