Arista Layer3

Thu Nov 30 22:56:53 UTC 2017

Ken Chase wrote:
> Sounds pretty good - hows your power draw on that thing? Why'd you pick Bird
> in this case?

this is a 7280SR pushing ~130G-140G of traffic in/out with about 75% of
the ports lit:

> Router#show env power
> Power                                  Input    Output   Output
> Supply  Model                Capacity  Current  Current  Power    Status
> ------- -------------------- --------- -------- -------- -------- -------------
> 1       PWR-500AC-F               500W    0.37A    5.89A    70.6W Ok
> 2       PWR-500AC-F               500W    0.39A    6.30A    75.6W Ok
> Total   --                       1000W       --       --   146.2W --
> Router#

Also:

> To make the Q bit more general, are there any PE routers yet that can handle 3-8
> full feeds and use an amp and 1U or so instead of 5 and 4U?

juniper claims that the mx204 has a typical power draw of ~250W.

Nick