Cisco ACI is a software defined networking solution to control the management and monitoring of a VXLAN network. I know for myself and I think it is common that ACI is confusing at first as to why it’s required and what it actually solves. So I like to think of it as a third iteration […]
Cisco ACI – Application Centric Infrastructure Part 1 Read More »
BGP, Border Gateway Protocol, is the routing protocol that connects the internet, and it is versatile enough to be used from small to large environments. This will be a small reference for BGP basic knowledge. – Basics of BGP – Confederations – Route Reflectors – Neighbour Formations – Path Selection – BGP Synchronisation – BGP
Basic BGP Information Read More »
In the previous XMPP post, I was using local users in the XMPP ejabberd server. There was command authorisation in the form of a setting on the XMPP configuration of each Arista switch. The default is 1, however this will not permit show run, or configuration commands and others. This post will explain how to
Using ISE AAA TACACS For Arista XMPP 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 »
Now that the API has been configured, it can be tested. In this post, I will show a few base GET requests that can be made to ISE in Postman.There is a lot of documentation built into ISE to view which gives examples on the types of calls and examples of calls and returned output.https://172.17.5.101:9060/ers/sdk#_
ISE Lab: API 2 – First API GET Requests with Postman Read More »
ISE does not have the REST API enabled by default. It must be enabled in the ISE admin tab. When saved, there is information at the top showing the URL to an SDK info page that goes through the setup procedure.The most basic setup is only a single step to create an ERS admin. It
ISE Lab: API 1 – Setup Read More »
The posture configuration is very similar to the one that was created in the Anyconnect VPN post. This post will go over the posture steps and demonstrate what it looks like on a switch and also in the ISE RADIUS live logs. On a wired LAN connection using dot1x the ISE posture can determine based
ISE Lab: Wired 3 – 802.1x Posture Read More »
This is the first time I have managed to make this work in a GNS3 environment in several years of working with ISE I think it is down to the updated switch image. All the steps and config will be detailed from the switch to ISE. To see the configuration, go here – The device
ISE Lab: Wired 2 – 802.1x Configuration Read More »