Practical Internet Server Configuration: Learn to Build a Fully Functional and Well-Secured Enterprise Class Internet Server

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021

R. La LauPractical Internet Server Configurationhttps://doi.org/10.1007/978-1-4842-6960-2_4

4. Network Basics and Firewall

Robert La Lau¹  

(1)

Blain, France

 

These days, it is almost unthinkable that a computer would not be connected to a network, and a server is useless without a network connection.

In this chapter, the network interface will be located, an IP address and hostname will be assigned to that network interface, and the gateway that connects this server to the internet, as well as the external DNS servers that translate between hostnames and IP addresses, will be configured.

Lastly, the firewall will be configured. A firewall is software that can ...