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LANs Local Area Networks

• Content delivery networks smooth the way for rich media

  Content delivery networks, or CDNs, have been available since the '90s but have evolved to improve access to Internet-based video, business-critical applications and online transactions for customers using any kind of device. While CDNs still ... Continue Reading

• CIDR (Classless Inter-Domain Routing or supernetting)

  CIDR (Classless Inter-Domain Routing) is a way to allocate Internet addresses more flexibly than the original system of Internet Protocol (IP) address classes allowed. Continue Reading

• CDMA (Code-Division Multiple Access)

  CDMA (Code-Division Multiple Access) refers to any of several protocols used in second-generation (2G) and third-generation (3G) wireless communications. Continue Reading

• How do you anchor mobile network optimization?

  A successful mobility strategy hinges on how well users can get their jobs done across a variety of devices, operating systems and locations, according to an expert. Continue Reading

• Cisco CCNA exam: Are you ready? Take this 10-question quiz to find out

  This 10-question quiz will really help you prepare for the Cisco CCNA exam. Continue Reading

• Definitions to Get Started

  • VLAN (virtual LAN)
  • network switch
  • dynamic and static
  • FTP (File Transfer Protocol)

  • coaxial cable
  • OSI model (Open Systems Interconnection)
  • DHCP (Dynamic Host Configuration Protocol)
  • subnet (subnetwork)

  View All Definitions

• Successful NFV platforms hinge on middleware selection

  When selecting NFV platforms, communication service providers should look for highly reliable middleware that allows them to adapt their networks over time.Continue Reading

• Gaining business intelligence from network data analysis

  Harvesting your networking data to generate business intelligence can be done -- if you know how to begin.Continue Reading

• Signaling System 7 (SS7)

  Signaling System 7 (SS7) is an international telecommunications standard that defines how network elements in a public switched telephone network (PSTN) exchange information over a digital signaling network. Nodes in an SS7 network are called ...Continue Reading

• Management as a service? Don't underestimate cloud's capabilities

  Management as a service provides enterprises some key benefits like reduced cost and improvements in reliability.Continue Reading

• Vendors take alternatives to OpenFlow SDN

  OpenFlow SDN is promising but vendors are now contemplating alternatives to the protocolContinue Reading

• multiplexing

  Multiplexing is the simultaneous sending of multiple information streams over a communications medium as a single, complex signal that is then recovered at the receiving end.Continue Reading

• OSPF (Open Shortest Path First)

  The OSPF router protocol is used to find the best path for packets as they pass through a set of connected networks. OSPF is one of several Interior Gateway Protocols that replaces the Routing Information Protocol (RIP), an older routing protocol ...Continue Reading

• Your best Ethernet switch: A buyer's guide

  The state of campus switching is rapidly changing. Those managing networks today, and planning their operations in the future, must contend with the rise of software-defined networking, the pervasiveness of mobile devices, and the coming future that...Continue Reading

• What to consider when choosing the best Ethernet switch

  IT pros need to consider new developments in technology like software-defined networking and the Internet of Things when choosing the best Ethernet switch for their current and future network.Continue Reading

• 'Troubleshooting Cisco IP Networks' offers Cisco TSHOOT exam advice

  In this book chapter excerpt, author Amir Ranjbar gives advice on the new CCNP TSHOOT 300-135.Continue Reading