Book Image

ChromeOS System Administrator's Guide

By : Dr. Willie Sanders, Jr.
Book Image

ChromeOS System Administrator's Guide

By: Dr. Willie Sanders, Jr.

Overview of this book

Google's ChromeOS provides a great platform for technicians, system administrators, developers, and casual users alike, providing a seemingly simplistic architecture that is easy enough for a novice user to begin working with. However, beneath the surface, this operating system boasts a plethora of powerful tools, able to rival any other OS on the market. So, learning how to harness the full potential of the OS is critical for you as a technical worker and user to thrive at your workplace. ChromeOS System Administrator’s Guide will help you reap the benefits of all features of ChromeOS. This book explains ChromeOS’ unique architecture and its built-in tools that perform essential tasks such as managing user accounts, working with data, and launching applications. As you build your foundational knowledge of the OS, you'll be exposed to higher-level concepts such as security, command line, and enterprise management. By the end of this book, you’ll be well-equipped to perform a range of system administration tasks within ChromeOS without requiring an alternative operating system, thereby broadening your options as a technician, system administrator, developer, or engineer.
Table of Contents (16 chapters)
1
Part 1:Working with ChromeOS
5
Part 2:Security and Troubleshooting
9
Part 3:Advanced Administration

Implementing port forwarding

Port forwarding is another critical concept related to the development of apps on your ChromeOS device but to understand it, you’ll need a short crash course in computer networking. In computer networking, a port is a number that has been associated with a networking protocol (that is, a set of rules for network communication) or an application. The numeric representations of protocols and apps are used as a kind of shorthand reference when defining how different applications will communicate over the network. For example, a web browser such as Google Chrome utilizes the Hypertext Transfer Protocol Secure (HTTPS) protocol to provide encrypted data communications over the internet. The HTTPS protocol is represented by port number 443.

When a device communicates over the network, it will indicate the port number of the protocol initiating communications (that is, the source protocol) and the port the communication is bound for on a destination computer...