New & Notable
Evaluate
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.
Manage
How to plan and start a network upgrade
Network architects face challenges when considering a network upgrade, but enterprises can keep problems to a minimum by following a careful plan and listening to end users.
Get Started
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.
Get Started
Examine a captured packet using Wireshark
Wireshark is a useful tool for capturing network traffic data. Network pros can make the most of the tool by analyzing captured packets to see what that data means for troubleshooting.
Trending Topics
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Cloud & Data Center Manage
Cloud networking sustainability strategies yield benefits
As enterprises seek ways to reduce their environmental footprints, one popular way is to migrate on-premises networking infrastructure to third-party CSPs.
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Mobile & Wireless Get Started
Wi-Fi 6 vs. Wi-Fi 5: What's the difference?
Wi-Fi 6 was introduced as the next-generation Wi-Fi standard after Wi-Fi 5. While similar in certain aspects, Wi-Fi 5 and Wi-Fi 6 differ in terms of features and capabilities.
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Infrastructure News
Cisco cuts workforce for third time in 2 years, pursues AI
Cisco cuts its workforce by 7% and forms one unit for networking, security and collaboration to energize AI and security sales. It's the third round of layoffs since 2022.
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Management Get Started
Examine a captured packet using Wireshark
Wireshark is a useful tool for capturing network traffic data. Network pros can make the most of the tool by analyzing captured packets to see what that data means for troubleshooting.
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Network Security Get Started
CASB vs. SASE: What's the difference?
CASB and SASE enhance network and SaaS application security. CASB acts as a security layer for cloud services, while SASE integrates networking and security into one framework.
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WAN Evaluate
Subnet use cases and considerations for network performance
Network administrators create subnets to split networks and optimize performance. Other reasons for subnetting include traffic management, cloud optimization and security.
Find Solutions For Your Project
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Evaluate
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.
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9 types of networks and their use cases
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The benefits and drawbacks of network as a service
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MAC address vs. IP address: What's the difference?
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Problem Solve
SASE operational pain points and how to fix them
SASE offers companies a compelling security strategy, but it takes time to ensure network teams have the visibility and management oversight they need.
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Network automation success begins with a source of truth
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The role of generative AI in networking
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Common network licensing challenges
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Manage
How to plan and start a network upgrade
Network architects face challenges when considering a network upgrade, but enterprises can keep problems to a minimum by following a careful plan and listening to end users.
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Tips to provide network support for remote workers
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Cloud networking sustainability strategies yield benefits
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A work-from-home reimbursement policy for network tech
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Networking Basics
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Get Started
VPN
A virtual private network (VPN) is a service that creates a safe, encrypted online connection.
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Get Started
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.
-
Get Started
Examine a captured packet using Wireshark
Wireshark is a useful tool for capturing network traffic data. Network pros can make the most of the tool by analyzing captured packets to see what that data means for troubleshooting.
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News
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Network infrastructure
Cisco cuts workforce for third time in 2 years, pursues AI
Cisco cuts its workforce by 7% and forms one unit for networking, security and collaboration to energize AI and security sales. It's the third round of layoffs since 2022.
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Recap: Enterprise Strategy Group Thoughts on Cisco Live 2024
Analysts Jim Frey and Jon Brown from Enterprise Strategy Group talk about their takeaways from the Cisco Live 2024 conference in Las Vegas.
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Network management and monitoring
Cisco makes Splunk the center of observability
Cisco is integrating Splunk, AppDynamics and ThousandEyes to create a critical differentiator in the observability market. Networking integration will come later.
Networking Definitions
- What is a VPN?
- What is network scanning? How to, types and best practices
- What is wavelength?
- subnet (subnetwork)
- secure access service edge (SASE)
- Transmission Control Protocol (TCP)
- CIDR (Classless Inter-Domain Routing or supernetting)
- NBASE-T Ethernet