Networking: Page

top-of-rack switching

Top-of-rack switching is a data center architecture design in which computing equipment like servers, appliances and other switches located within the same or adjacent rack connect to an in-rack network switch.

By Eamon Earls • Dec. 18, 2023

Wi-Fi 7 development grows but adoption interest lags

Despite early discussions about the potential of Wi-Fi 7, many enterprises are still catching up with the rapid pace of Wi-Fi development for new standards.

By Jennifer English • Dec. 15, 2023

edge device

An edge device is any piece of hardware that controls data flow at the boundary between two networks.

By Scott Robinson, Brien Posey, Jessica Scarpati • Dec. 14, 2023

6 types of quantum network topologies

Quantum networks require efficient architectures to optimize communication and enable large-scale quantum information processing. Learn about the main quantum network topologies.

By Venus Kohli • Dec. 13, 2023

Network simulation vs. emulation: What’s the difference?

Network engineers use simulation and emulation to test changes, which ensures reliable post-change performance. Network simulators create models, while emulators mimic networks.

By John Burke • Dec. 8, 2023

8 network tasks administrators can do quicker from the CLI

Admins can use the command-line interface to manage network tasks. Learn how to streamline automation, troubleshoot networks and manage services on Linux, macOS and Windows.

By Damon Garn • Dec. 5, 2023

big-endian and little-endian

The term endianness describes the order in which computer memory stores a sequence of bytes.

By Crystal Bedell • Dec. 4, 2023

Address Resolution Protocol (ARP)

Address Resolution Protocol (ARP) is a protocol that maps dynamic IP addresses to permanent physical machine addresses in a local area network (LAN).

By Mariusz Zydyk • Dec. 1, 2023

single-user multiple input, multiple output (SU-MIMO)

Single-user multiple input, multiple output (SU-MIMO) is a multitransmitter and receiver technology that lets a wireless access point send multiple, simultaneous data streams to one compatible endpoint at a time.

By Alexander Gillis • Dec. 1, 2023

endpoint device

An endpoint device is an internet-capable computer hardware device on a TCP/IP network.

By Paul Kirvan • Nov. 29, 2023

ternary content-addressable memory (TCAM)

Ternary content-addressable memory (TCAM) is a specialized type of high-speed memory that searches its entire contents in a single clock cycle.

By Jessica Scarpati, Gavin Wright • Nov. 28, 2023

Palo Alto Networks SASE Converge updates boost security, UX

With the announcement of its latest SASE portfolio updates and the acquisition of Talon, Palo Alto Networks connects the dots between security and performance.

By John Grady • Nov. 22, 2023

SASE vs. NaaS: What’s the difference?

SASE and NaaS are network models with different goals. SASE combines SD-WAN with cloud-based security, while NaaS lets businesses outsource network management via a subscription model.

By Andrew Froehlich • Nov. 22, 2023

5G standalone (5G SA)

5G standalone (5G SA) is a cellular infrastructure built specifically for 5G services by implementing 5G standards and protocols in the radio network and controller core.

By John Burke • Nov. 21, 2023

Cisco IOS (Cisco Internetwork Operating System)

Cisco IOS (Internetwork Operating System) is a collection of proprietary operating systems (OSes) that runs on Cisco hardware devices, including Cisco Systems network devices, routers and network switches.

By Andrew Zola, Jessica Scarpati • Nov. 21, 2023

carrier cloud

A carrier cloud is a cloud computing environment that is owned and operated by a traditional telecommunications service provider.

By Laura Fitzgibbons • Nov. 16, 2023

How to simplify network operations

Network challenges include visibility, scalability and security. NetOps teams should follow management best practices and consider cloud networking to simplify operations.

By Andrew Froehlich • Nov. 15, 2023

CPRI (Common Public Radio Interface)

CPRI (Common Public Radio Interface) is a specification for wireless communication networks that defines the key criteria for interfacing transport, connectivity and control communications between baseband units (BBUs) and remote radio units (RRUs), which are also called remote radio heads (RRHs).

By Rahul Awati, Alexander Gillis • Nov. 15, 2023

network hub

A network hub is a node that broadcasts data to every computer or Ethernet-based device connected to it.

By Jessica Scarpati • Nov. 15, 2023

OpenFlow

OpenFlow, an open source standard supported by many vendors, is the first software defined networking (SDN) control protocol.

By Gavin Wright • Nov. 14, 2023

An introduction to cloud network architecture

Enterprises have three main options when it comes to cloud network architecture: Use built-in CSP tools, buy virtual networking appliances or use a multi-cloud management platform.

By Andrew Froehlich • Nov. 13, 2023

Red Hat Analyst Day vision focuses on AI and automation

Organizations are embracing modern distributed cloud environments. At its analyst day, Red Hat advised taking a platform approach to simplify operations and speed innovation.

By Bob Laliberte • Nov. 9, 2023

mobile virtual network operator (MVNO)

A mobile virtual network operator (MVNO) is a reseller of wireless communications services.

By Andrew Zola, Cameron McKenzie • Nov. 8, 2023

network assurance

Network assurance is the method of validating whether services and policies configured on and across network appliances appropriately align with operational goals.

By Andrew Froehlich • Nov. 6, 2023

5 network requirements for cloud computing

Network and cloud teams should consider factors such as bandwidth and latency optimization, security, network redundancy, QoS and network automation in their cloud strategies.

By Verlaine Muhungu • Nov. 6, 2023