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2. Packet Tracer - Wikipedia

   en.wikipedia.org/wiki/Packet_Tracer

   Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks. The software allows users to simulate the configuration of Cisco routers and switches using a simulated command line interface. Packet Tracer makes use of a drag and drop user ...

3. Internet protocol suite - Wikipedia

   en.wikipedia.org/wiki/Internet_protocol_suite

   The Internet protocol suite, commonly known as TCP/IP, is a framework for organizing the set of communication protocols used in the Internet and similar computer networks according to functional criteria. The foundational protocols in the suite are the Transmission Control Protocol (TCP), the User Datagram Protocol (UDP), and the Internet ...

4. 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]

5. Ethernet frame - Wikipedia

   en.wikipedia.org/wiki/Ethernet_frame

   Ethernet packet. The SFD (start frame delimiter) marks the end of the packet preamble. It is immediately followed by the Ethernet frame, which starts with the destination MAC address. [1] In computer networking, an Ethernet frame is a data link layer protocol data unit and uses the underlying Ethernet physical layer transport mechanisms.

6. Wireshark - Wikipedia

   en.wikipedia.org/wiki/Wireshark

   Website. www.wireshark.org. Wireshark is a free and open-source packet analyzer. It is used for network troubleshooting, analysis, software and communications protocol development, and education. Originally named Ethereal, the project was renamed Wireshark in May 2006 due to trademark issues. [5]

7. She went viral for going on the ‘shortest first date ever ...

   www.aol.com/lifestyle/she-went-viral-going...

   Maggie Smith walked back to her car in stunned silence after going on a date that lasted less than two minutes. She shared her experience of the date in a TikTok video, which went viral.

8. Protocol data unit - Wikipedia

   en.wikipedia.org/wiki/Protocol_data_unit

   OSI model. Protocol data units of the OSI model are: [1] The Layer 4: transport layer PDU is the segment or the datagram. The Layer 3: network layer PDU is the packet. The Layer 2: data link layer PDU is the frame. The Layer 1: physical layer PDU is the bit or, more generally, symbol. Given a context pertaining to a specific OSI layer, PDU is ...

9. Packet analyzer - Wikipedia

   en.wikipedia.org/wiki/Packet_analyzer

   Packet analyzer. A packet analyzer (also packet sniffer or network analyzer) [1][2][3][4][5][6][7][8] is a computer program or computer hardware such as a packet capture appliance that can analyze and log traffic that passes over a computer network or part of a network. [9] Packet capture is the process of intercepting and logging traffic.