Tag: Network
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Tutorial: public ghrc.io container image (github respository) using github actions
We will walk you through the simple steps to create your own public ghrc.io container image for your GitHub repository.
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Unlocking the Power of Kubernetes Operators for Network Automation [Part 1]
![Unlocking the Power of Kubernetes Operators for Network Automation [Part 1]](https://brewpackets.blog/wp-content/uploads/2023/11/kubebuilder-operator-kubenetes-tutorial-network-automation-e1699657506748.jpg)
In this blog post, we’ll dive into the world of Kubernetes operators for network management. We’ll show how to use kubebuilder in a quick tutorial first to build the foundation of your operator.
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Using pyang for Checking YANG Models for Nokia 7×50
The YANG data modeling language is widely used in network configuration and data representation. This tutorial guides you through the installation and use of pyang, a YANG validator, converter, and code generator, to inspect the YANG info for Nokia 7×50 models.
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Python: URL Construction: Mapping Magic vs. If/Else Statements
We explore two approaches to URL construction: “Mapping” and the logical “If/Else Statements.”
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What is __name__ and __main__ in python?
As a Python enthusiast, you’re likely digging into others’ code, seeking to learn and understand more. This self-driven exploration is indeed a fantastic way to enhance your skills. However, it’s natural to come across a few puzzling aspects, like __main__ or __name__, leaving you a bit befuddled. These are powerful constructs within Python that control…
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Segment Routing Lab: SR-MPLS SR-ISIS/TE-LSP Demo
This lab is showing a simple configuration and verification of SR on Nokia routers to signal both IGP’s shortest path and TE LSPs similar to the capabilities of LDP and RSVP-TE MPLS transport label signaling protocols respectively. SR’s built-in capability for Fast ReRoute (FRR) using Loop-Free Alternate (LFA) is also shown Network Setup See topology…
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Testing ChatGPT regarding eBGP/iBGP protocols
The content of this post was generated using ChatGPT, challenging its capacity to bring an accurate technical answer. Asking ChapGTP about network technologies could be fun and useful, it helps me to rediscover things a I didn’t clearly have on top of my mind. I invite you to try on your own. Differences between iBGP…
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3GPP 5G Core explain in 5min
This post is an extract from the approach provided by Larry Peterson Oguz Sunay and Bruce Davie. I highly recommend you to go and read their online book. I did this extract to have a direct way to get into the all 5G acronyms, and also because this reading was one of the best I…
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Calico and MetalLB working together with BGP
When we want to make Calico and MetalLB working together with BGP, we’ll run into the following issue: BGP only allows one session to be established from the same source IP. So, if Calico has a session established with your BGP router, MetalLB cannot establish its own session – it’ll get rejected as a duplicate…
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Ingress and MetalLB
In this post we’ll show some a configuration example of how to use ingress controller and one of the most popular Kubernetes services: load-balancer. In this case, I am using NGNIX ingress controller and MetalLB as the load-balancer service. MetalLB MetalLB is an opensource project of a load-balancer implementation for Kubernetes clusters. Public clouds are…