Network strategy and planning
Network architects must consider various factors when designing, updating or expanding their organizations' networks. Discover tips and best practices about network design and planning, topology considerations and technology strategies.
Top Stories
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Feature
30 Jun 2025
3 pillars to enhance networks for agentic AI infrastructure
Agentic AI requires better network infrastructure to prevent wasted GPU capacity, built on three principles: simplified operations, scalable devices and a security-infused fabric. Continue Reading
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Tutorial
12 Jun 2025
An introduction to network automation with Ansible
Ansible gives administrators additional control over how they configure devices. These tips and tricks help give you a head start in learning what Ansible can do. Continue Reading
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Feature
30 Jun 2025
3 pillars to enhance networks for agentic AI infrastructure
Agentic AI requires better network infrastructure to prevent wasted GPU capacity, built on three principles: simplified operations, scalable devices and a security-infused fabric. Continue Reading
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Definition
26 Jun 2025
What is cyber resilience?
Cyber resilience is the ability of a computing system to identify, respond to and recover quickly from a security incident. Continue Reading
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Tutorial
12 Jun 2025
An introduction to network automation with Ansible
Ansible gives administrators additional control over how they configure devices. These tips and tricks help give you a head start in learning what Ansible can do. Continue Reading
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Tip
10 Jun 2025
How an edge networking strategy optimizes AI workloads
Edge networking prioritizes managing data at the network edge. This network architecture reduces latency, enhances operational efficiency and enables real-time AI processing. Continue Reading
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News
10 Jun 2025
Cisco unleashes agentic AI, global partnerships for data center
The networking company launched new tools to meet the AI needs of enterprise customers in the data center. Continue Reading
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Feature
06 Jun 2025
How to choose and set up a mobile VPN for an Android phone
A tailored approach to network security is crucial when managing smartphones in the enterprise. IT teams should consider Android VPN options for their organization. Continue Reading
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Opinion
04 Jun 2025
Agentic AI for networking: Catalyst or distraction?
Though many networking platforms claim to be agentic, few truly are. Here's how to determine whether a platform is agentic and what this AI wave means for IT. Continue Reading
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Feature
04 Jun 2025
Overview of the AI maturity model in networking
A network maturity model outlines the path from manual to automated operations. As organizations move to AI-ready networks, adoption and AI capabilities remain in early stages. Continue Reading
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Tutorial
02 Jun 2025
How to create a network monitoring system
Most organizations buy network monitoring systems from vendors, but those that choose to build in-house must follow a detailed set of steps to ensure a comprehensive platform. Continue Reading
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Feature
29 May 2025
How to choose and set up a mobile VPN for an iPhone
Many users perform work tasks on their iPhones, relying on mobile VPNs to securely access corporate resources. Learn about VPN options for iPhones and how to set up these systems. Continue Reading
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Opinion
19 May 2025
How AIOps enables next-generation networking
As networks grow more complex, management becomes more difficult. AIOps can help network administrators transition to and manage next-generation networks. Continue Reading
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Definition
15 May 2025
What is shielded twisted pair (STP) and how does it work?
Shielded twisted pair (STP) is a kind of cable made up of smaller wires where each small pair of wires is twisted together and has an outer coating to electrically shield it. Continue Reading
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Answer
13 May 2025
How can an enterprise mobile VPN fit into a mobility plan?
Organizations that need to secure mobile users and provide remote access to corporate resources should consider an on-premises or cloud-hosted mobile VPN. Continue Reading
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News
29 Apr 2025
HPE Aruba deepens network security and OpsRamp visibility
A new 'digital circuit breaker' capability for HPE Private Clouds, increased visibility of third-party hardware with OpsRamp and new SASE capabilities arrive for HPE Aruba. Continue Reading
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Tip
25 Apr 2025
GenAI prompt engineering tactics for network pros
The accuracy and relevance of AI responses are directly influenced by the quality of the prompt. Each tool performs differently based on its underlying training data and model architecture. Continue Reading
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Tip
22 Apr 2025
A look at low Earth orbit use cases
LEO offers an alternative to traditional connectivity, especially in remote or underserved areas. While it has some limitations, it's quickly becoming an option in enterprise WAN. Continue Reading
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Tip
16 Apr 2025
The pros and cons of quantum networking
Quantum networking promises secure, high-speed communication -- someday. There are huge practical challenges, including fragility, cost and integration with traditional networks. Continue Reading
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Definition
14 Apr 2025
What is open networking?
Open networking describes a network that uses open standards and commodity hardware. Continue Reading
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Feature
10 Apr 2025
AI adoption in networks is the norm despite its infancy
AI adoption has become the norm in enterprise networking, but the industry hasn't yet reached a consensus on standard use cases. Continue Reading
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Tip
02 Apr 2025
How to set up a VLAN for enterprise networks
Network administrators configure VLANs to enhance network security and performance. Learn how to set up a VLAN, from configuration steps and best practices to troubleshooting tips. Continue Reading
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Tip
25 Mar 2025
12 network automation ideas to implement in your network
What's your path to network automation? Here are 12 automation ideas that span different levels of expertise to help network teams get comfortable with network automation. Continue Reading
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Definition
21 Mar 2025
What is network topology?
A network topology is the physical and logical arrangement of nodes and connections in a network. Continue Reading
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Tip
19 Mar 2025
How to avoid duplicate IP addresses in a network
Duplicate IP addresses can cause serious network issues. Learn how to avoid duplicate IP addresses with effective IP tracking, DHCP management and network mapping techniques. Continue Reading
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Opinion
14 Mar 2025
MWC 2025: Enterprise networking in a jungle of mobility
The latest private 5G, FWA and several DAS/neutral host choices were on display at this year's Mobile World Congress event. Continue Reading
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Definition
13 Mar 2025
What are managed network services?
Managed network services are networking applications, functions and services that a managed service provider (MSP) remotely operates, monitors and maintains for an enterprise. Continue Reading
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Definition
07 Mar 2025
What is a network node?
A network node is a connection point in a communications network. Continue Reading
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Definition
07 Mar 2025
What is a proxy server? Definition and use cases
A proxy server is an intermediary between a user and the internet. It's a dedicated computer or software-driven service that acts as an intermediary or gateway between an endpoint or client device, such as a computer, and a server on the internet. Continue Reading
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Definition
03 Mar 2025
What is IMAP (Internet Message Access Protocol)?
IMAP (Internet Message Access Protocol) is a standard retrieval protocol for receiving email. Continue Reading
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Definition
28 Feb 2025
What is FCAPS (fault, configuration, accounting, performance and security)?
FCAPS (fault, configuration, accounting, performance and security) is a network management framework and model created by the International Organization for Standardization (ISO). Continue Reading
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Definition
20 Feb 2025
What is a checksum?
A checksum is a value that represents the number of bits in a transmission message. IT professionals use it to detect high-level errors within data transmissions. Continue Reading
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Guest Post
12 Feb 2025
How network engineers can prepare for the future with AI
The rapid rise of AI has left some professionals feeling unprepared. GenAI is beneficial to networks, but engineers must have the proper tools to adapt to this new change. Continue Reading
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Definition
10 Feb 2025
What is network configuration management (NCM)?
Network configuration management (NCM) is the process of organizing and maintaining information about all the components in a computer network. Continue Reading
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Definition
06 Feb 2025
What is a thin client (lean client)?
A thin client (lean client) is a virtual desktop computing model that runs on the resources stored on a central server instead of a computer's resources. Continue Reading
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Tip
10 Jan 2025
The steps and benefits of DNS service audits
Network administrators should perform DNS audits periodically and after major network changes. Routine checks can help teams to plan for future upgrades. Continue Reading
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Opinion
09 Jan 2025
5 resolutions for enterprise networking in 2025
Had your fill of “best-of” and “top ten” 2024 lists? Instead of looking back or predicting the future, blend what you know with what to prioritize going forward. Continue Reading
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Tip
07 Jan 2025
The role of container networking in DevOps
Containerization isn't just for DevOps teams. Network engineers often set up container networks, ensure connectivity between containers and work with container networking tools. Continue Reading
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Definition
26 Dec 2024
What is network downtime?
Network downtime refers to inaccessibility to part or all of a network due to the failure of hardware, software or some combination of both. Continue Reading
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Tip
19 Dec 2024
Network design principles for effective architectures
It's important for network architects to consider several factors for an effective network design. Top principles include flexibility and scalability, redundancy and security. Continue Reading
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Tip
17 Dec 2024
5 UC and collaboration trends reshaping the market in 2025
Expect GenAI and agentic AI to dominate unified communications and collaboration trends, plus employees and businesses weigh return-to-office edicts and heightened cyberattacks. Continue Reading
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Feature
10 Dec 2024
The business case for AI-driven network orchestration
Organizations that are considering AI-driven network orchestration will find it has many business cases -- chief among them are reduced Opex and efficient resource use. Continue Reading
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Definition
03 Dec 2024
What is Cisco Certified Internetwork Expert (CCIE) certification?
Cisco Certified Internetwork Expert (CCIE) certification is a series of technical certifications for senior networking professionals who design, build, implement, maintain and troubleshoot complex enterprise networking infrastructures. Continue Reading
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Tip
01 Nov 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. Continue Reading
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Tip
28 Oct 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. Continue Reading
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Tip
25 Oct 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. Continue Reading
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Definition
25 Oct 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. Continue Reading
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Definition
21 Oct 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. Continue Reading
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Tip
21 Oct 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. Continue Reading
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Definition
16 Oct 2024
What is black box AI?
Black box AI is any artificial intelligence system whose inputs and operations aren't visible to the user or another interested party. Continue Reading
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Feature
09 Oct 2024
What AI capabilities do network tools need?
AI networking tools have many beneficial capabilities. When evaluating AI tools, engineers should prioritize the specific capabilities their networks need for successful AI use. Continue Reading
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Feature
09 Oct 2024
The future of Wi-Fi 7 adoption in enterprises
Wi-Fi 7 promises faster speeds and better performance, but complexities in deployment and limited device compatibility have slowed adoption across enterprises. Continue Reading
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Definition
03 Oct 2024
What is IPv6 (Internet Protocol version 6)?
Internet Protocol version 6 (IPv6) is a set of specifications from the Internet Engineering Task Force (IETF) that is responsible for identifying network devices and routing traffic across the internet. Continue Reading
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Feature
02 Oct 2024
The push to make network engineering cool again
What does it mean to make networking cool again? To most network engineers, it means building awareness about networking and making it more accessible. But there's still work to do. Continue Reading
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Tip
30 Sep 2024
The role of network sandboxing and testing
Network sandboxing provides network teams with a risk-free environment to test changes and run potential threat scenarios. This helps prevent outages and other unexpected issues. Continue Reading
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Tip
27 Sep 2024
How to tackle network automation challenges and risks
Automation makes networks more efficient, but engineers must first mitigate the risks. With planning and training, enterprises can take advantage of automation's capabilities. Continue Reading
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Answer
25 Sep 2024
Network automation vs. orchestration: What's the difference?
Automation and orchestration take different approaches to achieve network efficiency. However, network engineers can use them together to create an efficient, centralized network. Continue Reading
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Tip
20 Sep 2024
Use network fault monitoring to prevent malfunctions
Network fault monitoring systems are essential tools to optimize network performance and availability. They are also key components of proactive disaster recovery. Continue Reading
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Tip
10 Sep 2024
How to implement CI/CD in network automation
CI/CD processes help deploy code changes to networks. Integrating a CI/CD pipeline into automation makes networks more reliable, reducing configuration errors and downtime. Continue Reading
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Definition
10 Sep 2024
What is asynchronous?
In general, asynchronous -- from Greek asyn- ('not with/together') and chronos ('time') -- describes objects or events not coordinated in time. Continue Reading
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Tip
09 Sep 2024
How does predictive analytics help network operations?
Predictive analytics can project network traffic flows, predict future trends and reduce latency. However, tools continue to evolve, so teams should use caution in their selection. Continue Reading
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Tip
27 Aug 2024
How to subnet in cloud network environments
Cloud and on-premises subnets use IP ranges, subnet masks or prefixes, and security policies. But cloud subnets are simpler to set up, while on-prem configuration is still manual. Continue Reading
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Feature
26 Aug 2024
Wi-Fi upgrades on the horizon as enterprises eye Wi-Fi 7
Enterprises have been slow to adopt Wi-Fi 7, as they find previous generations suit their needs. However, experts predict enterprises will upgrade to Wi-Fi 7 in the next 12 to 18 months. Continue Reading
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Definition
22 Aug 2024
What is a URL (Uniform Resource Locator)?
A URL (Uniform Resource Locator) is a unique identifier used to locate a resource on the internet. Continue Reading
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Definition
16 Aug 2024
What is FTP?
File Transfer Protocol (FTP) is a network protocol for transmitting files between computers over TCP/IP connections. Continue Reading
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Tip
13 Aug 2024
The pros and cons of optical wireless communication
OWC transfers data using highly directional light in free space. While OWC delivers high-speed data transfers, it is susceptible to multipath dispersion and interference. Continue Reading
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Tip
07 Aug 2024
How to calculate a subnet mask from hosts and subnets
IP addressing and subnetting are important and basic elements of networks. Learn how to calculate a subnet mask based on the required number of subnets and hosts. Continue Reading
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Definition
26 Jul 2024
What are Internet data caps and why do providers use them?
A data cap, also known as a bandwidth cap, is a limit that service providers impose on the amount of data a user account can transfer at a specified level of throughput over a given time period, for a specified fee. Continue Reading
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Feature
26 Jul 2024
The benefits and drawbacks of network as a service
NaaS, with its varied definitions and attributes, is hard to define. In a new EMA survey, enterprises laid out their expectations for NaaS, including its benefits and drawbacks. Continue Reading
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Feature
18 Jul 2024
Broadband equity initiatives bridge digital divide in K-12
Federally funded broadband programs support infrastructure upgrades to underserved communities, which address the digital divide in K-12 education. Continue Reading
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Tip
10 Jul 2024
A guide on how to learn network automation
Networks are always evolving, and network automation is the next step forward. From soft skills to AI, these skills are essential to understanding network automation. Continue Reading
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Tip
10 Jul 2024
7 steps to set up a home network
This guide teaches networking newbies how to set up a home network, from understanding hardware components to managing network performance and security. Continue Reading
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Tip
25 Jun 2024
A work-from-home reimbursement policy for network tech
Organizations should create comprehensive work-from-home reimbursement plans that drive better network and internet connectivity rates rather than offset employee's existing bills. Continue Reading
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Feature
24 Jun 2024
Strategies for simplifying network complexity
Experts at the Cisco Live 2024 conference discussed the future of AI in networks and how its use can help simplify network and data center operations. Continue Reading
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Feature
12 Jun 2024
Mass General Brigham tackles network upgrade, AI pilots
As Mass General Brigham updated its network and invested in other upgrades, the hospital ecosystem also developed a measured approach to AI implementation. Continue Reading
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Tip
10 Jun 2024
Edge computing opportunities for telecom providers
Compatibility issues and the initial limited release of 5G have hindered edge computing adoption. But widescale 5G rollouts, advances in AI and new use cases could drive deployment. Continue Reading
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Feature
07 Jun 2024
How an improved network experience enhances business
At Cisco Live 2024, leaders discussed how AI can support business objectives. Companies like CSL Behring and Room & Board improved their network experience with ThousandEyes. Continue Reading
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Feature
29 May 2024
How to determine a network's AI readiness
Experts discussed how organizations should be preparing for AI deployments within their networks. Determining AI readiness is leadership's first step toward AI integration. Continue Reading
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Tip
28 May 2024
The benefits of network wargaming for enterprises
Wargaming isn't just for cybersecurity. Network wargaming gives network teams the skills they need to address non-cybersecurity events and emergencies. Continue Reading
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Tip
20 May 2024
How to test changes in a network lab environment
Test labs are ideal for network engineers to observe potential outcomes of network changes. Successful tests require a solid lab environment and thorough testing process. Continue Reading
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Feature
09 May 2024
Build a resilient network: What I learned from 5 thought leaders
At the 2024 'Strategies for a Resilient Network' summit, five thought leaders shared best practices to help you achieve optimal network resiliency. Learn more. Continue Reading
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Tip
06 May 2024
The future of network licensing is Opex
Network licensing is shifting from Capex models to Opex, largely due to SDN and cloud networking evolution. Here are best practices network teams can use to plan for the future. Continue Reading
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Guest Post
06 May 2024
Network automation success begins with a source of truth
A network source of truth is essential for automation strategies. Organizations must know what data an NSoT contains and which tools to integrate for successful network automation. Continue Reading
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Tip
29 Apr 2024
SASE reality check: What should organizations expect?
Enterprises interested in SASE must grapple with challenges and misinformation about the tool. Businesses should discern SASE's true benefits before adoption. Continue Reading
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Definition
23 Apr 2024
networking (computer)
Networking, also known as computer networking, is the practice of transporting and exchanging data between nodes over a shared medium in an information system. Continue Reading
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Feature
17 Apr 2024
Is network automation adoption necessary?
Automation is not a one-size-fits-all strategy for every network problem. Enterprises must examine their network's needs to determine if automation is a worthwhile investment. Continue Reading
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Tip
15 Apr 2024
The role of generative AI in networking
As networks grow more complex, generative AI emerges as a tool that can help network teams with a wide range of tasks, such as writing scripts, documentation and incident response. Continue Reading
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Tip
11 Apr 2024
Common network licensing challenges
Network licensing is anything but straightforward nowadays. But network professionals can take steps to make sure their cost management strategies remain on track. Continue Reading
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Definition
11 Apr 2024
local area network (LAN)
A local area network (LAN) is a group of computers and peripheral devices that are connected together within a distinct geographic area, such as an office building or campus. Continue Reading
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Tip
11 Apr 2024
Building networks for AI workloads
Conventional and high-performance computing networks cannot adequately support AI workloads, so network engineers must build specialized networks to accommodate their massive size. Continue Reading
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Feature
08 Apr 2024
The effects of network downtime and ways to fix it
Causes of network downtime include human error, misconfigurations and security threats. Experts weigh in on the consequences of network downtime, as well as ways to fix it. Continue Reading
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Tip
26 Mar 2024
How cloud drives changes to network licensing
The cloud's effect on application management and licensing is expected to shift from end-user applications to SDN concepts. Say goodbye to perpetual licensing. Continue Reading
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Feature
07 Mar 2024
VPNs persist amid the rise of ZTNA, other VPN alternatives
VPN use continues despite its outdated status in the networking industry. But usage has declined as enterprises make room for remote access alternatives, like ZTNA, SASE and more. Continue Reading
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Tip
04 Mar 2024
How NetOps supports digital transformation
NetOps uses automation and intent-based networking tools to streamline digital transformation and ensure accurate and flexible network services. Continue Reading
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Answer
28 Feb 2024
Classical internet vs. quantum internet: How do they differ?
The quantum internet is a hypothetical secure network made of qubits. It differs from the classical internet with its use of quantum principles for enhanced security and computing. Continue Reading
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Tip
20 Feb 2024
A network compliance checklist for remote work
This network compliance checklist for remote work provides best practices on establishing remote policies and procedures, help desk support and data backup, among other steps. Continue Reading
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Tutorial
30 Jan 2024
Why you can benefit from using Always On VPN
The Windows Server feature gives administrators more flexibility to manage clients, while giving users a better overall experience when connecting to enterprise resources. Continue Reading
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Definition
26 Jan 2024
private 5G
Private 5G is a wireless network technology that delivers 5G cellular connectivity for private network use cases. Continue Reading
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Feature
26 Jan 2024
Automation, cloud drive network and security convergence
Network and security teams are unifying due to automation, cloud and SASE. Successful unified teams receive insights that support management, monitoring and troubleshooting. Continue Reading
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Answer
08 Dec 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. Continue Reading
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Tip
16 Nov 2023
How to build a private 5G network architecture
A private 5G network could provide organizations with greater control over their wireless environments. But cost and complexity could be critical deterrents. Continue Reading
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Tip
15 Nov 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. Continue Reading