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Compare 3 DDoS mitigation strategies for enterprise networks
Enterprises can choose from three major approaches to mitigate DDoS attacks on their networks: Buy from an ISP, do it themselves or use a CDN service.
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- Managing VPN bandwidth requirements, speed and overhead
Companies are relying on IPsec VPNs to connect their remote workers. But determining how much VPN bandwidth you need is just one consideration; VPN overhead is another.
- T-Mobile 5G progresses, Samsung intros 5G tablets
This week's 5G news includes T-Mobile 5G taking a significant step forward, Samsung releasing tablets and Intel and VMware joining forces on network infrastructure.
- Discover 8 network diagramming tools aimed at architects
Network design tools help architects map out the company infrastructure but only with the right product. Explore these eight vendors and their tools to make the right buy.
Definitions
- 6G
6G (sixth-generation wireless) is the successor to 5G cellular technology -- 6G networks will be able to use higher frequencies than 5G networks and provide substantially higher capacity and much lower latency.
- fiber to the home (FTTH)
Fiber to the home (FTTH), also called fiber to the premises (FTTP), is the installation and use of optical fiber from a central point directly to individual buildings such as residences, apartment buildings and businesses to provide high-speed internet access.
- Universal Service Fund (USF)
The Universal Service Fund (USF) is a United States government program that supports telecommunications access and affordability in rural and low-income communities.
Browse Networking Topics
Campus LAN
As enterprises continue to invest in campus LAN environments, adding new software and networking components will allow them to handle an ever-growing amount of traffic. Read expert advice, along with the latest news, about the technologies being used to retool campus area network design. See why campus LANs are now supporting more complex applications and services.
Recent Definitions
- wavelength
Wavelength is the distance between identical points (adjacent crests) in the adjacent cycles of a waveform signal propagated in space or along a wire.
- subnet (subnetwork)
A subnet, or subnetwork, is a segmented piece of a larger network.
- Telnet
Telnet is a network protocol used to virtually access a computer and to provide a two-way, collaborative and text-based communication channel between two machines.
Highlights
- How to secure your home Wi-Fi network in 7 steps
- What's the difference between GRE and IPsec tunnels?
- HPE ups SD-WAN chops with Silver Peak acquisition
More Campus LAN Topics
Back to TopData Center
Learn about data center networking considerations, including evolving data center network architectures and components, emerging data center network protocols and standards, and converged data center and storage networks.
Recent Definitions
- Secure Access Service Edge (SASE)
Secure Access Service Edge, also known as SASE -- pronounced 'sassy' -- is a cloud architecture that bundles network and security solutions together and delivers them as a unified cloud service.
- open networking
Open networking describes a network that uses open standards and commodity hardware.
- traffic shaping
Traffic shaping, also known as packet shaping, is a congestion management method that regulates network data transfer by delaying the flow of less important or less desired packets.
Highlights
- SASE market emerges as the 'wave of the future'
- How the cloud fractures application delivery infrastructure ops
- Small vendors that stand out in network automation
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Back to TopInfrastructure
Advancements in enterprise hardware and network protocols are allowing network pros to take advantage of new technologies to design and implement logical and physical LANs that contribute to business success. In our network infrastructure section, find out what you need to know to design your enterprise local area network infrastructure, including 10/100/100 Ethernet and switching technology, green networking initiatives, PoE, VLANs, and information on IP addressing, subnetting, TCP/IP and network routing protocols.
Recent Definitions
- 6G
6G (sixth-generation wireless) is the successor to 5G cellular technology -- 6G networks will be able to use higher frequencies than 5G networks and provide substantially higher capacity and much lower latency.
- edge computing
Edge computing is a distributed information technology (IT) architecture in which client data is processed at the periphery of the network, as close to the originating source as possible.
- 5G
Fifth-generation wireless (5G) is the latest iteration of cellular technology, engineered to greatly increase the speed and responsiveness of wireless networks.
Highlights
- T-Mobile 5G progresses, Samsung intros 5G tablets
- Discover 8 network diagramming tools aimed at architects
- 5G for enterprises requires other tech to reap full benefits
More Infrastructure Topics
- Content delivery networks (CDNs)
- Edge computing
- Mobile and wireless network technology
- Network protocols and standards
- Network services
- Network virtualization technology
- Open source networking
Network management
Enterprises must be able to accurately track network performance to ensure users can access the applications they need. Find out about the latest trends shaping network monitoring software and tools, including expert advice about the steps companies should take to best manage their networks.
Recent Definitions
- proxy server
A proxy server is a dedicated computer or a software system running on a computer that acts as an intermediary between an endpoint device, such as a computer, and another server from which a user or client is requesting a service.
- real-time monitoring
Real-time (data) monitoring is the delivery of continuously updated information streaming at zero or low latency.
- traffic shaping
Traffic shaping, also known as packet shaping, is a congestion management method that regulates network data transfer by delaying the flow of less important or less desired packets.
Highlights
- Discover 8 network diagramming tools aimed at architects
- The benefits of building a network automation lab
- Juniper Mist stretches to WAN management
More Network management Topics
Back to TopNetwork Security
Here you'll find network security resources for selecting and implementing security devices and maintaining secure networks. Find out how to design a secure network perimeter, where to locate a firewall and whether you need network access control.
Recent Definitions
- bogon
A bogon is an illegitimate IP address that falls into a set of IP addresses that have not been officially assigned to an entity by an internet registration institute, such as the Internet Assigned Number Authority (IANA).
- payload (computing)
In computing, a payload is the carrying capacity of a packet or other transmission data unit. The term has its roots in the military and is often associated with the capacity of executable malicious code to do damage. Technically, the payload of a specific packet or other protocol data unit (PDU) is the actual transmitted data sent by communicating endpoints.
- Snort
Snort is an open source network intrusion detection system (NIDS) created by Martin Roesch.
Highlights
- Compare 3 DDoS mitigation strategies for enterprise networks
- Cloud security vs. network security: What's the difference?
- Network security in 2020 highlights zero trust, SD-branch
Networking careers
Learn about networking certification and career resources to help engineers, managers, and architects and specialists hone their networking skills. Read about the most popular certifications, including Cisco's CCNA, CCNP, CCIE certifications, and learn how SDN, automation and other technologies are changing the way networking pros design and manage today's networks.
Recent Definitions
- NetOps
NetOps, also referred to as NetOps 2.0, is a networking approach that encompasses the use of DevOps tools, methods and techniques to create an agile, scalable and programmable infrastructure capable of delivering business-critical applications and services rapidly and efficiently.
- network engineer
A network engineer is a technology professional who has the necessary skills to plan, implement and oversee the computer networks that support in-house voice, data, video and wireless network services.
- system administrator (sysadmin)
In information technology (IT), a system administrator (sysadmin) is a person who supports a multi-user computing environment and ensures continuous, optimal performance of IT services and support systems.
Highlights
- Network engineer career advice amid the COVID-19 pandemic
- Pair programming pros and cons for network automation
- 5 basic network management interview questions and answers
SDN
Software-defined networking architecture offers a new way to oversee network control, cloud connectivity and application performance. Explore SDN's benefits and disadvantages and catch up on the latest news and trends while learning about SDN's part in the networking industry's broader move to software-based networking.
Recent Definitions
- SD-branch
SD-branch is a single, automated, centrally managed software-centric platform that replaces or supplements an existing branch network architecture.
- SD-WAN (Software-defined WAN)
Software-defined WAN (SD-WAN) is technology that uses software-defined networking (SDN) concepts to distribute network traffic across a wide area network (WAN).
- software-defined networking (SDN)
Software-defined networking (SDN) is a network architecture that aims to make data center networks agile and flexible.
Highlights
- VMware load balancing aimed at NSX-T
- Cisco acquisition of ThousandEyes has many user benefits
- Nvidia acquisitions open up AI opportunities
Telecom networks
Learn about traditional and emerging telecommunications networking technology, including core, access and metro network infrastructure for global, national and regional wired and wireless service provider networks. Beyond network infrastructure, find expert advice on telecom business issues and network operations.
Recent Definitions
- fiber to the home (FTTH)
Fiber to the home (FTTH), also called fiber to the premises (FTTP), is the installation and use of optical fiber from a central point directly to individual buildings such as residences, apartment buildings and businesses to provide high-speed internet access.
- Universal Service Fund (USF)
The Universal Service Fund (USF) is a United States government program that supports telecommunications access and affordability in rural and low-income communities.
- Robert Metcalfe
Robert 'Bob' Melancton Metcalfe, born April 7, 1946, is an American engineer, entrepreneur, professor, writer and venture capitalist.
Highlights
- T-Mobile 5G progresses, Samsung intros 5G tablets
- 5G for enterprises requires other tech to reap full benefits
- What IT pros can expect from 5G core network architecture
WAN
Wide area network connections allow companies to access and share corporate resources among distributed sites. Discover more about available WAN technologies and services and how organizations can use them to aptly meet business requirements. Learn about factors such as the number of company sites, location, security and bandwidth needs when assessing WAN requirements.
Recent Definitions
- Cisco Performance Routing (PfR)
Cisco Performance Routing (PfR) is a way of sending network packets based on intelligent path control.
- WAN optimization (WAN acceleration)
WAN optimization -- also known as WAN acceleration -- is the category of technologies and techniques used to maximize the efficiency of data's flow across a wide area network (WAN), between organizations' centralized data centers and their remote locations.
- SD-WAN (Software-defined WAN)
Software-defined WAN (SD-WAN) is technology that uses software-defined networking (SDN) concepts to distribute network traffic across a wide area network (WAN).
Highlights
- Managing VPN bandwidth requirements, speed and overhead
- How to select and set up SD-WAN and DIA
- Juniper Mist stretches to WAN management