Networking: Page

SONiC NOS faces challenges fitting in with mainstream

Gartner estimates that fewer than 200 enterprises have SONiC in production, out of a potential data center market of 100,000. One startup describes the NOS as 'a mess' to deploy.

By Antone Gonsalves • May 16, 2023

RS-232C

RS-232C is one of the earlier versions of the long-established standard RS-232, which defines a physical interface for relatively low-speed serial data communication between computers and related devices.

By Robert Sheldon • May 15, 2023

5 common network services and their functions

DHCP, DNS, NTP, 802.1x, and CDP and LLDP are some of the most common services network administrators use to secure, troubleshoot and manage enterprise networks.

By Andrew Froehlich • May 15, 2023

frequency band

In telecommunications, a frequency band -- sometimes called a band -- refers to a specific range of frequencies in the electromagnetic frequency spectrum assigned to certain applications.

By Rahul Awati, Alexander Gillis • May 15, 2023

operational support system (OSS)

An operational support system (OSS) is a set of programs that helps a communications service provider monitor, control, analyze and manage a telephone or computer network.

By Paul Kirvan • May 12, 2023

Python interpreter vs. IDE: What network engineers should know

When using Python for network automation, network engineers often work with interpreters and integrated development environment tools to test modules and debug code.

By Verlaine Muhungu • May 12, 2023

What are the advantages and disadvantages of CLI and GUI?

An old-fashioned command-line interface still has some advantages over its counterpart, the graphical user interface, when managing network devices. See how CLI and GUI stack up.

By Andrew Froehlich • May 11, 2023

LA County Registrar’s network extends voting accessibility

LA County Registrar's modernized network uses technologies such as 5G, SD-WAN and AI in voting centers across the county to make voting more accessible to constituents.

By Deanna Darah • May 10, 2023

network drive

A network drive is a shared storage device on a local area network (LAN) within a business or home.

By Kinza Yasar, Pat Brans, Ivy Wigmore • May 10, 2023

Aruba Atmosphere ‘23 emphasizes agility matters

HPE Aruba Networking positioned its Atmosphere conference as looking at what comes next, but the subtext was all about agility as the company tightens its integration.

By Bob Laliberte • May 9, 2023

mutual exclusion (mutex)

In computer programming, a mutual exclusion (mutex) is a program object that prevents multiple threads from accessing the same shared resource simultaneously.

By Robert Sheldon • May 9, 2023

7 factors to consider in network redundancy design

Network pros should consider multiple factors when adding redundancy to network design, including network equipment, protocols, backup, processing and subnet connections.

By David Jacobs • May 8, 2023

Review the components of VMware SASE Platform

VMware SASE Platform provides many strong networking and security capabilities, but it comes in an offering that feels like many individual products packaged together.

By Steve Garson • May 4, 2023

Baptist Health leaves Cisco for Arista

Baptist Health in Jacksonville, Fla., expects Arista's single wired, wireless and data center network operating system to eliminate partial outages during infrastructure upgrades.

By Antone Gonsalves • May 3, 2023

graceful degradation

Graceful degradation is the ability of a computer, machine, electronic system or network to maintain limited functionality even when a large portion of it has been destroyed or rendered inoperative.

By Robert Sheldon • May 2, 2023

7 characteristics of next-generation networking

Network modernization has become important for many organizations. Discover which technologies -- such as SASE, AI, automation and more -- can help build next-generation networks.

By Deanna Darah • May 2, 2023

The creeping threat and challenges of multivendor SD-WAN

Geographic considerations are often a key reason why organizations adopt multivendor SD-WAN. But these network environments have significant disadvantages.

By Shamus McGillicuddy • May 1, 2023

The pros and cons of VPNs for enterprises

VPNs use different protocols and encryption to protect data and prevent unauthorized users from accessing company resources. But those protocols come with their own benefits and challenges.

By David Jacobs • April 28, 2023

fax

A fax -- short for 'facsimile' and sometimes called 'telecopying' -- is the telephonic transmission of scanned-in printed material, including text or images.

By Paul Kirvan • April 28, 2023

Clos network

A Clos network is a type of nonblocking, multistage switching network used today in large-scale data center switching fabrics.

By Tom Nolle, Robert Sheldon, Jessica Scarpati • April 28, 2023

6 steps for rapid geographic network segmentation

When segmenting network operations in certain parts of the world, modular network design and geographic domain definition are two vital elements to consider.

By Johna Johnson • April 27, 2023

How ChatGPT can assist with network management

Network professionals can use ChatGPT as a tool to automate mundane processes, write code, design networks and perform other tasks related to network management.

By David Weldon • April 26, 2023

The benefits of digital twin networks

Digital twin networks use historical and real-time data to simulate a network. That data results in benefits around network visibility, training, security and compliance.

By Jennifer English • April 25, 2023

collision in networking

In a half-duplex Ethernet network, a collision is the result of two devices on the same Ethernet network attempting to transmit data at the same time.

By Paul Kirvan • April 24, 2023

keystone jack

A keystone jack is a female connector used in audio, video and data communications. It serves as a receptacle for a matching plug, which is a male connector of the same type as the jack.

By Robert Sheldon • April 24, 2023