Recent Posts

Secure Queries with SNMPv3 and PySNMP

5 minute read

The information obtained with SNMP from network devices ranges from being simple timeseries type data like interface metrics to complex and sensitive status ...

Compiling SNMP MIB’s for PySNMP

6 minute read

The ability to refer to a SNMP MIB variable by name is an important aspect for increasing readability and understanding of your Python scripts. PySNMP comes ...

SNMP Queries with PySNMP High-Level API

12 minute read

I’ve previously written about PySNMP’s simpler SNMP query using one-liner command generator as a method to send SNMP queries using an OID. That method allows...

The Role of Network Security to Fight Log4Shell

11 minute read

December 9th, 2021 rocked the world for a significant number of IT professionals responsible for building and protecting applications their organizations cre...

Cisco ISE 2.4 to 3.0 Upgrade Procedure

17 minute read

If you have ever read through Cisco ISE 3.0 Upgrade Guide you know that it involves a lot of decision points and having to reference many other Cisco referen...

Simple SNMP Queries with Python

11 minute read

The need to query network devices for information on a repeated and consistent basis always been a critical function of performing network management. Monito...

How to Upgrade Cisco ASA Firewalls (External)

less than 1 minute read

With the ever increasing number of vulnerabilities and security advisories that are released by networking vendors, having a well defined plan for performing...

Exploring NETCONF and YANG on Cisco IOS-XE

8 minute read

I have been reading up on model-driven programmability using NETCONF and YANG models and found myself playing around with these after a Reddit user was havin...

Initial Thoughts on Cisco NFVIS API

12 minute read

With multiple Cisco NFVIS software upgrades planned in the near future I thought I would explore the API to see how this might help speed up the process. My ...

Overview of the Viptela vManage API

12 minute read

The move away from decentralized management of network devices has been a huge time saver when it comes to gathering data on these technologies. Although the...

The Role of Automated Health Checks

8 minute read

The increasing complexity of network infrastructure devices has drastically changed what is required to perform a thorough health check to ensure it is opera...

A Guide to Cisco Support API’s - Part 2 - EoX

15 minute read

The Cisco Support API’s provide some very useful end-points that enable you to gain efficiencies on managing your Cisco hardware and software inventory. In t...

A Guide to Cisco Support API’s - Part 1

6 minute read

Managing your network infrastructure hardware, software and maintenance lifecycle workflow tends to be a painful process. It means gathering large amounts of...

Welcome!

less than 1 minute read

Welcome to my site! I’m looking forward to sharing all sorts of exciting posts on networking technologies and automation. I have a particular interest in SD-...