Re: Arista 7280QR-C36 Viability

[Brandon Butterworth via NANOG <nanog () lists nanog org>]

On 01/12/2025 13:57:18, "Mike Hammett via NANOG" <nanog () lists nanog org> 
wrote:
> At the risk of the Streisand effect, what am I missing about the Arista 7280QR-C36? It looks like a great router for 
> small ISPs (great price, large packet buffers, good port selection, meaningful hardware routes).

They are but the R3's are more suitable being supported and higher
scale (more so the 3K versions).

>  That said, it looks to be right on the border of DFZ viability. It supports "over 1M" routes, but I currently have about 
> 1,036,824 in my route table. How much over is "over"? What happens in EOS when it goes over?

The can have enough ram for RIB but FIB will drop some, with
the Flex Route selective FIB population option it'll be at a safe
for now 50% ish.

> What's the "next best" box for that role?

7280SR3 or 7280SR3K, or CR's if you need all 100G ports

brandon

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