This is going to follow on from the previous post to get a basic three switch topology up and running with VXLAN. This time however, instead of doing more VXLAN I will concentrate on a way to automate the adding of spine and leaf switches to the fabric.The purpose of this automation piece is to […]
Arista VXLAN 2 – Automating Spine and Leaf Configuration Read More »
This post is a follow-up to the post I created that gives a basic multi threaded example. There isn’t any context and when I came back to the code I found it difficult to translate into one of my functions. In this example, I will take a function of my F5 Flask Dashboard that has
Python Migrating Single Threaded Function to a Multi Threaded function Read More »
AEM is the event handler for Arista. It can be used to automate tasks giving the user the ability to customise alerts and actions. There are three parts to ARM; Event Manager, Event Monitor and Linux Tools. Send XMPP Message on Interface ChangeDownload script and execute if startup-config presentUsing variables in AEMRunning Script Before EOS
This is something new that I decidced to try out. Using an AI chatbot to generate a base configuration for Linux, Cisco, Arista etc. I do not know all of the Cisco commands for every feature, nor do I have the ability to memorise all the Python functions or Linix configuration. I use Google to
Using ChatGPT to Generate Config Read More »
Now that the XMPP server and switches have been configured, commands can now be issued from an XMPP client either on the switch or a client running in Linux, Windows, etc.This post will demonstrate the issuing of commands from the IM client Gajim and the Arista switches themselves using XMPP. By default, when configuring the
Arista XMPP Sending Commands Read More »
Extensible Messaging and Presence Protocol is an open standard protocol for instant messaging. Arista switches can use this protocol as a way to configure multiple switches with the same configuration at the same time. Arista switches can even be grouped, so all spine switches, or all leaf switches, or switches in a certain location, etc.
Arista XMPP Configuration Read More »
Zero Touch Provisioning is a way for Arista switches to get a configuration file via DHCP options and configure itself with no interaction from an admin. All there is to do is connect up the switch and IP/config will be applied to the switch.ZTP will only run when there is no startup-config file, so first
Arista Zero Touch Provisioning (ZTP) Read More »
As ISE is using an API, Python can be used to interact with the API. This allows the use of programmatic logic to create, read, update or delete ISE elements. Basic GET I have created a simple GET that will just print the dACLs that ISE has. This is exactly the same API request and
ISE Lab: API 5 – Using Python Read More »
This post will find the details of an endpoint off the MAC address, and then see all the endpoints in a certain group.The API doesn’t seem to be able to search for an endpoint by IP address, as can be done in the GUI. Maybe it can, but with another API. The device that will
ISE Lab: API 4 – Search for Endpoint Read More »
This will be creating and deleting a dACL. Again, details can be found in the built-in ISE documentation. The Postman headers are the same as in the previous GET. Create The only changes here are; POST method and to add the dACL that will be sent with a name and description.A 201 response code will
ISE Lab: API 3 – Create & Delete dACLs Read More »