Using Python to track down switch ports from the ARP table
Recently, I came across a task where I had to track down the switch ports the devices are connected to
5 min read
Technical, Practical, not so boring articles
A collection of articles focusing on Networking, Cloud and Automation
Articles on
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ISE
Cisco ISE is by far one of my favourite products to work with. ISE enables a dynamic and automated approach to policy enforcement and NAC.
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NetDevOps
Network Automation is the process of automating the planning, installation, life-cycle maintenance, and optimization of Networks and related services.
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IaC
Infrastructure as Code (IaC) is the management of infrastructure in a descriptive model, using the same versioning as the DevOps team uses for source code.
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Ansible
Because of Ansible's easy automation framework, previously separated Network administrators can now speak the same automation language as the rest of the IT team.
Experienced with
Blog
View allPython Network Automation with Netmiko - Part 2
In the previous post, we have seen how to get started with Netmiko and send a single command to a
5 min read
Python Network Automation with Netmiko - Part 1
Let me preface by saying that I'm not a Python expert by any means but I have a basic understanding
9 min read
A simple guide to Palo Alto Active/Passive HA
High Availability is one of the most crucial parts of network operation. In terms of routers and switches, we have
7 min read
Cisco ASA AnyConnect VPN Example
In this blog post, we will learn how to configure Remote Access VPN with Cisco AnyConnect. The configuration steps are
14 min read
Cisco ASA NAT Example
In this blog post, we will go through the Cisco ASA NAT configuration examples. We will mainly be focusing on
6 min read
Cisco ASA Packet Capture
Having the ability to take packet captures directly on the Firewall is a lifesaver during any Network Troubleshooting. In this
5 min read
OSPF default-information originate
This blog post shows how to inject a default route into a normal OSPF area. In order for OSPF to
6 min read
802.1X - Deploy Machine and User Certificates
If you want to use EAP-TLS, EAP-FAST or TEAP as your authentication method for 802.1X then you may need
3 min read
Configuring AAA on Cisco devices using TACACS+
In this blog post, we will discuss how to configure authentication, authorization and accounting on Cisco devices using the TACACS+
7 min read
Cisco ISE CIMC firmware upgrade
When I was looking to upgrade the CIMC on the SNS-3515 appliance I was very confused. I couldn't really find
4 min read
Cisco ASA Syslog Simplified
This blog post focuses on how to configure Logging/Syslog on the Cisco ASA firewalls. Having relevant logs sent out
8 min read
Cisco ISE Admin access with AD Account
What if I tell you that only 3 out of 10 ISE admins use AD for ISE admin login (trust
5 min read
Cisco ISE Patch Install Example
Cisco releases ISE patches occasionally, like 3 or 4 patches a year for each version. The patches contain bug and
3 min read
Cisco ASA Site-to-Site VPN
If you are reading this blog then it is more likely you are looking to get some assistance with configuring
9 min read
Cisco ISE Log4j Patch Installation CSCwa47133
If you haven’t heard about Log4j vulnerability, then you must have been living under a rock for the past
3 min read
6 Tcpdump commands for Network Troubleshooting
Want to identify the Network Traffic that is going in and out of a Linux system? Have you ever wished
11 min read
Raspberry Pi as a router using iptables
I have a Raspberry pi 4 which I solely use to block ads using Pi-hole. I recently came across a
5 min read
Ansible with Cisco - Variables
PrerequisiteThis blog post assumes you have a basic understanding of Cisco devices and Ansible. If you are not familiar with
9 min read
Using Ansible with Vagrant
If you are not familiar with Vagrant, I highly recommend reading my previous Vagrant Introduction post here. Vagrant for NetDevOpsThere
7 min read
Vagrant for NetDevOps
There were many situations in the past where I had to quickly set up a Syslog server or a Radius
13 min read
Configure F5 TACACS+ authentication against Cisco ISE
OverviewYou can use TACACS+ to authenticate and authorize users into the F5 BIG-IP system which eliminates the need to configure
4 min read
Configure Palo Alto TACACS+ authentication against Cisco ISE
OverviewYou can use TACACS+ to authenticate and authorize users into the Palo Alto firewall which eliminates the need to configure
4 min read
APC Radius authentication with Cisco ISE
In this blog, I will show you how to use Cisco ISE to authenticate users into APC Network-enabled devices such
2 min read
