Tips
Tips
Network infrastructure
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How to ensure optimal network workload placement
Network and cybersecurity requirements are the most important considerations when designing how to deploy new network workloads across the enterprise. Continue Reading
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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. Continue Reading
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5G Advanced features include accurate timing, AI support
5G Advanced is the latest 5G specification, aiming to deliver enhanced massive MIMO, 5G integration with AI and accurate location positioning. Here's more about recent developments. Continue Reading
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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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The pros and cons of quantum networking
Quantum networking, which is based on quantum physics, offers secure, high-speed communication. Challenges of quantum networking include fragility, costs and integration. Continue Reading
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Building data center networks for GenAI fabric enablement
Network scalability, throughput and orchestration are some of the key elements that enterprises need to consider as they build out generative AI data centers. Continue Reading
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How enterprises can migrate from IPv4 to IPv6
Both IPv4 and IPv6 are suitable for enterprise networks, but organizations that want to switch over to the latest IP address format can follow a few methods to make the transition. Continue Reading
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FWA use cases for next-generation connectivity
Fixed wireless access provides broadband connectivity for subscribers at fixed locations. FWA use cases include locations with geographical constraints, temporary setups and more. Continue Reading
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How to modernize networks with sustainability in mind
A network modernization project is a good time to consider sustainability initiatives, such as using energy-efficient devices and renewable energy sources. Continue Reading
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An introduction to smartNICs and their benefits
SmartNICs offload packet processing tasks from server CPUs, freeing up resources for application performance. They can run packet capture and load balancing, among other tasks. Continue Reading
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SmartNICs and the need for evolving network infrastructure
SmartNICs can meet the increasing demand for high performance, low latency and secure data transfer. But the implementation of smartNICs requires reliable network infrastructure. Continue Reading
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How to interact with network APIs using cURL, Postman tools
Network engineers can use cURL and Postman tools to work with network APIs. Use cases include getting interface information and manipulating device configuration data. Continue Reading
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Modular network design benefits and approaches
Modular network design is a strategic way for enterprises to group network building blocks in order to streamline network maintenance, additions and troubleshooting. Continue Reading
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9 ways to make network modernization work
More cloud computing, container networking and network capacity are some of the ways businesses could modernize their networks. AI and automation can help, too. Continue Reading
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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. Continue Reading
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5 steps to migrate from MPLS to SD-WAN
To migrate from MPLS to SD-WAN, you need a plan. Use these five steps as a guideline to avoid MPLS contract disasters, unexpected costs and delayed installation. Continue Reading
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Configure NIC teaming in Windows Server
NIC teaming maximizes network bandwidth and provides redundancy benefits. These steps guide users through NIC teaming configuration in Windows Server with GUI and PowerShell. Continue Reading
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White box networking use cases and how to get started
Rising cloud costs have prompted organizations to consider white box switches to lower costs and simplify network management. Here's what to know about white box networking. Continue Reading
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How cloud-managed Wi-Fi simplifies policy and AP controls
Cloud-managed Wi-Fi provides IT groups with several benefits, including policy enforcement, network management and consistent AP configuration across multiple sites. Continue Reading
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A guide to network APIs and their use cases
An API enables communication between two applications, while a network API provides communication between the network infrastructure -- and its protocols -- and applications. Continue Reading
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An overview of wireless WAN
Hybrid work, modernized cellular networks, and the convergence of 5G and software-defined networking are driving factors in the maturation of wireless WAN. Continue Reading
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Ensure network resilience in a network disaster recovery plan
A network disaster recovery plan doesn't always mean network resilience. Learn how factors like funding, identifying potential risks and constant updates make a difference. Continue Reading
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3 types of wireless site surveys and how to conduct them
Network teams can avoid signal coverage issues by performing different wireless site surveys as they evaluate new spaces, set up sites and operate the network. Continue Reading
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Troubleshoot wireless network connection problems in 10 steps
When troubleshooting wireless network issues, several scenarios can emerge. But valuable end-user insights can help network administrators root out problems. Continue Reading
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What's the difference between 802.11ac vs. 802.11ax?
The difference between 802.11ac and 802.11ax is significant. The two wireless standards differ notably in features such as AP capacity, spatial streams and data rates. Continue Reading
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The 4 different types of wireless networks
The four types of wireless networks -- wireless LAN, wireless MAN, wireless PAN and wireless WAN -- differ when it comes to size, range and connectivity requirements. Continue Reading
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How to set up a VPN for enterprise use
VPNs are nearly ubiquitous, but does your organization know how to deploy one? Learn about use cases, requirements, deployment options and best practices for VPN deployment. Continue Reading
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How to perform VLAN troubleshooting
Common VLAN issues include physical connectivity problems, duplex mismatches, forwarding loops, unicast flooding and Layer 3 configuration errors. These troubleshooting steps can help. Continue Reading
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4 tips for network capacity planning and provisioning
To avoid network overprovisioning, teams should review baselines and roadmaps, assess limitations and consider business strategy changes when focusing on network capacity planning. Continue Reading
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DNS server troubleshooting for Linux and Windows
Steps in DNS server troubleshooting include checking the DNS status, looking at zone configurations and evaluating logs. Follow these best practices for Windows and Linux servers. Continue Reading
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How does SD-access work?
SD-access is a combination of two elements: SDN and the access edge. The result is a network with a centralized management system and improved security policies. Continue Reading
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VXLAN vs. VLAN: What's the difference?
VLANs offer security and traffic management benefits but have limitations in routing and scale. VXLANs address those challenges by creating a Layer 3 network overlay. Continue Reading
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Understanding the FTP PORT command
FTP uses control and data channels, each using a separate TCP port. Port 21 is for the control channel, and port 20 is for the data channel. Learn how these two channels are used. Continue Reading
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Troubleshoot name resolution on Windows, Linux and macOS
Network administrators can troubleshoot name resolution using a variety of methods, including ping, nslookup and PowerShell cmdlets. Here are some troubleshooting best practices. Continue Reading
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BGP vs. EIGRP: What's the difference?
BGP is an exterior gateway protocol optimized for routing between large networks. EIGRP is an interior gateway protocol that is well suited for routing within smaller networks. Continue Reading
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A guide to distributed network architectures
Distributed network architectures have become popular because of their adaptability, reliability and scalability. But every new technology also has its challenges. Continue Reading
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The role of name resolution in networking
Name resolution is essential in converting hostnames and IP addresses for network communications. Here's how the process resolves hostnames, queries servers and finds IP addresses. Continue Reading
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How to convert binary to decimal
It's helpful for network admins to know how to convert binary to decimal, and vice versa, for IPv4 addressing, subnet masks, default gateways and network IDs. Continue Reading
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5 network virtualization challenges and how to solve them
The challenges of network virtualization include an overhaul of network architecture, thorough staff training and breaking down knowledge silos among IT departments. Continue Reading
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How zero trust unifies network virtualization
The combination of zero trust and network virtualization creates opportunities to strengthen security policies, increase cross-domain collaboration and improve overall visibility. Continue Reading
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What software-defined LAN means for campus virtualization
LAN virtualization has long encompassed VLANs to segment network traffic. But software-defined LAN is emerging with zero-trust strategies to provide more comprehensive security. Continue Reading
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How enterprise networks use WAN virtualization
SD-WAN is the most common form of WAN virtualization. But virtual WAN strategies are evolving to include software-defined perimeter and cloud concepts. Continue Reading
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The role of network virtualization and SDN in data centers
SDN, zero trust and infrastructure as code are popular forms of network virtualization within the data center, moving away from manual VLANs toward policy-driven virtualization. Continue Reading
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Carrier network virtualization leads to enterprise services
Starting with MPLS VPNs and SD-WAN, new carrier network virtualization options, like 5G network slicing, are becoming virtual enterprise network services, and more will follow. Continue Reading
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How network virtualization works
Network virtualization uses abstraction to isolate applications and resources from the physical infrastructure. Benefits include faster provisioning, agility and operational efficiency. Continue Reading
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6 types of network topologies
Network topology is essential to network configuration, as it determines the arrangement of a network and defines how nodes connect. Here are six common types of network topologies. Continue Reading
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Common types of enterprise network connections
The goal of every network is to connect devices. The connections that form those links -- such as wired cabling and wireless technologies -- are crucial in network infrastructure. Continue Reading
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Power over Ethernet basics for network architects
Power over Ethernet provides a way to supply electricity to low-power devices through a standard Ethernet cable. Learn about the different standards and PoE types. Continue Reading
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An introduction to 8 types of network devices
This introduction explores eight network devices that are commonly used within enterprise network infrastructures, including access points, routers and switches. Continue Reading
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How to secure NetOps initiatives using Agile methodology
As more NetOps teams implement Agile methods, network and security testing must be part of a holistic approach that involves developers, networking and security teams working together. Continue Reading
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NetOps meets DevOps concepts to tackle network problems
NetOps and DevOps are converging, due to increased use of infrastructure as code to automate enterprise networks. Shared concepts include structured coding practices and automated testing. Continue Reading
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Configure DHCP failover for Windows Server
DHCP is a critical service, and network admins should take the time to create fault tolerance. Windows Server makes it easy to configure both failover and load balancing. Continue Reading
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Intro to encapsulation and decapsulation in networking
Encapsulation adds information to a packet as it travels to its destination. Decapsulation reverses the process by removing the info, so a destination device can read the original data. Continue Reading
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5 trends in enterprise networking that defined 2021
In 2020, enterprises shifted to remote work due to the pandemic. The trend continued in 2021, along with four other networking trends that defined the year and will extend into 2022. Continue Reading
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DHCP client configuration for Linux, Windows and macOS
Network and system admins can use command-line and GUI tools to configure DHCP clients in Linux, Windows and macOS. Here's a breakdown of which commands to use for each OS. Continue Reading
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Cable management software enhances documentation, visibility
Even a timeworn networking discipline like cabling can undergo a renaissance. See how cable management software helps organizations visualize network connectivity. Continue Reading
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4 ideas for network cable management best practices
When organizing cable clutter, network engineers should follow some common best practices, including the use of cable labels, cable ties and proper documentation. Continue Reading
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Use network standardization to facilitate automation
Network teams can automate and standardize network designs to improve configurations, simplify operations and more easily implement changes within their networks. Continue Reading
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Get up to speed with enhanced content delivery networks
With enhanced features and new delivery options, CDNs are poised to make greater inroads with enterprises to improve UX across the board. Continue Reading
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A quick guide to BGP best practices
The use of Border Gateway Protocol is prevalent among ISPs and enterprises. While BGP best practices change for specific use cases, some recommendations are helpful in all scenarios. Continue Reading
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Static IP vs. dynamic IP addresses: What's the difference?
Static IP addresses are typically used for servers, routers and switches. Dynamic IP addresses, however, are commonly used for workstations, phones and tablets. Continue Reading
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How to set up a VLAN for enterprise networks
VLANs can secure and prioritize network traffic. To set up VLANs correctly, teams should understand concepts like VLAN tagging and subnets. Continue Reading
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Troubleshooting a DHCP server failure
DHCP errors often result from DHCP server failure, a lack of available IP addresses and network failure. But troubleshooting steps vary depending on the error symptoms and causes. Continue Reading
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BGP vs. OSPF: When to use each protocol
BGP and OSPF are two of the most common routing protocols. While BGP excels with dynamic routing for large networks, OSPF offers more efficient path choice and convergence speed. Continue Reading
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How to use iPerf3 to test network bandwidth
In this in-depth tip, learn how to use iPerf3, a network testing tool to measure throughput and benchmark your WAN links to ensure effectivity. Continue Reading
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How to calculate network bandwidth requirements
Figuring out how to calculate bandwidth requirements is vital to ensuring your network runs smoothly, and it's best to use the correct formula from the beginning. Continue Reading
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5 steps to achieve network infrastructure modernization
All networks may be different, but companies have similar goals when they look to upgrade their network infrastructures. Assessing current designs is just the first step. Continue Reading
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Enterprise RF spectrum management best practices
Effective spectrum management requires coordination from company departments to follow certain policies before introducing wireless devices to the enterprise. Continue Reading
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How to secure your home Wi-Fi network in 7 steps
When securing your home Wi-Fi, update devices regularly, change passwords consistently, turn off unused services and inspect outdoor network equipment. Continue Reading
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Hybrid network vs. hybrid network infrastructure
Hybrid networks and hybrid network infrastructure blend different kinds of equipment, geographic locations, network ownership and technology disciplines. Continue Reading
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Routed optical networking tactic could be game changer
A new routing architecture could help eliminate management and service headaches stemming from routing IP traffic on optical networks. Continue Reading
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How to prepare networks for the return to office
Network teams should evaluate their UC strategies, VPN capacity and even air conditioning requirements as employees start to return to office environments. Continue Reading
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How to set up a home network -- a 7-step guide
From understanding hardware components to managing network performance and security, this guide teaches networking newbies how to set up a home network. Continue Reading
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Network-as-a-service business model options take shape
As network as a service gains traction, enterprises and service providers must consider multiple deployment models. SD-WAN, SASE, SDN and policy management could all play a role. Continue Reading
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4 attributes key to network-as-a-service model
For a network-as-a-service model to work for the enterprise, it needs to offer four key attributes: an application-specific, elastic, secure and personalized VPN. Continue Reading
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Wi-Fi 6 vs. Wi-Fi 6E: Spectrum, not hype, is key difference
The extended spectrum of Wi-Fi 6E sounds promising. But, when assessing Wi-Fi 6 vs. Wi-Fi 6E, organizations should pay close attention to radio frequency characteristics. Continue Reading
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Network capacity planning best practices for return to office
As workers grow comfortable enough to return to the office, network teams will need to plan in advance to make sure the network is ready and ensure proper performance. Continue Reading
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Modern network infrastructure design taps security, flexibility
As workers return to office settings, organizations may have to update their on-premises network infrastructure design to improve scalability and connectivity. Continue Reading
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Key tasks in a network maintenance checklist
Network technologies and devices might change over time, but certain maintenance tasks, such as data backup and device inventory, will always be essential for network teams. Continue Reading
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NOC performance metrics for optimal operation
NOC best practices include using standardized network designs and automation. But don't forget to identify performance metrics that help track and measure operational success. Continue Reading
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5 benefits of Wi-Fi 6 for enterprise networks
In a perfect world, Wi-Fi 6 could introduce several benefits to business networks. But real-world conditions could curb the wireless technology's true potential. Continue Reading
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Open RAN architecture gives operators options, challenges
Open RAN architecture could give telecom operators more flexibility as they deliver enterprise-grade 5G services. But making the RAN a virtual function takes careful planning. Continue Reading
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A work-from-home reimbursement policy for network tech
A work-from-home reimbursement plan should drive better network and internet connectivity rates for remote workers and not just offset employees' existing bills. Continue Reading
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Top tips to provide IT support for remote workers
To support employees working from home, network teams should carefully monitor VPN traffic, review firewall rules and rely on remote access support software. Continue Reading
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The tradeoffs and cost of network redundancy
Network redundancy costs vary depending on enterprise use cases, but the determining tradeoff usually depends on how long a company can sustain network downtime. Continue Reading
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Setting up and using a home VLAN to segment network traffic
Virtual LANs can help homeowners segment their network traffic for enhanced control and security. Network analyst John Fruehe takes you inside his home VLANs. Continue Reading
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Software-defined home offerings drive remote productivity
Say hello to software-defined home, a 'branch of one' package that combines professional-grade Wi-Fi, security, SD-WAN and centralized management for remote workers. Continue Reading
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How to calculate a subnet mask from hosts and subnets
IP addressing and subnetting are important and basic elements of networks. In this article, learn how to calculate a subnet mask based on the required number of subnets and hosts. Continue Reading
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Why networks should apply security by design principles
Security by design incorporates security and risk management directly into network architecture, using segmentation and Agile infrastructure design. Continue Reading
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How and why to implement Wi-Fi QoS
Quality of service, as network pros know, prioritizes apps as they cross the network. But Wi-Fi QoS needs to be considered, too, in relation to the overall network. Continue Reading
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How COVID-19 will reshape 2021 enterprise network spending
COVID-19 has shifted enterprise network spending. Campus LAN traffic may never be the same, but companies are earmarking funds to better support the remote workforce. Continue Reading
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Compare low-power Wi-Fi protocols and their roles in IoT
Wi-Fi means more than faster speeds. Low-power Wi-Fi will help companies improve the efficiency of their IoT deployments, thanks to longer signal range and power consumption features. Continue Reading
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How to build a resilient network design
Everything fails eventually, even in networking. Enterprises can prepare for network failure by building resilience and redundancy into their network infrastructure design. Continue Reading
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Home SD-WAN will redefine next-generation WAN
The need for home-office SD-WAN won't end when the pandemic does. Learn how best to provide this essential tech to your organization's at-home employees. Continue Reading
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How to select and set up SD-WAN and DIA
When evaluating different options for SD-WAN and direct internet access, IT teams can't forget to consider application performance, network uptime and support for each option. Continue Reading
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How to set up a new business network
Building a new network can be complicated, but IT teams can ease the design process and future management by choosing the right architecture and documenting each decision. Continue Reading
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Network traffic pattern shifts reflect COVID-19 changes
The novel coronavirus pandemic spurred initial changes in network traffic patterns, but other trends are playing important roles in perpetuating permanent traffic shifts. Continue Reading
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Remote access best practices emphasize security, ease of use
COVID-19 has forced companies to determine the best way to keep remote employees supported. Not sure which way to proceed? Consider these remote access best practices. Continue Reading
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Remote work infrastructure requires on-prem network changes
Demilitarized zone, network access control and VPN termination points are some of the on-premises components that need to be addressed in a remote work infrastructure. Continue Reading
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How ISPs and operators ensure network quality in a pandemic
COVID-19 has caused a spike in remote workers, increased internet usage and traffic surges. Here's how ISPs and telecom operators plan for continuity and quality during the pandemic. Continue Reading