Posts

All the articles I've posted.

• Jenkins Installation

  24 Nov, 2022

  How to install Jenkins using Docker — pulling the image, running the container, and completing initial setup.

• Go meets Cisco using SSH

  5 Jul, 2022

  Using Go to connect to Cisco devices over SSH — reading show commands programmatically and parsing network device output.

• Postman Environment Variables

  2 Feb, 2022

  Using Postman Environment Variables to manage tokens and base URLs across collections — making API testing much easier.

• Python: Script structure

  30 Dec, 2019

  Basic Python script structure notes — a reference for organizing scripts with imports, functions, and a main entry point.

• Cisco NX-OS: VXLAN and External Connectivity

  4 Dec, 2019

  How to connect VXLAN fabrics to the outside world — external routing, VRF leaking, and border leaf design.

• Cisco NX-OS: VXLAN - vPC - Anycast

  2 Dec, 2019

  The problem with VXLAN and vPC — and how anycast VTEP solves it by presenting a single logical VTEP address.

• Cisco NX-OS: VXLAN Symmetric Routing

  25 Nov, 2019

  EVPN IRB symmetric routing: how it solves the ARP/CAM scaling problems of asymmetric routing using L3 VNIs.

• Cisco NX-OS: VXLAN Asymmetric Routing

  20 Nov, 2019

  EVPN IRB asymmetric routing: how it works, its limitations with ARP cache and CAM table scaling, and when to avoid it.

• Cisco NX-OS: VXLAN BGP EVPN control plane

  18 Nov, 2019

  BGP EVPN as a control plane for VXLAN: route types, MP-BGP, and how it replaces flood-and-learn.

• Cisco NX-OS: VXLAN Multicast Control Plane

  13 Nov, 2019

  Configuring VXLAN with multicast flood-and-learn control plane on Cisco NX-OS. Step-by-step with commands.