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NaquanSep 26 · 4 min read

Fixing Private Subnet's Missing NAT Route

Objective This SOP explains how to inspect a private subnet’s route table, confirm the NAT gateway is healthy, add the missing default route to the NAT gateway, and verify end-to-end internet connecti

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Akshay NazirkarSep 19 · 5 min read

What Is a VPC in GCP? — Explained Simply

Introduction When you create resources in Google Cloud, they need a network so they can communicate with each other. For example, imagine you have: Application ↓ Database The application needs a

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Akshay NazirkarSep 19 · 7 min read

Public IP vs Private IP in GCP — Explained Simply

Introduction When working with Google Cloud, you will often see two networking options: Public IP and Private IP At first, the difference may sound obvious: Public IP → accessible through the inte

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Rupak ChakrabortyApr 18 · 9 min read

AWS Interconnect : Simplifying Hybrid & Multicloud Networking

Introduction If we look at cloud computing today, most things have become extremely easy. We can launch servers in seconds.We can deploy applications globally. But when it comes to networking between

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404voidApr 4 · 13 min read

OCI Networking Demystified — Part 2: How the Flexible Load Balancer Really Communicates with Backend Servers

In Part 1, we established the most important mental model for OCI networking: The VNIC is the unit of security control. We also introduced two approaches for controlling backend VM ingress from a Lo

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Saeed Anwar AnsariMar 7 · 8 min read

Read This Before You Build: The Cloud Networking Concepts That Actually Matter in Production

It is incredibly easy to spin up a server in the cloud. It takes seconds. But building an architecture that survives a massive traffic spike, prevents a data breach, and connects seamlessly to your le

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MUKESH KUMAR MAHTOFeb 18 · 3 min read

Configuring Networks via gcloud (GSP630) – Lab Notes 🧭 Overview

🌐 Configuring Networks via gcloud (GSP630) – Lab Notes 🧭 Overview A Virtual Private Cloud (VPC) network in Google Cloud is a global resource that connects regional subnets through Google’s private WAN. It provides networking to: Compute Engine VMs...

googlecloudplatform.hashnode.dev

Sunita VemulaJan 26 · 37 min read

Networking Fundamentals for DevOps Engineers

Networking is one of the key factors in DevOps because the entire organizational infrastructure and application workflows rely on networking concepts. Therefore, it is important for a DevOps engineer to understand networking fundamentals in depth. In...

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gong SeleneJan 13 · 1 min read

WAN Explained: The Essential Guide for Beginners

Wide Area Networks (WANs) connect offices, cloud services, and users across multiple regions. In today’s digital-first world, WANs are the backbone of corporate networks, ensuring secure and reliable connectivity. Understanding WAN: How It Differs f...

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Yashwanth PuligillaJan 4 · 5 min read

Building a Secure AWS Network From Scratch: Public Subnet, Private Subnet, Bastion Host, and NAT Gateway

When you first launch an EC2 instance, AWS feels simple. You click a few buttons.You get a public IP.You SSH in. And for a while, that feels like “cloud”. But the moment you ask: Who should be allowed in? Who should never be seen? How do private syst...

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