11-10-2014, 09:42 PM
TCP Flow Control
• Uses a form of sliding window
• Differs from mechanism used in LLC, HDLC, X.25, and others:
Decouples acknowledgement of received data units from granting
permission to send more
• TCP’s flow control is known as a credit allocation scheme:
Each transmitted octet is considered to have a sequence number
TCP Header Fields for Flow Control
• Sequence number (SN) of first octet in data segment
• Acknowledgement number (AN)
• Window (W)
• Uses a form of sliding window
• Differs from mechanism used in LLC, HDLC, X.25, and others:
Decouples acknowledgement of received data units from granting
permission to send more
• TCP’s flow control is known as a credit allocation scheme:
Each transmitted octet is considered to have a sequence number
TCP Header Fields for Flow Control
• Sequence number (SN) of first octet in data segment
• Acknowledgement number (AN)
• Window (W)
University: Annauniversity
dept:ECE
sem:07
sem:07
year:4th
subject code:CS2060
subject:High Speed Networks
content:CS2060-High Speed Networks-lecture notes for unit 3-edition 2014
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