Networking: Page

conductance

Conductance is an expression of the ease with which electric current flows through materials like metals and nonmetals.

By Andrew Zola • Aug. 16, 2021

network operations center (NOC)

A network operations center (NOC) is a centralized place from which enterprise information technology (IT) administrators -- either internal or third party -- supervise, monitor and maintain a telecommunications network.

By Rahul Awati • Aug. 16, 2021

dense wavelength-division multiplexing (DWDM)

Dense wavelength-division multiplexing (DWDM) is an optical fiber multiplexing technology that is used to increase the bandwidth of existing fiber networks.

By Andrew Zola, John Burke • Aug. 12, 2021

IPTV (Internet Protocol television)

IPTV (Internet Protocol television) is a service that provides television programming and other video content using the Transmission Control Protocol/Internet Protocol (TCP/IP) suite, as opposed to broadcast TV, cable TV or satellite signals.

By Katie Terrell Hanna, Jessica Scarpati • Aug. 12, 2021

session border controller (SBC)

A session border controller (SBC) is a dedicated hardware device or software application that governs the manner in which phone calls are initiated, conducted and terminated on a voice over Internet Protocol (VoIP) network.

By Alexander Gillis • Aug. 12, 2021

carrier-to-noise ratio

In communications, the carrier-to-noise ratio, often written as CNR or C/N, is a measure of the received carrier strength relative to the strength of the received noise.

By Andrew Froehlich • Aug. 12, 2021

What is packet loss in networking?

Packet loss is when one or more transmitted data packets fail to arrive at their destination.

By Alexander Gillis • Aug. 12, 2021

A deep dive into Fortinet’s SASE platform

Despite its strong security foundation, Fortinet's SASE platform lacks a cloud-native strategy and requires teams to stitch the architecture together.

By Steve Garson • Aug. 11, 2021

split horizon

Split horizon is a method used by distance vector protocols to prevent network routing loops.

By Robert Sheldon • Aug. 11, 2021

star network

A star network is a local area network (LAN) topology in which all nodes -- personal computers (PCs), workstations or other devices -- are directly connected to a common central computer that is often referred to as a hub.

By Andrew Froehlich • Aug. 10, 2021

Spanning Tree Protocol (STP)

Spanning Tree Protocol (STP) is a Layer 2 network protocol used to prevent looping within a network topology.

By Robert Sheldon • Aug. 9, 2021

sliding window (windowing)

The sliding window (windowing) technique is used by Transmission Control Protocol (TCP) to manage the flow of packets between two computers or network hosts.

By Robert Sheldon • Aug. 6, 2021

frequency-division multiplexing (FDM)

In frequency-division multiplexing (FDM), multiple signals are combined for transmission on a single communications line or channel, with each signal assigned to a different frequency (subchannel) within the main channel.

By Rahul Awati • Aug. 5, 2021

3 delivery models for 5G and MEC

To enhance network capabilities, enterprises will need to consolidate 5G and MEC technologies in the future. Following a deployment model is the first step.

By Deanna Darah • Aug. 4, 2021

Network observability vs. monitoring: What’s the difference?

Traditional network monitoring is useful for collecting data about network issues. But network observability can add further insights into network health and end-user experience.

By Andrew Froehlich • Aug. 4, 2021

international private leased circuit (IPLC)

An international private leased circuit (IPLC) is a point-to-point private line used by an organization to communicate between offices that are dispersed throughout the world.

By Robert Sheldon • Aug. 4, 2021

system administrator (sysadmin)

A system administrator (sysadmin) is an information technolog professional who supports a multiuser computing environment and ensures continuous, optimal performance of IT services and support systems.

By Katie Terrell Hanna • Aug. 4, 2021

coded orthogonal frequency-division multiplexing (COFDM)

Coded orthogonal frequency-division multiplexing (COFDM) is a telecommunications modulation scheme that divides a single digital signal across 1,000 or more signal carriers simultaneously.

By Rahul Awati • Aug. 3, 2021

Link Control Protocol (LCP)

In computer networking, Point-to-Point Protocol (PPP) provides a standard way to transport multiprotocol data over point-to-point links; within PPP, Link Control Protocol (LCP) establishes, configures and tests data link internet connections.

By Rahul Awati • Aug. 2, 2021

ADSL (Asymmetric Digital Subscriber Line)

ADSL (Asymmetric Digital Subscriber Line) is a technology that facilitates fast data transmission at a high bandwidth on existing copper wire telephone lines to homes and businesses.

By Katie Terrell Hanna • Aug. 2, 2021

beamforming

Beamforming is a type of radio frequency (RF) management in which a wireless signal is directed toward a specific receiving device.

By Alexander Gillis • July 30, 2021

private IP address

A private IP address is a range of non-internet facing IP addresses used in an internal network.

By TechTarget Contributor, Alexander Gillis • July 30, 2021

Enterprises look to formalize WFH network architecture

As work-from-home programs prove they're here to stay, enterprise network teams are assessing their network designs to ensure adequate support and performance for home offices.

By Jennifer English • July 30, 2021

File Transfer Access and Management (FTAM)

File Transfer Access and Management (FTAM) is an OSI application Layer 7 protocol that standardizes how files are accessed and managed in a distributed network file system.

By Rahul Awati • July 29, 2021

5G core network functionality driven by SDN, NFV

To reap the full benefits of 5G, operators are using SDN, NFV and network slicing to build out core network functionality.

By Deanna Darah, Pearson Education • July 29, 2021