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GATE | GATE CS 2021 | Set 1 | Question 54

A TCP server application is programmed to listen on port number P on host S. A TCP client is connected to the TCP server over the network. Consider that while the TCP connection was active, the server machine S crashed and rebooted. Assume that the client does not use the TCP keepalive timer. Which of the following behaviors is/are possible?

(A)

If the client was waiting to receive a packet, it may wait indefinitely

(B)

The TCP server application on S can listen on P after reboot

(C)

If the client sends a packet after the server reboot, it will receive a RST segment

(D)

If the client sends a packet after the server reboot, it will receive a FIN segment

Answer

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