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What does PPTP stand for ?
1. Point-to-Point Transmission Protocol
2. Point-to-Point Transfer Protocol
3. Point-to-Point Tunneling Protocol
4. Point-to-Point Traffic Protocol  

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Correct Answer - Option 1 : Point-to-Point Transmission Protocol

The correct answer is Point-to-Point Transmission Protocol.

  • PPTP stands for Point-to-Point Transmission Protocol.
  • In computer networking, Point-to-Point Protocol is a data link layer communication protocol between two routers directly without any host or any other networking in between.
  • It can provide connection authentication, transmission encryption, and data compression
  • PPP is comprised of three main components:
    • A method for encapsulating multi-protocol datagrams.
    • A Link Control Protocol (LCP) for establishing, configuring, and testing the data-link connection.
    • A family of Network Control Protocols (NCPs) for establishing and configuring different network-layer protocols.

  • Several important types of Protocols:
    • Transmission Control Protocol (TCP)
    • Internet Protocol (IP)
    • User Datagram Protocol (UDP)
    • Post office Protocol (POP)
    • Simple mail transport Protocol (SMTP)
    • File Transfer Protocol (FTP)
    • Hyper Text Transfer Protocol (HTTP)
    • Hyper Text Transfer Protocol Secure (HTTPS) 

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