[j-nsp] MX104 Limitations

[Olivier Benghozi]

Hi Saku,

Well, it's what I can read in "Juniper MX Series", O'Reilly, by Harry Reynolds & Douglas Richard Hanks Jr.
Chapter 1, section MX80: "in lieu of a switch fabric, each MX80 comes with four fixed 10GE ports."

Olivier

> 25 juin 2015 @ 15:35, Saku Ytti <saku at ytti.fi> wrote :
> 
> On (2015-06-25 13:14 +0200), Olivier Benghozi wrote:
> 
> Hey Olivier,
> 
>> You meant: In MX80/104, where fabric should sit, you have 4 integrated 10GE ports.
> 
> This is common misconception. People think the chassis ports are magical,
> because they don't support QX QoS. But the chassis ports are actually on the
> WAN side of the MQ, because that is only side where you have 4x10GE PHY.
> 
> The MICs sit on the fabric side of the MQ.
> 
>> 
>>> 25 june 2015 @ 13:10, Saku Ytti <saku at ytti.fi> wrote :
>>> 
>>> Only difference is, that MPC 'wastes' 50% of capacity for fabric, and
>>> MX104/MX80 spend this capacity for additional ports. (In MX80 where fabric
>>> should sit, you have MIC cards)