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LAB MANUAL for Data And Telecommunications

  Router Configuration Lab Report 1. Introduction Objective : The purpose of this lab is to configure a router with various settings and verify the communication between devices on different networks. Tools/Software Used : Cisco Packet Tracer, GNS3, Physical Router etc. Topology : Brief description of the network topology, including the routers, switches, and devices used.                                 যদি কারো ল্যাব রিপোর্ট লাগে কমেন্টে ইমেইল কমেন্ট করে দিন পাঠানো হবে। Lab Report PDF
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What is UDP?

 UDP (User Datagram Protocol) is a communication protocol used primarily for transmitting data over a network. It's part of the Internet Protocol (IP) suite, commonly used for establishing low-latency and loss-tolerating connections between applications on the internet.

Here are some key characteristics of UDP:

  1. Connectionless Protocol: UDP does not establish a connection before sending data, unlike TCP (Transmission Control Protocol). It just sends packets called datagrams directly to the recipient.

  2. Fast but Unreliable: Since it doesn't wait for acknowledgments or perform error-checking mechanisms like TCP, UDP is faster but less reliable. There is no guarantee that the data will reach its destination, nor is there any confirmation if the packets are received correctly or in order.

  3. Applications: UDP is ideal for use cases where speed is more important than reliability. Examples include:

    • Online gaming
    • Video streaming
    • VoIP (Voice over IP) communications
    • DNS (Domain Name System) lookups

Its simplicity and efficiency make it well-suited for real-time applications where slight data loss is preferable to delay.



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