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  2. CCNA - Wikipedia

    en.wikipedia.org/wiki/CCNA

    The exam covers a broad range of fundamentals, including network fundamentals, network access, IP connectivity, IP services, security fundamentals, automation, and programmability. Prerequisites. There are no prerequisites to take the CCNA certification exam.

  3. Cisco certifications - Wikipedia

    en.wikipedia.org/wiki/Cisco_certifications

    To earn this certification one must pass the 210-260 IINS (Implementing Cisco IOS Network Security) exam, as well as hold a current CCNA certification. The CCNA-Security is a prerequisite to the CCNP Security certification. It represents the required exam to earn the certification and for continuing the security certification path to the CCNP.

  4. CCIE Certification - Wikipedia

    en.wikipedia.org/wiki/CCIE_Certification

    CCIE Certification. The Cisco Certified Internetwork Expert, or CCIE, is a technical certification offered by Cisco Systems. The Cisco Certified Internetwork Expert (CCIE) and Cisco Certified Design Expert (CCDE) certifications were established to assist the industry in distinguishing the top echelon of internetworking experts worldwide and to ...

  5. Certified information systems security professional - Wikipedia

    en.wikipedia.org/wiki/Certified_Information...

    The certification exam consists of 125 questions covering six domain areas: Identity and Access Management Architecture; Security Operations Architecture; Infrastructure Security; Architect for Governance, Compliance, and Risk Management; Security Architecture Modeling; Architect for Application Security

  6. Cisco Certified Entry Networking Technician - Wikipedia

    en.wikipedia.org/wiki/Cisco_Certified_Entry...

    The applicable training was the Cisco ICND1 ("Interconnecting Cisco Network Devices, Part 1") and the exam was ("100-105" ICND1), costing $165 retail. The certification was valid for 3 years. The CCENT qualifying exam, ICND1 was retired on 24 February 2020.

  7. Open Shortest Path First - Wikipedia

    en.wikipedia.org/wiki/Open_Shortest_Path_First

    Open Shortest Path First ( OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing (LSR) algorithm and falls into the group of interior gateway protocols (IGPs), operating within a single autonomous system (AS). OSPF gathers link state information from available routers and constructs a topology map of the ...

  8. 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.

  9. Logical link control - Wikipedia

    en.wikipedia.org/wiki/Logical_link_control

    1. Physical layer. In the IEEE 802 reference model of computer networking, the logical link control ( LLC) data communication protocol layer is the upper sublayer of the data link layer (layer 2) of the seven-layer OSI model. The LLC sublayer acts as an interface between the medium access control (MAC) sublayer and the network layer.

  10. Cisco Networking Academy - Wikipedia

    en.wikipedia.org/wiki/Cisco_Networking_Academy

    Cisco Networking Academy. Cisco Networking Academy or NetAcad is an online global educational program product of American Cisco Systems. It started in California in 1997. [1] [2] [3] [4]

  11. CCNP - Wikipedia

    en.wikipedia.org/wiki/CCNP

    The validity of CCNP Certification is 3 years. Renewal requires certification holders to register for and pass same or higher level Cisco recertification exam(s) every 3 years. Related certifications. Associate-level certification: CCNA; Expert-level Certification: CCIE; References