Getting 400gig interfaces working on the Arista 7280CR3-36S
TL;DR: you have to give up the adjacent 200gig port to use 400gig on the 7280CR3. If that’s okay, and you want to proceed with converting eth33/1 and/or eth35/1 to Continue Reading…
Category: Arista
Arista switching & routing
Getting a modern EOS on an Arista 7010T
The (currently) last version of EOS to support the venerable Arista 7010T switch is 4.28.10.1M. This is such a great switch; you can find them on eBay, often for less Continue Reading…
Arista Optics vs Real World
Just throwing a quick post up to act as a note to myself on Arista’s transceiver form factor names and how they map to the rest of the world. There’s Continue Reading…
Arista 7280SE upgrade failure
If you see this style of error after upgrading a 7280SE, it’s because EOS past 4.23 doesn’t support the good ol’ 7280SE (reference https://www.arista.com/en/support/advisories-notices/end-of-support/10276-end-of-software-support-for-7500e-7280e): Jul 27 07:34:34 rtr-lax-int2 SuperServer: 93: Continue Reading…
SCP’ing an image inbound to an Arista switch
Just a quick article on what you need to do to be able to SCP an image into an Arista switch:
Arista management VRF setup
Here’s some tips on setting up a management VRF in Arista gear, including management VRF routing which may or may not be available to you depending on equipment. Keep in Continue Reading…
Initial Arista impression
This article is a work in progress; still updating it with more info as of July 2016. In May 2016 I got my hands on a few Arista switches for Continue Reading…
OSPFv3 between Arista and Brocade or Cisco
Similar to my article about Cisco and Brocade not wanting to interact with each other without a very specific configuration, you’ll likely run into the same issue if you’re trying Continue Reading…