Question
Download Solution PDFThe minimum Header size of TCP packet is _______ bytes.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is option 1
Key Points
- TCP packet is a unit of data used in the Transmission Control Protocol (TCP), a reliable connection-oriented protocol used for communication over the Internet.
- A TCP packet consists of a header and data. The header contains information about the connection, such as the source and destination ports, sequence number, and acknowledgment number. The data is the actual payload of the packet.
- The minimum header size of a TCP packet is 20 bytes. This is because the TCP header contains 10 mandatory fields, each of which is 2 bytes long. Hence option 1 is correct.
The fields in the TCP header are:
- Source port number
- Destination port number
- Sequence number
- Acknowledgment number
- Data offset
- Reserved bits
- Flags
- Window size
- Checksum
- Urgent pointer
Last updated on Jun 12, 2025
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