Category: Shunned Tutorials
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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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How to Fix .gitignore after Pushing Undesired Files to the Repository
sometimes we inadvertently commit files that were supposed to be ignored. In such cases, the git rm -r –cached command comes in handy
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How to resolve “no cgroup mount found in mountinfo: unknown” error?
If you’re using Fedora 33 and encountering the frustrating “OCI runtime create failed” error whenever you attempt to start a Docker instance, don’t worry! We have a solution for you. This tutorial will guide you through the process of creating a custom systemd service unit to resolve the issue.
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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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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…