October 16, 2017 Arista EOS EAPI – Application Programmable Interface by Pablo Narváez
Network automation is usually associated with doing things more quickly which is true, but it’s not the only reason why we should adopt it.
Network administrators usually touch the CLI to make changes on the network. Things get messy when there’s more than one administrator in a multi-vendor environment: Chances for human error are increased when different admins try to make changes on the network using different CLI/tools at the same time.…
July 19, 2017 Virtual Environment Setup by Pablo Narváez
Welcome to the second blog post in my multi-part series describing in detail how I will deploy a L3SL-V Ethernet fabric with Arista vEOS and Ubuntu/KVM. In this post, I’m going to dive into the first component of the deployment: the virtual environment and the VMs.
Virtual Machine Spreadsheet – Inventory List
As it’s shown in the inventory list above (spreadsheet), I’m going to use a single server with KVM to create multiple VMs.…
This is the first post in a series where I’ll go deep on how VXLAN is deployed on Arista switches and how it operates in a Layer-3 Ethernet fabric.
Two-tier Layer-3 VXLAN Ethernet Fabric
For this lab, I will create a self-contained virtual environment with Ubuntu Linux/KVM and Arista virtual EOS (vEOS). Please note, the IP Storage, Services and Border Leafs will not be deployed yet; once we are done with VXLAN, I will add new features and functionalities including the extra Leafs.…