Get started
Bring yourself up to speed with our introductory content.
Get started
Bring yourself up to speed with our introductory content.
telecommunications (telecom)
Telecommunications is the transmission of data, voice and video over significant distances by electronic means that use a wide variety of networks and media. Continue Reading
router
A router is a physical or virtual appliance that passes information between two or more packet-switched computer networks. A router inspects a given data packet's destination IP address, calculates the best way for it to reach its destination and ... Continue Reading
wavelength
A wavelength is a measure of distance between two identical peaks or crests -- high points -- or between two identical troughs -- low points -- in a wave. Continue Reading
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Learn about the top telecom certifications
Use this expert advice to wade through myriad telecom certifications and pinpoint the top certifications for the industry, like TCO, iNARTE and BICSI certifications. Continue Reading
network protocols
Network protocols are sets of established rules that dictate how to format, transmit and receive data so computer network devices -- from servers and routers to endpoints -- can communicate regardless of the differences in their underlying ... Continue Reading
domain name system (DNS)
The domain name system (DNS) is a naming database in which internet domain names are located and translated into internet protocol (IP) addresses.Continue Reading
What does stateful vs. stateless mean in a networking context?
When it comes to understanding state from a networking perspective, knowing the difference between stateful vs. stateless firewalls is a crucial starting point.Continue Reading
BGP tutorial: How the routing protocol works
Border Gateway Protocol is the complex routing protocol that literally makes the internet work. This tutorial walks you through how BGP functions and offers troubleshooting options.Continue Reading
Address Resolution Protocol (ARP)
Address Resolution Protocol (ARP) is a procedure for mapping a dynamic Internet Protocol address (IP address) to a permanent physical machine address in a local area network (LAN).Continue Reading
5G
Fifth-generation wireless (5G) is the latest iteration of cellular technology, engineered to greatly increase the speed and responsiveness of wireless networks.Continue Reading
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A glossary of 10 essential network security terms
This network security glossary covers both old and new key terms -- such as zero trust networks and microsegmentation -- that can bolster anyone's security vocabulary.Continue Reading
An introduction to the types of firewalls and how they work
In this introduction to firewall technology, learn about the types of firewalls and how they work to keep private networks safe from hackers and other security threats.Continue Reading
What is edge computing, and how can you get started?
Edge computing is forcing IT teams to rethink legacy architectures. In this guide, explore what edge computing is, its pros and cons and how it can change enterprise networks.Continue Reading
Synchronous Optical Network (SONET)
Synchronous Optical Network (SONET) is a standard for synchronous data transmission on optical fibers.Continue Reading
What is NetOps? Start with these 5 common questions
This compilation is an essential starting point for NetOps novices. These five common questions explore what NetOps is, how it can benefit networks and its effect on network teams.Continue Reading