[AusNOG] NBN - GPON encryption

[Aftab Siddiqui]

Hi,
Just to add its general rule for GPON not only for NBN.

>  Can anyone confirm if the upstream traffic is encrypted?
>
>  I can’t confirm if the upstream traffic is encrypted but in a GPON
> environment you only should concern about encryption of the downstream
> traffic:
> Downstream is shared media for all subscribers connected to the splitted
> span (32 to 128 subscribers). Every subscriber gets all downstream traffic
> from the others – encryption needed.
>


> For the upstream path the media is not shared.
>

It is shared media as well.


> You have a „dedicated“ upstream path from your ONU to NBNs OLT. The other
> subscribers don’t get your upstream traffic – only looking at the physics.
>
>
Its TDM to be specific.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ausnog.net/pipermail/ausnog/attachments/20150610/7b50bf7c/attachment.html>