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  2. CCNA - Wikipedia

    en.wikipedia.org/wiki/CCNA

    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] In 2020, Cisco announced an update to its certification program that "Consolidated and updated associate-level training and certification."

  3. Frame check sequence - Wikipedia

    en.wikipedia.org/wiki/Frame_check_sequence

    By far the most popular FCS algorithm is a cyclic redundancy check (CRC), used in Ethernet and other IEEE 802 protocols with 32 bits, in X.25 with 16 or 32 bits, in HDLC with 16 or 32 bits, in Frame Relay with 16 bits, [3] in Point-to-Point Protocol (PPP) with 16 or 32 bits, and in other data link layer protocols.

  4. 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. [23] It represents the required exam to earn the certification and for continuing the security certification path to the CCNP.

  5. Try these four expert-approved treat-delivery methods to keep ...

    www.aol.com/try-four-expert-approved-treat...

    “It’s not what you feed, it’s the way you feed it,” explains Burton. “Your treat delivery technique can have a powerful impact on the outcome of your training.”

  6. Cops identify NJ woman as mystery straphanger torched to ...

    www.aol.com/mystery-woman-torched-death-horrific...

    The straphanger who was burned to death on a Brooklyn F train in a horrific attack has been identified as a 57-year-old New Jersey woman, police announced Tuesday.

  7. Mexican president warns Trump tariffs will kill jobs, hints ...

    www.aol.com/news/mexican-president-tells-trump...

    MEXICO CITY (Reuters) -Mexican President Claudia Sheinbaum on Tuesday warned U.S. President-elect Donald Trump of dire economic consequences for both countries from tariffs and suggested possible ...

  8. Cisco Certified Entry Networking Technician - Wikipedia

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

    The certification was retired on 24 February 2020. [2] The CCENT certification was an interim step to Associate level or directly with CCNA and CCDA certifications . While the CCENT covered basic networking knowledge; it did not get involved with the more intricate technical aspects of the Cisco routing and switching and network design .

  9. CCIE Certification - Wikipedia

    en.wikipedia.org/wiki/CCIE_Certification

    An example CCIE ceramic plaque. 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 assess expert-level infrastructure ...

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