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The latest News and Information on IT Networks and related technologies.

A Layman's Guide To HTTP/2

HTTP stands for Hypertext Transfer Protocol and is the backbone of the World Wide Web. HTTP/2 is the second major version of the HTTP protocol, which offers a performance improvement over its prototype. The new protocol has been in development for a long time, with the first draft published in 2012 and it was finalized in 2015. In recent times, HTTP is the obligation that boards almost all of the networks.

Round-Trip Time (RTT) - An Overview

A notable tool that renders the fortune of a web is Round Trip Time, which is also known as Round Delay Time. The time taken for a network request for a data packet and the flourishing of that data is the round trip time. The duration of RTT is calculated in milliseconds. RTT can be diagnosed and prompted by pinging a specific address. The time takes for an internet request to hit a destination and to lapse back to the primary resource.

From Baud to Awed: The History of the Modem

From 300 baud to multiple gigabits per second, it’s time to celebrate the history of the modem. It occurs to me that we will soon be entering a period where no one will remember the ear-shredding screech of a dial-up modem connecting their computers to the internet—all the while hoping no one picks up the phone and wrecks it. The humble modem is, at least as a device sitting on your desk alongside your computer, largely consigned to history—and more than a few recycling centers.

5 Executive Blindspots Around Hybrid IT Observability

For tech leaders, staying on top of hybrid and multi-cloud complexity with traditional monitoring tools is not easy task -- and can create distinct visibility gaps across your environments. SolarWinds Hybrid Cloud Observability can help put you on the path to better business outcomes.

NGINX Logging Configuration: How to View and Analyze Access and Error Logs

NGINX is one of the most widely used reverse proxy servers, web servers, and load balancers. It has capabilities like TLS offloading, can do health checks for backends, and offers support for HTTP2, gRPC, WebSocket, and most TCP-based protocols. When running a tool like NGINX, which generally sits in front of your applications, it’s important to understand how to debug issues. And because you need to see the logs, you have to understand the different NGINX logging mechanisms.

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Network topology software for your enterprise networks

Every network has a topology. It is the task of the network admin to discover and build upon it. So it's vitally important you have an extremely detailed understanding of your network topology. A network topology diagram graphically depicts the devices, connections, and paths of a network so you can see how the different components interact and communicate with one another. A network topology diagram is essential for creating and managing a network. Without it, even basic troubleshooting can become unnecessarily difficult.

Top Things To Consider When Connecting IoT Devices To The Cloud

Use cases for the Internet of Things (IoT) range from trucks, to shipping containers, to people, to cows. An organisation’s assets can be mobile, autonomous, even sentient - and the applications for tracking these assets are as limitless as the assets themselves. Analysts have identified asset tracking as the fastest growing industrial IoT market and it is expected that most connected devices will be location aware within the next decade.

Winning Over the Skeptics: How SD-WAN Is Transforming Government Networks

Are software-defined wide area networks (SD-WANs) worth the hype? Read below as our own Brandon Shopp details the value of this fast up-and-coming technology and how it can help. Public sector wide-area networks (WANs) are undergoing a transformation. The pressing need to support remote workers and a surge in demand for video conferencing, secure remote access, and cloud applications has seen public sector IT teams shift gears away from traditional, often multi-protocol label switching (MPLS)-based WANs.

Using Brotli Compression in NGINX

Brotli is gaining steam as the compression algorithm du jour for high performance websites. Created back in 2013 by Google to decrease the size of WOFF files, Brotli was standardized in 2016 as part of RFC 7932. The sales pitch for Brotli is better compression than Gzip - with similar CPU usage. Better compression leads to faster performance, but how much better is it?

Use the Proxy Protocol to Preserve a Client's IP Address

In this blog post, you’ll learn how the Proxy Protocol preserves a client’s IP address when that client’s connection passes through a proxy. You will also find resources for how to integrate the protocol into your own proxy or web server software. What is the Proxy Protocol? It is a network protocol for preserving a client’s IP address when the client’s TCP connection passes through a proxy.