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  2. Cisco certifications - Wikipedia

    en.wikipedia.org/wiki/Cisco_certifications

    In July 2014, Cisco released version 2.0 of the CCNP exams and training courses, "to reflect the alignment with changing industry job roles and the addition of new study materials." [34] 29 January 2015 was the last day to test using the v1.0 exams. As of 30 January 2015, only the v2.0 exam is offered. [34] Required exams (v1.0):

  3. CCNA - Wikipedia

    en.wikipedia.org/wiki/CCNA

    CCNA. CCNA (Cisco Certified Network Associate) is an entry-level information technology (IT) certification offered by Cisco Systems. CCNA certification is widely recognized in the IT industry as the foundational step for careers in IT positions and networking roles. [1][2] Cisco exams routinely change in response to evolving IT trends. [3]

  4. OpenFlow - Wikipedia

    en.wikipedia.org/wiki/OpenFlow

    OpenFlow allows direct access to and manipulation of the forwarding plane of network devices such as switches and routers, both physical and virtual (hypervisor-based). It is the absence of an open interface to the forwarding plane that has led to the characterization of today's networking devices as monolithic, closed, and mainframe-like.

  5. Cisco Discovery Protocol - Wikipedia

    en.wikipedia.org/wiki/Cisco_Discovery_Protocol

    Cisco Discovery Protocol (CDP) is a proprietary data link layer protocol developed by Cisco Systems in 1994 [1] by Keith McCloghrie and Dino Farinacci. It is used to share information about other directly connected Cisco equipment, such as the operating system version and IP address. CDP can also be used for On-Demand Routing, which is a method ...

  6. Routing Information Protocol - Wikipedia

    en.wikipedia.org/wiki/Routing_Information_Protocol

    The Routing Information Protocol (RIP) is one of the oldest distance-vector routing protocols which employs the hop count as a routing metric. RIP prevents routing loops by implementing a limit on the number of hops allowed in a path from source to destination. The largest number of hops allowed for RIP is 15, which limits the size of networks ...

  7. List of computer security certifications - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_security...

    Administration of Symantec Data Loss Prevention 15*. Network Security. 250-440. Administration of Symantec PacketShaper 11.9.1*. Network Security. 250-441. Administration of Symantec Advanced Threat Protection 3.0*.

  8. Cisco IOS - Wikipedia

    en.wikipedia.org/wiki/Cisco_IOS

    Cisco IOS. The Internetworking Operating System[2] (IOS) is a family of proprietary network operating systems used on several router and network switch models manufactured by Cisco Systems. The system is a package of routing, switching, internetworking, and telecommunications functions integrated into a multitasking operating system.

  9. Spanning Tree Protocol - Wikipedia

    en.wikipedia.org/wiki/Spanning_Tree_Protocol

    The Spanning Tree Protocol (STP) is a network protocol that builds a loop-free logical topology for Ethernet networks. The basic function of STP is to prevent bridge loops and the broadcast radiation that results from them. Spanning tree also allows a network design to include backup links providing fault tolerance if an active link fails.

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