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.