Modules 1 - 3: Basic Network Connectivity and Communications

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Across
  1. 2. A physical port used to access a router without network connection and to do maintenance or perform initial configurations; It is sometimes called a management port
  2. 4. A procedure for mapping an IP address to a permanent physical machine address in a local area network
  3. 5. the point of interconnection between a computer and a private or public network
  4. 7. A computer or other device connected to a computer network as an end-device
  5. 11. The ability to be able to scale or adapt the network for future growth
  6. 12. Used to verify connectivity at an IP-level to a second TCP/IP device by transmitting Echo Request messages and waiting for a return message
  7. 13. A communications protocol that is primarily used for establishing low-latency and loss-tolerating connections between applications on the internet
  8. 14. Used to track in real-time the pathway taken by a packet on an IP network from source to destination, reporting the IP addresses of all the routers it pinged in between and the time taken for each hop
  9. 15. A standard email protocol that stores email messages on a mail server
  10. 17. Devices (such as switches) that interconnect end devices and manage data that flows through the network.
  11. 18. A computer network that interconnects computers within a limited area
Down
  1. 1. Network access or information access through a private collection of internal LANs and WANs; Access that is only available and accessible to authorized members of the company or organization.
  2. 3. A digital data transmission unit (container for a single network packet) in computer networking and telecommunication
  3. 6. A process by which a lower-layer protocol receives data from a higher-layer protocol and then places the data into the data portion of its frame
  4. 8. A routing protocol for Internet Protocol networks that uses a link state routing algorithm
  5. 9. Establishes an insecure remote CLI connection to a device over the network
  6. 10. Processes commands to a computer program in the form of lines of text
  7. 16. Communicates between the hardware and software of a computer and manages how hardware resources are used to meet software requirements.