BGP What is BGP Confederation? By design, iBGP requires a full mesh of peerings between all routers so every router can learn routes from all Suresh Vinasiththamby Dec 27, 2025 9 min read
Firewall FortiGate Radius Administrator Login with Cisco ISE Let’s assume a simple scenario. You have two different teams managing your FortiGate firewalls. One team is made up Suresh Vinasiththamby Dec 25, 2025 10 min read
Arista Arista Radius Administrator Login with Cisco ISE Let’s assume a simple scenario. You have two different teams managing your Arista devices. One team is made up Suresh Vinasiththamby Dec 24, 2025 9 min read
BGP Build BGP Labs in Minutes, Not Hours with Netlab What if I told you that all it takes to build a simple BGP lab with two eBGP peers (or Suresh Vinasiththamby Nov 2, 2025 15 min read
Network Network Labs on a Budget "Can you suggest some specs for a server for my network labs?" is probably the question I get Suresh Vinasiththamby Oct 26, 2025 13 min read
Docker Docker Networking (Bridge, Host and None Drivers) It’s a bit embarrassing as a Network Engineer that we’ve made it this far into the Docker series Suresh Vinasiththamby Oct 20, 2025 17 min read
Python Python Getters, Setters and @property Decorator When I first started working with Python classes, some of the most confusing topics were getters, setters, and @property. There Suresh Vinasiththamby Oct 15, 2025 7 min read
Python Python OOP - Method vs Function and the Mystery of ‘self’ I just realized how much I didn't know about Python Object-Oriented Programming. I thought I knew the basics, Suresh Vinasiththamby Oct 13, 2025 4 min read
NetDevOps Netpicker NetBox Plugin and Automation Netpicker brings together configuration backups, security and compliance checks, and automation in one place. It supports over 150 network vendors, Suresh Vinasiththamby Oct 11, 2025 10 min read
Containerlab How to Take Packet Captures in ContainerLab/Netlab? If you follow my blog, you probably know that I’m a big advocate for using Containerlab and Netlab to Suresh Vinasiththamby Oct 5, 2025 8 min read
BGP BGP Route Reflectors, Originator ID and Cluster ID In iBGP, all routers in the same AS must be fully meshed, meaning every router forms an iBGP session with Suresh Vinasiththamby Sep 23, 2025 15 min read
Infrahub Getting Started With Infrahub MCP Server In this post, we’ll be looking at how to use the Infrahub MCP server. But, before we get there, Suresh Vinasiththamby Sep 21, 2025 11 min read
Palo Alto Palo Alto Radius Administrator Login with Cisco ISE Let’s assume a simple scenario. You have two different teams managing your Palo Alto firewalls. One team is made Suresh Vinasiththamby Sep 16, 2025 11 min read
members BGP BGP Multi-Homed with Two ISPs and Two Routers If you are a Network Engineer working for an Enterprise, you may not work with BGP as often as someone Suresh Vinasiththamby Sep 13, 2025 24 min read
Infrahub Automate IP, VLAN & BGP Resource Allocation With Infrahub Resource Manager Have you ever had two teams accidentally assign the same IP address? Or heard someone ask, “Can I get a Suresh Vinasiththamby Aug 30, 2025 14 min read
Palo Alto Running Palo Alto Firewalls on Proxmox If you follow me or my blog, you may know that I moved my homelab to Proxmox. Even though I Suresh Vinasiththamby Aug 28, 2025 4 min read
Containerlab Netlab - The Fastest Way to Build Network Labs Recently, I was doing some reading on MPLS and wanted to build a lab for it. For my use case, Suresh Vinasiththamby Aug 24, 2025 21 min read
AWS AWS Direct Connect Technical Deep Dive (IX) In the previous posts, we looked at how to use a site‑to‑site VPN to connect your on‑premises Suresh Vinasiththamby Aug 6, 2025 20 min read