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FTD/FMC/FCM Startup/Shutdown Process - Cisco 4110 NGFW

Preface: I recently encountered an issue when attempting to start an FTD instance from FXOS command line, which sparked my desire to...

Consuming ISE APIs with Ansible : Get ISE Endpoint Details

In this post I will breakdown an Ansible playbook. The playbook consumes ISE APIs to provide endpoint details from the ISE database,...

REST vs. RPC APIs

In the post I want to breakdown REST API & RPC API and provide a brief comparison. Let's start with REST. Restful APIs leverage HTTP/S...

HTTP Methods & Status Codes Tidbit

In this tidbit I want to touch on different types of HTTP Methods & the types of HTTP status codes you may encounter when consuming APIs...

FMC & FTD Communication/Registration Tidbit

In this tidbit I want to cover the basics in regard to FTD & FMC registration. I also intend on covering how the two communicate with...

Securing Routing Protocols on ASA

"The What?" - In this blog I will cover configuring, securing, verifying, & redistributing routing protocols on the ASA. Protocols...

Understanding, Configuring, & Verifying ASA Clustering

"The What?" - In this blog I will be covering ASA clustering. I intend on providing a brief general overview of ASA clustering, as well...

Traffic Redirection to ASA FirePOWER Module

Building off of the following blog: Installing & Configuring FirePOWER Services Module on ASA - CLI, I will now cover how to redirect...

Installing & Configuring FirePOWER Services Module on ASA - CLI

"The What?" - In this blog I want to cover a general understanding of the FirePOWER service module on the ASA, to include the basics of...

Debugging IKEv1 on ASA

In the post I want to cover understanding IKEv1 status messages & debugging IKEv1 main mode. It is important as each message has its own...

Configuring & Verifying ASA Legacy IKEv1 L2L VPN - CLI

"The What?" - In this post I will cover configuring & verifying a basic site-to-site VPN tunnel between two Cisco ASAs using IKEv1 with...

Understanding ASA AnyConnect Webdeploy

In this post I want to cover the components & general understanding of how the ASA AnyConnect (AC) Webdeploy process works. First, it is...