Networking: Page

An introductory overview of 5G network capabilities

In this Q&A, author William Stallings discusses 5G services, such as network slicing and QoS, and other topics covered in his book, '5G Wireless: A Comprehensive Introduction.'

By Deanna Darah • July 29, 2021

Test your knowledge in this 5G QoS quiz

In this quiz, test your knowledge of network slicing, QoS, and other technologies and practices related to 5G networking.

By Deanna Darah, Pearson Education • July 29, 2021

asymmetric communications

Asymmetric communications is a term pertaining to any system in which the data speed or quantity, when averaged over time, is different in one direction from the other.

By Rahul Awati • July 27, 2021

frequency-hopping spread spectrum (FHSS)

Frequency-hopping spread spectrum (FHSS) transmission is the repeated switching of the carrier frequency during radio transmission to reduce interference and avoid interception.

By Katie Terrell Hanna, John Burke • July 27, 2021

network access control (NAC)

Network access control (NAC), also called network admission control, is a method to bolster the security, visibility and access management of a proprietary network.

By Rahul Awati, TechTarget Contributor • July 26, 2021

preboot execution environment (PXE)

Preboot execution environment (PXE), pronounced pixie, is a set of standards that enables a computer to load an operating system (OS) over a network connection.

By Gavin Wright • July 26, 2021

BGP vs. OSPF: When to use each protocol

BGP and OSPF are two of the most common routing protocols. While BGP excels with dynamic routing for large networks, OSPF offers more efficient path choice and convergence speed.

By Andrew Froehlich • July 23, 2021

AIOps network management requires vendor-buyer teamwork

Before buying AIOps tools, network managers should work closely with vendors to ensure they collect the correct network data and use relevant algorithms.

By Shamus McGillicuddy • July 23, 2021

SYN scanning

SYN scanning is a tactic that a malicious hacker can use to determine the state of a communications port without establishing a full connection.

By Katie Terrell Hanna • July 22, 2021

Stream Control Transmission Protocol (SCTP)

Stream Control Transmission Protocol (SCTP) is a connection-oriented network protocol for transmitting multiple streams of data simultaneously between two endpoints that have established a connection in a network.

By Rahul Awati • July 22, 2021

port

A port in computing has three main uses, each as a type of receptacle in networking, computer hardware and software.

By Gavin Wright • July 21, 2021

megabits per second (Mbps)

Megabits per second (Mbps) are units of measurement for network bandwidth and throughput. It is used to show how fast a network or internet connection is.

By Jessica Scarpati, Gavin Wright • July 20, 2021

passive optical network (PON)

A passive optical network (PON) is a system commonly used by telecommunications network providers that brings fiber optic cabling and signals all or most of the way to the end user.

By Andrew Froehlich , Tom Nolle • July 20, 2021

FDDI (Fiber Distributed Data Interface)

FDDI (Fiber Distributed Data Interface) is a network standard that uses fiber optic connections in a local area network (LAN) that can extend in range up to 200 kilometers (124 miles).

By Gavin Wright • July 20, 2021

Experts discuss stretched VLAN use cases, MEC and more

In this networking blog roundup, experts give reasons to stretch VLANs, discuss benefits of deploying private MEC with 5G, and differentiate between junior and senior IT engineers.

By Deanna Darah • July 19, 2021

American Wire Gauge (AWG)

American Wire Gauge (AWG) is the standard way to denote wire size in North America.

By Gavin Wright • July 19, 2021

DTMF (dual tone multi-frequency)

Dual tone multi-frequency (DTMF) is the sounds or tones generated by a telephone when the numbers are pressed.

By Gavin Wright • July 19, 2021

committed information rate (CIR)

Committed information rate (CIR) is the guaranteed rate at which a Frame Relay network will transfer information under normal line conditions.

By Rahul Awati • July 16, 2021

2021 networking trends for a post-pandemic enterprise

In 2020, the pandemic threw the best-laid IT plans into chaos. As enterprises find their footing again, here are four network trends defining the second half of 2021.

By Alissa Irei • July 16, 2021

What does the 0.0.0.0 IP address mean and why is it used?

One of a few special-purpose addresses, IP address 0.0.0.0 has several applications in networking. It stands in as a placeholder address, identifies a default route and more.

By Jessica Scarpati • July 15, 2021

What is the network edge and how is it different from edge computing?

The network edge is where an enterprise network connects to third-party network services. Edge computing is a distributed architecture that processes data closer to end users.

By Andrew Froehlich • July 15, 2021

BOOTP (Bootstrap Protocol)

BOOTP (Bootstrap Protocol) is an internet protocol that lets a network user automatically be configured to receive an IP address and have an operating system booted without user involvement.

By Katie Terrell Hanna • July 15, 2021

anti-replay protocol

The anti-replay protocol provides Internet Protocol (IP) packet-level security by making it impossible for a hacker to intercept message packets and insert changed packets into the data stream between a source computer and a destination computer.

By Rahul Awati • July 15, 2021

Switched Multimegabit Data Service (SMDS)

Switched Multimegabit Data Service (SMDS) is a public, packet-switched service aimed at enterprises that need to exchange large amounts of data with other enterprises over the wide area network on a nonconstant or bursty basis.

By Rahul Awati • July 15, 2021

Understand the role of IT/OT convergence in oil and gas

The oil and gas industry can benefit from the operational insights that IT/OT convergence provides. Predictive maintenance, in particular, helps improve safety and control costs.

By Shannon Flynn • July 14, 2021