Networking: Page

What is the digital divide?

The digital divide is the gap between demographics and regions that have access to modern information and communications technology (ICT) and those with no or restricted access.

By Rahul Awati, Katie Terrell Hanna • Dec. 2, 2024

How to test packet loss on Windows, macOS and Linux

Network admins should know how to identify and test for packet loss. Diagnosing this issue doesn't require specialized tools or expensive software, but these four tools can help.

By Damon Garn • Nov. 22, 2024

Compare network management vs. network monitoring

Network monitoring is a vital part of network management. Both are essential to help network operations teams streamline operations and address potential issues.

By Andrew Froehlich • Nov. 21, 2024

What is a server?

A server is a computer program or device that provides a service to another computer program and its user, also known as the client.

By Paul Kirvan , Brien Posey • Nov. 20, 2024

What is Cisco Performance Routing (PfR)?

Cisco Performance Routing (PfR) is a way of sending network packets based on intelligent path control.

By Alexander Gillis • Nov. 18, 2024

A guide to Li-Fi technology

Li-Fi is an emerging wireless technology that uses visible light to transmit data instead of radio frequencies. Though still niche, Li-Fi has numerous advantages and use cases.

By Lee Badman • Nov. 8, 2024

AI skills for network professionals

Networking professionals must develop basic networking skills and AI to thrive in a complex landscape. Learn how AI's integration into network management will change the field.

By Deanna Darah • Nov. 6, 2024

Top 6 network monitoring best practices

Benchmark metrics, customizable dashboards and automation are all best practices in network monitoring. Network admins can use them to optimize performance and minimize threats.

By Kerry Doyle • Nov. 5, 2024

What is SMTP (Simple Mail Transfer Protocol)?

SMTP (Simple Mail Transfer Protocol) is a TCP/IP protocol used in sending and receiving emails over a network such as the internet.

By Rahul Awati, Alexander Gillis • Nov. 4, 2024

How AI in the NOC will transform network operations

AI can improve network operations through automation and troubleshooting. Experts at ONUG emphasized phased adoption and methods that enhance NOC monitoring and support.

By Deanna Darah • Nov. 4, 2024

How to navigate the network vendor selection process

Effective vendor selection involves a thorough evaluation process to ensure optimal network performance. Factors to assess include service quality, reliability and security.

By Paul Kirvan • Nov. 1, 2024

4 ways to improve the network monitoring experience

The network transition from data centers to hybrid and multi-cloud environments makes the network delivery path difficult to find. Here are four ways to make that process easier.

By Nicole Viera • Nov. 1, 2024

Cisco launches integrated AI infrastructure ‘Pods’

In addition to Pods, Cisco launched its first UCS server dedicated to running AI workloads on GPUs.

By Antone Gonsalves • Oct. 29, 2024

Is cloud-based network management right for your business?

Many enterprises use on-premises network management, but some are transitioning to cloud-based management. Enterprises should evaluate both options before deciding which to use.

By Paul Kirvan • Oct. 28, 2024

Why does DNS use TCP Port 53 and UDP Port 53?

DNS uses both TCP and UDP ports to maintain consistent and reliable network performance. TCP provides zone transfers, while UDP handles name resolution queries and responses.

By Damon Garn • Oct. 28, 2024

Logical vs. physical topology: What’s the difference?

A complete network topology is a network map that provides a look into the network's hardware components and data flow using physical and logical topologies.

By Verlaine Muhungu • Oct. 25, 2024

What is a MAC address and how do I find it?

A MAC address (media access control address) is a 12-digit hexadecimal number assigned to each device connected to the network.

By Kinza Yasar • Oct. 25, 2024

What is mobile hotspot?

A mobile hotspot is a portable hardware device or software that serves as a wireless access point for connecting devices to the internet.

By Robert Sheldon • Oct. 24, 2024

Telemetry vs. SNMP: Which is better for network management?

Now that networks have become more complex, network management has become a challenge of its own. Enterprises can compare telemetry vs. SNMP to see which better suits their needs.

By Terry Slattery • Oct. 21, 2024

What is cloud networking?

Cloud networking is a type of IT infrastructure in which the cloud hosts some or all of an organization's networking resources.

By Alexander Gillis • Oct. 21, 2024

Basic network management interview questions and answers

Job interviews should be a two-way conversation. Hiring managers and job applicants should review common network management interview questions before an interview.

By Amy DeCarlo • Oct. 21, 2024

A guide to network lifecycle management

Network pros should use a network lifecycle management process to monitor, manage and implement changes in their network, regardless of if they use PPIDOO or another framework.

By Terry Slattery • Oct. 21, 2024

How to use iOS 18 satellite messaging

Satellite messaging allows iPhone users to stay connected to friends and family when cell and Wi-Fi signals are unavailable.

By Sean Kerner • Oct. 18, 2024

Overview of network management tasks and best practices

Network management encompasses a range of tasks and processes. Explore 10 crucial tasks and accompanying best practices to ensure a resilient and functional network.

By Andrew Froehlich • Oct. 16, 2024

Managed vs. unmanaged switches: What are the differences?

Managed and unmanaged network switches differ in various ways, including control and cost. Managed switches support more granular control, while unmanaged switches are easier to set up.

By Sudhanshu Gupta, Andrew Froehlich • Oct. 15, 2024