- Operates on the Transport Layer of the OSI model
- Reliable, full featured transport layer protocol
- Divides data into segments
- TCP Header fields:
- Source port (16 bit) - identifies source port
- Destination port (16 bit) - identifies destination port
- Sequence number (32 bits) - used for data reassembly
- Acknowledgement no. (32 bits) - used to indicate data received and next byte expected
- Header length (4 bits) - indicates length of TCP segment header
Network Protocols - TCP
July 27, 2022