[j-nsp] MX304 Port Layout

[Andrey Kostin]

Thank you very much, Jeff, for sharing your experience. Will watch 
closely Release Notes for upcoming Junos releases. And kudos to Juniper 
for finding and fixing it, 1,5 week is very fast reaction!.

Kind regards,
Andrey

Litterick, Jeff  (BIT) писал(а) 2023-06-09 12:41:
> This is why we got the MX304.  It was a test to replace our MX10008
> Chassis, which we bought a few of because we had to get at a
> reasonable price into 100G at high density at multiple sites a few
> years back now.  Though we really only need 4 line cards, with 2 being
> for redundancy.   The MX1004 was not available at the time back then
> (Wish it had been.  The MX10008 is a heavy beast indeed and we had to
> use fork lifts to move them around into the data centers).    But
> after handling the MX304 we will most likely for 400G go to the
> MX10004 line for the future and just use the MX304 at very small edge
> sites if needed.   Mainly due to full FPC redundancy requirements at
> many of our locations.   And yes we had multiple full FPC failures in
> the past on the MX10008 line.  We went through at first an RMA cycle
> with multiple line cards which in the end was due to just 1 line cards
> causing full FPC failure on a different line card in the chassis
> around every 3 months or so.   Only having everything redundant across
> both FPCs allowed us not to have serious downtime.
> 
>