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  • Configure Layer 2 Multi-homing and Layer 3 EVPN on Nokia SR-Linux

  • Collect objects from the Strata Cloud Manager

  • Create security rules with automation in Strata Cloud Manager

  • Prepare your Strata Cloud Manager for automation

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GNS3, Nokia/Alcatel, TiMOS/SR-OS

How to add and configure Nokia VSR VM in the GNS3

13/11/202113/11/2021 Radosław Kochman

GNS3 is a powerful tool to simulate computer networks. Many images are ready to use right after the basic setup. However, sometimes we have to put in some more work to make everything work as expected. In this article, we

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Cisco, GNS3, iOS, NetStudy

OSPF with BFD case study

18/10/202118/10/2021 Radosław Kochman

While administrating the network, it’s important to think about high availability. If one network element goes down, the network can still operate properly after it’s converged. But how about the convergence time? It differs from one protocol to another, and

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Cisco, GNS3, iOS, NetStudy

IPv6 tunneling over IPv4 GRE

17/07/202116/07/2021 Radosław Kochman

As network engineers, sometimes we have to deal with unusual problems. One of them is when we have two isolated IPv6 network parts, but we want them to be able to communicate with each other. In this article, we’re gonna

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Cisco, GNS3, iOS, NetStudy

Layer 3 MTU case study

07/06/202103/06/2021 Radosław Kochman

In the previous article, I’ve touched the layer 2 MTU topic. This time, we will see how’s the behaviour of layer 3 MTU in 3 different scenarios. Packet structure First of all, before we touch on some case scenarios, let’s

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Cisco, GNS3, iOS, NetStudy

Layer 2 MTU case study

03/05/202103/05/2021 Radosław Kochman

The MTU topic seems to be confusing, especially among young network engineers. I’ve decided to into two parts. This article is focused on the layer 2 MTU aspect exclusively. I’ve prepared 3 case scenarios to present how’s switch behaves with

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NetStudy, Nokia/Alcatel, SR-Linux

Basic layer 2 operations on Nokia SR-Linux

19/04/202103/05/2021 Radosław Kochman

In this article, we will dive into a brand-new Nokia network operating system – SR-Linux, which is available on a Nokia 7220 series. We will focus mainly on the basic L2 operations on this platform. Topology The topology for this

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Cisco, Cisco Meraki, DEVASC 200-901, Python, REST API, SDN

Cisco Meraki REST API calls using SDK

05/04/202129/03/2024 Radosław Kochman

In the previous article about Cisco Meraki, I’ve shown you a way to interact with REST API by using the requests library. This article is focused on a Meraki SDK, which provides an easier way to interact with Meraki. Tools

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Cisco, GNS3, iOS, NetStudy, Nokia/Alcatel, TiMOS/SR-OS

MST interoperability between Nokia 7750 and Cisco IOS

22/03/202123/03/2021 Radosław Kochman

In this article, I want to briefly touch on the Multiple Spanning Tree protocol configuration on Nokia 7750 and its compatibility with Cisco equipment. The spanning-tree configuration on SR-OS varies by type. The MST is slightly different because it uses

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Cisco, Cisco DNA Center, DEVASC 200-901, Network automation, Python, REST API

Cisco DNA REST API calls using SDK

11/11/202022/09/2024 Radosław Kochman

There are various methods of interacting with the Cisco DNA Center. In the previous articles, I’ve shown you how to execute REST API calls by using Postman software and Python’s requests library. This time, I’ll use an SDK dedicated for

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Cisco, Cisco DNA Center, DEVASC 200-901, Network automation, Python, REST API

Cisco DNA REST API calls with Python’s requests library

05/11/202022/09/2024 Radosław Kochman

In this article, I’ve shown you how to execute simple REST API calls to the Cisco DNA Center using Postman. Today, we will switch to Python to build a couple of useful scripts. Tools To run REST API calls we

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Recent Posts

  • Configure Layer 2 Multi-homing and Layer 3 EVPN on Nokia SR-Linux
  • Collect objects from the Strata Cloud Manager
  • Create security rules with automation in Strata Cloud Manager
  • Prepare your Strata Cloud Manager for automation
  • Deploy Cumulus Linux in under a minute with Containerlab

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