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Troubleshooting Wireless Networks

• domain name system (DNS)

  The domain name system (DNS) is a naming database in which internet domain names are located and translated into internet protocol (IP) addresses. Continue Reading

• What does stateful vs. stateless mean in a networking context?

  When it comes to understanding state from a networking perspective, knowing the difference between stateful vs. stateless firewalls is a crucial starting point. Continue Reading

• BGP tutorial: How the routing protocol works

  Border Gateway Protocol is the complex routing protocol that literally makes the internet work. This tutorial walks you through how BGP functions and offers troubleshooting options. Continue Reading

• Address Resolution Protocol (ARP)

  Address Resolution Protocol (ARP) is a procedure for mapping a dynamic Internet Protocol address (IP address) to a permanent physical machine address in a local area network (LAN). Continue Reading

• 5G

  Fifth-generation wireless (5G) is the latest iteration of cellular technology, engineered to greatly increase the speed and responsiveness of wireless networks. Continue Reading

• Definitions to Get Started

  • domain name system (DNS)
  • Address Resolution Protocol (ARP)
  • 5G
  • Synchronous Optical Network (SONET)

  • attenuation
  • big-endian and little-endian
  • peer-to-peer (P2P)
  • PSTN (public switched telephone network)

  View All Definitions

• A glossary of 10 essential network security terms

  This network security glossary covers both old and new key terms -- such as zero trust networks and microsegmentation -- that can bolster anyone's security vocabulary.Continue Reading

• An introduction to the types of firewalls and how they work

  In this introduction to firewall technology, learn about the types of firewalls and how they work to keep private networks safe from hackers and other security threats.Continue Reading

• What is edge computing, and how can you get started?

  Edge computing is forcing IT teams to rethink legacy architectures. In this guide, explore what edge computing is, its pros and cons and how it can change enterprise networks.Continue Reading

• Synchronous Optical Network (SONET)

  Synchronous Optical Network (SONET) is a standard for synchronous data transmission on optical fibers.Continue Reading

• What is NetOps? Start with these 5 common questions

  This compilation is an essential starting point for NetOps novices. These five common questions explore what NetOps is, how it can benefit networks and its effect on network teams.Continue Reading

• attenuation

  Attenuation is a general term that refers to any reduction in the strength of a signal.Continue Reading

• big-endian and little-endian

  Endianness is a term that describes the order in which a sequence of bytes are stored in computer memory. Endianness can be either big or small, with the adjectives referring to which value is stored first.Continue Reading

• Despite its advantages, what are the top disadvantages of SD-WAN?

  Cost, complexity, security, training, troubleshooting and software bugs are some of the top disadvantages of SD-WAN. See how these issues affect SD-WAN deployment.Continue Reading

• An 802.11ax survival guide: Expectations for the Wi-Fi standard

  This 802.11ax survival guide has the information you need for the newest Wi-Fi standard, including various expectations, device advice and available features.Continue Reading

• 5 ways 802.11ax benefits enterprise Wi-Fi networks

  The advantages of 802.11ax -- the upcoming wireless standard -- are deemed impressive, significant and revolutionary. See how the technology could benefit your business.Continue Reading