Answer to Question #273319 in Computer Networks for May

Question

DISCOVER the purpose of Header fields used in TCP /IP i. Sequence Number ii. Fragment offset iii. Urgent Pointer iv. Header Check v. Option + Padding

Answer 1

 I. Sequence Number- 32 Bit number used for byte level numbering of TCP segments.

ii. Fragment offset - helps the destination device to place the fragments in the proper sequence to build the original packet.

iii. Urgent Pointer - It Shows the end of the urgent data so that interrupted data streams can continue.

iv. Header Check - Easily check status codes.

v. Option + Padding - is used to ensure that the TCP header ends, and data begins, on a 32-bit boundary.