GATE Computer Science (CS) 2021 Shift 1 Solved Paper

Question : 54 of 65

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

If the client sends a packet after the server reboot, it will receive a RST segment.
If the client was waiting to receive a packet, it may wait indefinitely.
It the client sends a packet after the server reboot, it will receive a FIN segment.
The TCP server application on S can listen on P after reboot.

Validate

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