The SYN+ACK packets sent by the server may be dropped because forged IP address may not be assigned to any machine. If it does reach an existing machine, a RST packet will be sent out, and the TCB will be dequeued.
IP stands for internet protocol address. It is essentially a numeric value issued to a network device that is used for network device identification and location. IP addresses are assigned to all network devices. IP is an abbreviation for "internet protocol." Your router IP address is the unique identifier for each device connected to your network. For the router to recognize and transfer data packets, a device (such as a computer or smartphone) must have an IP address. The data packets are what give your internet its name. A computer's IP address enables it to send and receive data over the internet. Most IP numbers are solely numerical, however as internet usage expands, certain addresses have letters appended to them.
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