Author Archives

• SRv6 Micro-Instructions

  By Leonir Hoxha on June 8, 2021 • ( 0 )

  Segment Routing v6 (SRv6) has been into development for some years now, with Cisco as the lead together with Network Operators and other vendors. Here is a short and high-level Demo made by Jakub Horn which shows SRv6 Micro Instruction… Read More ›

• Tic-Tac-Toe with Python

  By Leonir Hoxha on December 28, 2020 • ( 0 )

  

  Playing around with Python while reading the “Automate the Boring stuff with Python” book from Al Sweigart, I came down to code the Tic-Tac-Toe game, and part of the code has been provided by the book itself, which is the… Read More ›

• Zero Touch Provisioning with IOS-XR

  By Leonir Hoxha on November 9, 2020 • ( 0 )

  ZTP short for Zero Touch Provisioning is one of the instrumental parts of an end-to-end network automation ecosystem, which counts for a fast, reliable, and error-free provisioning of new as well as existing network devices. Network Operators, be it a… Read More ›

• First conference for 2020

  By Leonir Hoxha on January 23, 2020 • ( 0 )

  

  January and no snow!! rare to see, at least back from where I come from. Anyway, Cisco Live (#CLEUR) event starts next week, and as usually I will participate as a Speaker with another Segment Routing LAB session, this time… Read More ›

• DENOG Conference

  By Leonir Hoxha on November 14, 2019 • ( 0 )

  Just headed back from Hamburg where DENOG (German Operators Group) Conference was held, and I was invited to speak about Segment Routing technology. Considering that I like SR and the experience I possess in Design and Implementation of SR with… Read More ›

• Access MongoDB database with Python

  By Leonir Hoxha on October 17, 2019 • ( 0 )

  

  Databases are not my subject matter expertise, nor do I have any real experience with any of the SQL or non-SQL based database platforms. As I am putting more effort during my non-business hours into coding (Python), it is naturally… Read More ›

• Per-vrf Traffic Engineering with Segment Routing

  By Leonir Hoxha on April 28, 2019 • ( 2 )

  

  MPLS Traffic engineering is a set of tools that can improve performance in MPLS based networks. Let’s have a look at some terminologies when deploying MPLS Traffic Engineering: Head-End (Ingress PE) Tail-End (Egress PE) Looking at the diagram below, we… Read More ›

• Attending Cisco Live 2018 in Orlando?

  By Leonir Hoxha on May 4, 2018 • ( 0 )

  

  Happy to announce that this year I’ll be delivering couple of LAB sessions at Cisco Live conference in Orlando, this time together with my colleagues Sunpreet Arora and Nikola Jovanovic we will be delivering the following sessions: Segment Routing LAB… Read More ›

• Traffic Engineering with Segment Routing

  By Leonir Hoxha on April 23, 2017 • ( 0 )

  I was given the opportunity to talk at PLNOG conference, beginning of March 2017. Considering the time constraints, I believe I was able to cover the SR-TE topic at least from high level point of view with some details underneath. How a… Read More ›

• PBB EVPN – A new flexible L2VPN Service

  By Leonir Hoxha on April 23, 2017 • ( 0 )

  

  Provider Backbone Bridging Ethernet VPN  (PBB-EVPN) is a new way of providing Layer 2 Services to enterprises, B2B customers, etc. I’m not going to drill down much on the theory part, as there’s plenty of articles and blog posts out there…. Read More ›