NETWORKS100% Active LaboratorySIMULATION
TCP 3-Way Handshake & Socket State Machine Laboratory
Step-by-step network packet tracer illustrating SYN, SYN-ACK, and ACK transmissions with Initial Sequence Number (ISN) increments and socket state transitions.
NETWORKS • SIMULATIONTCP 3-Way Handshake & Socket State Machine Laboratory
NETWORKS • TRANSPORT LAYERTransmission Control Protocol (TCP)
TCP 3-Way Handshake (SYN → SYN-ACK → ACK) Laboratory
State: SYN_SENT
Handshake Packet:1/ 3
Client Host (Initiator)
192.168.1.10:52410
Socket State: SYN_SENT
Packet in Transit (CLIENT TO SERVER)
[SYN]
Seq = 1000 | Ack = 0
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Server Host (Listener)
10.0.0.1:443 (HTTPS)
Socket State: LISTEN -> SYN_RCVD
Protocol Step #1:
Client initiates connection: Sends SYN packet with Initial Sequence Number (ISN_c = 1000).
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