June 2015
Intermediate to advanced
216 pages
4h 48m
English
Content preview from Learning RHEL NetworkingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
Start your free trial
Chapter 3. Configuring Key Network Services
It must be said that having a network is great and most fulfilling; however, the reasons for using that network must be challenged and understood. No one has a network for the sake of having a network, so we must bring services to our network to give it a purpose, meaning, and reason to exist.
Of course, there are many and varied services that we can add, many of which are covered during the course of this book. To begin with, we will look at the following topics:
- DNS (the name resolution)
- DHCP (the IP address assignment)
- NTP / PTP (time services)
- SMTP (e-mail)
Domain Name System
Domain Name System (DNS) servers help us to resolve friendly computer names, such as www.packtpub.com, to a less human-friendly ...