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  2. Cisco certifications - Wikipedia

    en.wikipedia.org/wiki/Cisco_certifications

    Cisco Certifications are the list of the Certifications offered by Cisco Systems.There are four to five (path to network designers) levels of certification: Associate (CCNA/CCDA), Professional (CCNP/CCDP), Expert (CCIE/CCDE) and recently, Architect (CCAr: CCDE previous), as well as nine different paths for the specific technical field; Routing & Switching, Design, Industrial Network, Network ...

  3. List of SIP response codes - Wikipedia

    en.wikipedia.org/wiki/List_of_SIP_response_codes

    This list includes all the SIP response codes defined in IETF RFCs and registered in the SIP Parameters IANA registry as of 27 January 2023. This list also includes SIP response codes defined in obsolete SIP RFCs (specifically, RFC 2543), which are therefore not registered with the IANA; these are explicitly noted as such.

  4. List of Cisco products - Wikipedia

    en.wikipedia.org/wiki/List_of_Cisco_products

    Download QR code; Print/export Download as PDF; Printable version; In other projects ... Cisco Unified IP Phones—Wireless IP Phone 7920, 7945, 7965, 7942, 8900 ...

  5. Category:VoIP protocols - Wikipedia

    en.wikipedia.org/wiki/Category:VoIP_protocols

    It should only contain pages that are VoIP protocols or lists of VoIP protocols, as well as subcategories containing those things (themselves set categories). Topics about VoIP protocols in general should be placed in relevant topic categories .

  6. CCNA - Wikipedia

    en.wikipedia.org/wiki/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]

  7. Media Gateway Control Protocol - Wikipedia

    en.wikipedia.org/wiki/Media_Gateway_Control_Protocol

    The Media Gateway Control Protocol (MGCP) is a telecommunication protocol for signaling and call control in hybrid voice over IP (VoIP) and traditional telecommunication systems. It implements the media gateway control protocol architecture for controlling media gateways connected to the public switched telephone network (PSTN). [ 1 ]

  8. Cisco - Wikipedia

    en.wikipedia.org/wiki/Cisco

    Cisco Systems, Inc. (using the trademark Cisco) is an American multinational digital communications technology conglomerate corporation headquartered in San Jose, California. Cisco develops, manufactures, and sells networking hardware , software , telecommunications equipment and other high-technology services and products. [ 4 ]

  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 ...