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Troubleshooting Wireless Networks
network management system
A network management system (NMS) is an application or set of applications that lets network engineers manage a network's independent components inside a bigger network management framework and performs several key functions. Continue Reading
CDN (content delivery network)
A CDN (content delivery network), also called a content distribution network, is a group of geographically distributed and interconnected servers that provide cached internet content from a network location closest to a user to accelerate its ... Continue Reading
Q3 Cisco financials show another uptick in sales, services
Cisco financials show a 4% boost in sales as Cisco records its second consecutive quarter of revenue growth and continues to embrace software services. Continue Reading
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SN blogs: Is Arista making right move with campus switches?
Bloggers discuss Arista's new strategy to market campus switches, examine container security risks and ask the question of whether networking is a commodity. Continue Reading
Helping enterprises adapt to open source switching
Enterprise adoption of open source switching hasn't kept pace with cloud providers and telcos. What are some of the barriers blocking the use of disaggregation? Continue Reading
What is ONAP, and how does it tie into NFV architecture?
Network expert Lee Doyle looks at ONAP, its role in NFV architecture and its progress in becoming the standard platform for NFV management and orchestration.Continue Reading
Network infrastructure design for network-as-a-service
When it comes to network as a service, network infrastructure design depends on if you want services delivered across the LAN, WAN or data center. Find out what you need to know.Continue Reading
Software drives the promise of the interoperable network
Interoperability in networks is essential now, a reality that vendors increasingly acknowledge. Learn how the networking industry is changing to accommodate the need for openness.Continue Reading
Software-driven network access ups enterprise agility
Network access to service provider systems is becoming software-based. Learn more about how software-defined access works and the flexibility inherent in software.Continue Reading
Test yourself on open networking, open source and SDN
The open networking concept follows the likes of SDN and open source, but the lines separating them all are often blurred. This quiz can help you understand the differences.Continue Reading
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network service provider (NSP)
A network service provider (NSP) is a company that owns, operates and sells access to internet backbone infrastructure and services.Continue Reading
Session layer
In the Open Systems Interconnection (OSI) communications model, the session layer resides at Layer 5 and manages the setup and teardown of the association between two communicating endpoints.Continue Reading
presentation layer
Residing at Layer 6 of the Open Systems Interconnection (OSI) communications model, the presentation layer ensures that the communications that pass through it are in the appropriate form for the recipient application.Continue Reading
data center interconnect (DCI)
Data center interconnect (DCI) is a segment of the networking market that focuses on the technology used to link two or more data centers so the facilities can share resources. There are many options for DCI connectivity and selecting the right one ...Continue Reading
How to bridge the network engineering skills gap
Training for new network engineering skills should emphasize basic concepts behind building a network, whether it's software-defined, intent-based or disaggregated.Continue Reading