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Troubleshooting Wireless Networks

• 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

• Understand the basics of 5G wireless networks

  5G wireless networks offer enterprises a lot of intriguing possibilities. What is 5G, and what has to happen before the high-speed, low-latency technology becomes a reality? Continue Reading

• Application layer

  Sitting at Layer 7 -- the very top of the Open Systems Interconnection (OSI) communications model -- the application layer provides services for an application program to ensure that effective communication with another application program on a ... Continue Reading

• physical layer

  Located at the lowest layer of the Open Systems Interconnection (OSI) communications model, the physical layer's function is to transport data using electrical, mechanical or procedural interfaces. Continue Reading

• Definitions to Get Started

  • WAN (Wide Area Network)
  • VLAN (virtual LAN)
  • network switch
  • dynamic and static

  • FTP (File Transfer Protocol)
  • coaxial cable
  • OSI model (Open Systems Interconnection)
  • DHCP (Dynamic Host Configuration Protocol)

  View All Definitions

• transport layer

  Positioned at Layer 4 of the Open Systems Interconnection (OSI) communications model, the transport layer ensures the reliable arrival of messages across a network and provides error-checking mechanisms and data flow controls.Continue Reading

• Network layer

  Located at Layer 3 of the Open Systems Interconnection (OSI) communications model, the network layer's primary function is to move data into and through other networks.Continue Reading

• Data-Link layer

  The data link layer is the protocol layer in a program that handles the moving of data into and out of a physical link in a network.Continue Reading

• What cloud data center interconnect technologies can do

  Data center interconnect technologies and services now use cloud. Learn how CDCI improves traffic delivery and how to choose the right equipment and services.Continue Reading

• How do I choose between SD-WAN, DMVPN and IPsec tunnels?

  Software-defined WAN, DMVPN and IPsec tunnels each have a place among enterprises. Our network expert compares each one and explains where they can be most beneficial.Continue Reading

• network orchestration

  Network orchestration is a policy-driven approach to network automation that coordinates the hardware and software components a software application or service requires to run.Continue Reading

• fault management

  Fault management is the component of network management concerned with detecting, isolating and resolving problems.Continue Reading

• bandwidth

  Bandwidth is the capacity of a wired or wireless network communications link to transmit the maximum amount of data from one point to another over a computer network or internet connection in a given amount of time -- usually one second.Continue Reading

• Meet network management goals with new tech and techniques

  Get up to speed on the new technological advances, improved products and advanced techniques that make enterprise network monitoring and management a bit less daunting.Continue Reading

• managed network services

  Managed network services are networking applications, functions and services that enterprises outsource to be remotely operated, monitored and maintained by a managed service provider (MSP).Continue Reading