The Transport layer

  • Manages communication between Transport entities “end to end”
    • → Transparency of network nodes
  • Main protocols:
    • TCP : Connection Oriented (CO)
    • UDP: Connectionless (CL)
  • Other protocols (specified later):
    • SCTP (Stream Control Transport Protocol), RFC 2960. Created initially to transport telephone signalling over IP networks
    • RTP*/RTCP (Real Time Transport Protocol), RFC´s 1889, 3550. For transport of information with real time content:
      • Voice, video.
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