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OSI model - Coggle Diagram
OSI model
transportation
UDP (User Datagram Protocol)
TCP (Transmision Control Protocol)
flow control
window size
window scaling factor -- only negotiated once in HandShake
congestion control
CWND (Congestion Window)
ECN (Explicit Congestion Notification)
CWR (Congestion Window Reduction)
TCP slow start (adds 1 for each ACK)
TCP congestion avoidance (adds 1 for each round trip)
ECN (Explicit Congestion Notification)
CWR (Congestion Window Reduction)
state full
SYN - ACK SYN - ACK
NAT (Network address translation)
router keeps a mapping table of it's Ports on public IP to the ports in Private IP of devices connecting to it + dst IP:Port
network
ICMP (Internet Control Message Protocol)
data link
ARP (Address Resolution Protocol)
ARP poisoning
session
physical
application
presentation