[j-nsp] QFX10002 as P Router

Nitzan Tzelniker nitzan.tzelniker at gmail.com
Tue Apr 19 16:44:46 EDT 2016


First Juniper MX doesn't use VoQ

For the QFX10K  it use eight ingress queue per output port as described here

http://www.juniper.net/documentation/en_US/junos15.1/topics/concept/cos-qfx-series-voq-understanding.html

Nitzan

On Tue, Apr 19, 2016 at 3:31 PM, Adam Vitkovsky <Adam.Vitkovsky at gamma.co.uk>
wrote:

> > Nitzan Tzelniker
> > Sent: Saturday, April 16, 2016 8:22 PM
> >
> > 1. Same performance 500G
> > 2. Same memory technology (3d memory architecture ) 3. Both use Virtual
> > output Queue 4. Both announce on the same day
> >
> Well MXes also have VOQs and... :)
> What is important is how granular the VOQs are. (not mentioning other QOS
> system design choices that are crucial for a core box in a converged
> network).
> PTXes have VOQ for of each of the 8 egress port queues -which is to my
> knowledge the best granularity out there.
> Does QFX have the same?
>
> *by a converged network I mean one that carries traffic of different
> priorities.
>
> adam
>
>
>         Adam Vitkovsky
>         IP Engineer
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