[j-nsp] MX80 Input Scheduling/Shaping

Tim Jackson jackson.tim at gmail.com
Fri Oct 5 22:25:42 EDT 2018


The QX/Dense Queuing Block exists for the MIC slots on the MX80.

Looks like you get 12 queues per MX80/104 for ingress shaping. Doesn't seem
to be tied to QX at all. Egress you get per unit on the MIC slots though.


https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/cos-configuring-ingress-hierarchical-cos-on-trio-mpc-mic.html

https://www.juniper.net/documentation/en_US/junos/topics/concept/cos-hierarchical-scheduling-understanding-fine-grained-queuing-for.html


On Fri, Oct 5, 2018, 8:45 PM Alexander Arseniev via juniper-nsp <
juniper-nsp at puck.nether.net> wrote:

> Hello,
> Egress scheduling/shaping on MIC ports - correct, that's why I said
> "roughly" equal.
> Ingress scheduling/shaping  requires Q or EQ MPC which is not supported
> on MX80.
> Thanks
> Alex
>
> ------ Original Message ------
> From: sthaug at nethelp.no
> To: arseniev at btinternet.com; juniper-nsp at puck.nether.net
> Sent: 05/10/2018 20:20:06
> Subject: Re: [j-nsp] MX80 Input Scheduling/Shaping
>
> >>Ingress scheduling is supported only on Q and EQ MPCs - Juniper MX
> >>series book, 2nd ed, page 598.
> >>
> >>MX80 COS capabilities are roughly equal to MPC1, without Q.
> >
> >Disagree. MX80 does per-VLAN queuing/scheduling/shaping just fine for
> >ports on MICs. *Not* for the builtin 10G ports.
> >
> >Steinar Haug, Nethelp consulting, sthaug at nethelp.no
>
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> juniper-nsp mailing list juniper-nsp at puck.nether.net
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