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Considerations for SASE management and troubleshooting
SASE opens new territory for network and security management and troubleshooting. Ultimately, teams should look for system usability and visibility into traffic flows and policies.
More Highlights
- Cisco sweetens Acacia deal by $2 billion
Cisco has agreed to pay $4.5 billion for Acacia, $2 billion more than the initial agreement in 2019. Cisco wants Acacia's optical products for its service provider portfolio.
- SASE challenges include network security roles, product choice
Secure Access Service Edge blends network and security functions. While this integration has its benefits, enterprises still need to address some SASE challenges.
- Refreshing look at Wi-Fi 6 benefits, preparations
Wi-Fi 6's benefits are real, and most organizations will eventually upgrade to the latest and greatest standard. When and how they'll do so is more complicated.
Definitions
- 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.
- network performance monitoring
Network performance monitoring is a process of measuring and monitoring the quality of service of a network to understand if it is properly operating.
- software-defined networking (SDN)
Software-defined networking (SDN) is an architecture that abstracts different, distinguishable layers of a network in order to make networks agile and flexible.
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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
- Internet
The Internet, sometimes called simply "the Net," is a worldwide system of computer networks -- a network of networks in which users at any one computer can, if they have permission, get information from any other computer (and sometimes talk directly to users at other computers).
- edge router
An edge router is a specialized router located at a network boundary that enables an internal network to connect to external networks.
- thin client (lean client)
A thin client (or lean client) is a virtual desktop computing model that runs on the resources stored on a central server instead of a computer's resources.
Highlights
- Refreshing look at Wi-Fi 6 benefits, preparations
- Myths and realities of a Wi-Fi 6 upgrade
- The 4 different types of wireless networks
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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
- network performance monitoring
Network performance monitoring is a process of measuring and monitoring the quality of service of a network to understand if it is properly operating.
- cloud networking
Cloud networking is when some or all of an organization's networking resources are hosted in the cloud.
- 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.
Highlights
- Cisco sweetens Acacia deal by $2 billion
- 5 networking startups helping enterprises adapt and prepare
- Gluware automation tech shines in brownfield networks
More Data Center Topics
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
- Cisco IOS (Cisco Internetwork Operating System)
Cisco IOS (Internetwork Operating System) is a proprietary operating system that runs on Cisco Systems routers and switches.
- edge router
An edge router is a specialized router located at a network boundary that enables an internal network to connect to external networks.
- client-server model (client-server architecture)
Client-server is a relationship in which one program (the client) requests a service or resource from another program (the server).
Highlights
- SASE challenges include network security roles, product choice
- Refreshing look at Wi-Fi 6 benefits, preparations
- VPN vs. VLAN: What's the difference?
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
- 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.
- network visibility
Network visibility is an awareness of the components within and the data moving through an enterprise computer network.
- edge device
An edge device is any piece of hardware that controls data flow at the boundary between two networks.
Highlights
- Considerations for SASE management and troubleshooting
- 5 networking startups helping enterprises adapt and prepare
- Ensure network resilience with redundancy and skills
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
- What is zero trust? Ultimate guide to the network security model
Zero trust is a security strategy that assumes all users, devices and transactions are already compromised. The zero trust model requires strict identity and device verification, regardless of the user’s location in relation to the network perimeter.
- network security
In information technology, network security is the act of maintaining the integrity of a computer network and the data within it.
- microsegmentation
Microsegmentation is a technique used to divide a network into logical and secure units through the application of policies that dictate how data and applications are accessed and controlled.
Highlights
- Considerations for SASE management and troubleshooting
- How to calculate SASE return on investment and costs
- Top 5 SASE use cases balance network connectivity, security
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
- 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.
- MCSA (Microsoft Certified Solutions Associate)
MCSA (Microsoft Certified Solutions Associate) is a certification program intended for people who seek entry-level jobs in an information technology (IT) environment.
- Cisco Certified Entry Networking Technician (CCENT)
Cisco Certified Entry Networking Technician (CCENT) is a now-retired certification offered by Cisco, as part of their certification program.
Highlights
- Network pros share Cisco DevNet certification advice
- A look inside the official Cisco DEVASC 200-901 guidebook
- Is Cisco DevNet worth it? Experts say yes, it's the future
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
- software-defined networking (SDN)
Software-defined networking (SDN) is an architecture that abstracts different, distinguishable layers of a network in order to make networks agile and flexible.
- 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).
Highlights
- Implementing an SDP architecture for added network security
- Explore 5 SASE products to cut through the truth vs. hype
- Palo Alto SD-WAN gets analytics, Prisma security
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
- telecommunications (telecom)
Telecommunications, also known as telecom, is the exchange of information over significant distances by electronic means and refers to all types of voice, data and video transmission.
- millimeter wave (MM wave)
Millimeter wave (MM wave), also known as millimeter band, is the band of spectrum with wavelengths between 10 millimeters (30 GHz) and 1 millimeter (300 GHz).
- 5G new radio (NR)
5G new radio, or 5G NR, is a set of standards that replace the LTE network 4G wireless communications standard.
Highlights
- Cisco sweetens Acacia deal by $2 billion
- What experts say to expect from 5G in 2021
- New Celona 5G platform nets TechTarget innovation award
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
- network slicing
Network slicing overlays multiple virtual networks on top of a shared network.
- 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.
Highlights
- SASE challenges include network security roles, product choice
- Refreshing look at Wi-Fi 6 benefits, preparations
- Myths and realities of a Wi-Fi 6 upgrade