November 2023
Intermediate to advanced
648 pages
17h 44m
English
Content preview from Cisco Certified Support Technician CCST Networking 100-150 Official Cert Guide
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Chapter 16
Names and Time
This chapter covers the following exam topics:
1. Standards and Concepts
1.5. Describe common network applications and protocols.
TCP vs. UDP (connection-oriented vs. connectionless), FTP, SFTP, TFTP, HTTP, HTTPS, DHCP, DNS, ICMP, NTP
You could type in a service’s IP address to reach a website or SSH to a server if you know it. Most users type in a domain name containing short words and dots instead. Networks do not know how to route packets to names. Networks only know how to route packets to IP addresses.
The Domain Name System (DNS) translates names users identify services with to the IP addresses networks know how to use to carry packets.
This chapter begins with the structure of a domain name and how domain ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.