is 450

Here’s the numbered list for easier reading and reference:

  1. Cloud – A shared pool of computing resources that can be quickly used or released with minimal effort.

  2. Hosts – Devices like computers or phones on a network that can send or receive data.

  3. Switches – Devices that connect and manage traffic within a network using MAC addresses.

  4. Internetwork – A collection of connected networks forming a larger network.

  5. Router/Gateway – Devices that direct data between networks and help different networks communicate.

  6. Host-to-Host Connectivity – The connection that allows devices to communicate over a network.

  7. Address – A unique identifier for a device in a network, like an IP address.

  8. Routing – Choosing the best path for data to travel across a network.

  9. Unicast – Sending data from one sender to one receiver.

  10. Broadcast – Sending data from one sender to all devices in a network.

  11. Multicast – Sending data from one sender to multiple specific receivers.

  12. Internet – A global network that connects computers and allows communication.

  13. Protocol – A set of rules that devices follow to communicate.

  14. Types of Protocols – Examples: HTTP, FTP, SMTP, SSH, DNS, DHCP, SNMP, IMAP, POP3, Telnet.

  15. Types of Ports – Examples: HTTP (80), HTTPS (443), FTP (21), SSH (22), Telnet (23), SMTP (25), DNS (53), DHCP (67/68), POP3 (110), IMAP (143).

  16. TCP/IP – The main internet protocol system that ensures data is sent and received correctly.

  17. UDP – A fast but less reliable way to send data, often used for streaming.

  18. Network Edge – The part of a network where devices connect to the internet or a central network.

  19. Frequency Division Multiplexing (FDM) – Splitting a network signal into different frequencies for multiple users.

  20. Time Division Multiplexing (TDM) – Sharing a network signal by giving each user a time slot to send data.

  21. DSL (Digital Subscriber Line) – Internet over phone lines, speeds up to 100 Mbps.

  22. Dial-up Internet – Slow internet using phone lines, up to 56 Kbps.

  23. Cable Modem – Internet via cable TV lines, up to 1 Gbps.

  24. Fiber – High-speed internet using fiber optic cables, over 1 Gbps.

  25. Wireless – Internet without cables, speed depends on technology.

  26. Cellular Network Internet – Mobile internet via cell towers (3G, 4G, 5G).

  27. Satellite – Internet from satellites, affected by weather, about 50 Mbps.

  28. Broadband over Powerlines (BPL) – Internet using electrical wires, similar speeds to DSL and cable.

  29. Endpoint – A device connected to a network that sends or receives data.

  30. IoT Devices – Internet-connected gadgets like smartwatches and home assistants.

  31. Final Destination – The device that receives transmitted data.

  32. Network Communication – The exchange of data between devices in a network.

  33. VPN (Virtual Private Network) – A secure way to connect to a private network over the internet.

  34. Access Point – A device that allows wireless devices to connect to a wired network.

  35. 2-Tier Architecture – A system where the user interface is on the client, and data is stored on the server.

  36. 3-Tier Architecture – A system with separate layers for user interface, application processing, and data storage.

  37. Client – A device or program that requests services from another computer.

  38. N-Tier Architecture – A system that divides functions across multiple layers to improve efficiency.

  39. Server and Client Model – A system where a server manages and provides services to client devices.

  40. Host – Any network-connected device that can send or receive data.

  41. Databases – Organized collections of data stored electronically.

  42. Network Response Time – The time it takes for a network to respond to a request.

  43. Connectivity Between Hosts – Methods and protocols that allow devices to share data.

  44. Private Data Channel – A secure way to transmit sensitive data.

  45. Gateway – A device that connects different networks and manages data flow.

  46. DNS (Domain Name System) – A system that translates website names into IP addresses.

  47. ISP to DNS – How Internet Service Providers use DNS to translate domain names into IP addresses.

  48. 3-Way Handshake – A three-step process used in TCP/IP to establish a connection.

  49. IoT (Internet of Things) – Devices that communicate over the internet, like smart home gadgets.

  50. ISP (Internet Service Provider) – A company that provides internet access.

  51. N-Tier Architecture – A system with multiple layers for scalability and efficiency.

  52. Network Edge – The part of a network where it connects to the internet.

  53. DSL (Digital Subscriber Line) – Internet via telephone lines, up to 100 Mbps.

  54. Dial-up Internet – Slow internet over phone lines, up to 56 Kbps.

  55. Cable Modem – Internet using cable TV infrastructure, up to 1 Gbps.

  56. Fiber – High-speed internet with fiber optics, over 1 Gbps.

  57. Wireless – Internet access without cables, speeds vary.

  58. Cellular Network Internet – Internet from mobile networks, speeds depend on 3G, 4G, or 5G.

  59. Satellite – Internet via satellites, slower and affected by weather.

  60. Broadband over Powerlines (BPL) – Internet through power lines, similar speed to DSL or cable.

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