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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.
Problem Solve
Why modern networks require AIOps
Distributed IT environments increasingly require automated networks, and AIOps can provide the answer for network operations teams dealing with increased complexity, starting now.
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Private 5G in a box simplifies deployment, mobility
Vendors are offering private 5G in a box -- a condensed and streamlined form of standalone 5G -- to simplify the complexity of typical private 5G deployments.
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Wi-Fi sensing has the potential to be disruptive
With help from AI and machine learning, Wi-Fi sensing detects movement in the Wi-Fi environment. While it sounds promising, the technology still has a long way to go.
Trending Topics
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Data Center Network Infrastructure Evaluate
How SDN benefits the small business
As SDN matures and evolves from its original definition, it's getting harder for small businesses to ignore the benefits of SDN, like better visibility, security and efficiency.
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Network Security Best Practices and Products Get Started
Five essential network security topics and trends to watch
With a constant drumbeat of security and data breaches in 2015, it's no wonder networking pros have questions and concerns about network security topics. These five stats can get you started.
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Network management software and network analytics Evaluate
Streaming telemetry gives network monitoring a boost
SNMP isn't going away anytime soon, but streaming telemetry is a much more effective way to generate critical alerts and measure network performance.
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Network Design News
U.S. DNS domains increasingly compromised
This week, networking bloggers examine why the United States has so many compromised DNS domains, architecting for things and Brocade's acquisition plans.
Topics Covered
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Campus area network (1) +
Cloud and data center networking
Data Center Networking
Mobile and wireless networks
Network Infrastructure
Network management and monitoring
Network security
Network strategy and planning
Networking careers and certifications
Software-defined networking
Telecommunication networking
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WAN technologies and services (1) +
Find Solutions For Your Project
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Evaluate
Private 5G in a box simplifies deployment, mobility
Vendors are offering private 5G in a box -- a condensed and streamlined form of standalone 5G -- to simplify the complexity of typical private 5G deployments.
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Wi-Fi sensing has the potential to be disruptive
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Next-gen network management difficult without AIOps
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How vendors support sustainable networking initiatives
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Problem Solve
Why modern networks require AIOps
Distributed IT environments increasingly require automated networks, and AIOps can provide the answer for network operations teams dealing with increased complexity, starting now.
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Troubleshoot name resolution on Windows, Linux and macOS
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Challenges, best practices for network operations management
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5 network virtualization challenges and how to solve them
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Manage
8 tips to optimize network bandwidth and performance
Despite bandwidth calculations and capacity planning, networks often fail to consume bandwidth efficiently. Here are some tips to optimize bandwidth usage in enterprise networks.
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20 systemctl commands for system and service management
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How enterprise networks use WAN virtualization
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Best practices for enterprise CBRS deployment
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E-Handbook | January 2021
Refreshing look at Wi-Fi 6 benefits, preparations
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E-Handbook | September 2020
Is the SD-WAN home office here to stay?
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E-Handbook | June 2020
SD-branch devices promise network, security benefits
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E-Handbook | May 2020
A network automation roadmap to reap tech's best benefits
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E-Handbook | April 2020
What SD-WAN design considerations are most critical?
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Networking Basics
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Get Started
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.
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Get Started
What an AI-driven network looks like
Log analysis and wireless management are common AI use cases in networking. Future applications could include chatbot alerts, digital experience monitoring and traffic engineering.
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Get Started
Best practices for DIY network automation
Many network pros write their own automation scripts. These best practices help teams implement coding and tool set standardization, proper change management and immutability.
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News
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Cloud and data center networking
Cisco executive Todd Nightingale to take Fastly CEO job
Executive Todd Nightingale will step away from Cisco after a decade. Cisco plans to combine the enterprise networking and cloud division he led with another department.
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Cloud and data center networking
Arista acquires Pluribus Networks for cloud fabric product
Arista plans to fold Pluribus technology into a new product that lets telcos run a software-defined network across switches, routers, computer servers and accelerator DPUs.
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Network management and monitoring
AIOps in networking helps but can't solve complex problems
The AIOps tools offered by network management vendors are good at solving routine problems but lack the intelligence to address complicated issues, customers said.
SearchNetworking Definitions
- network packet
- virtual network functions (VNFs)
- network functions virtualization (NFV)
- overlay network
- What is network virtualization? Everything you need to know
- VLAN (virtual LAN)
- virtual networking
- protocol data unit (PDU)