ace test series

Question

maximum segment size in transport layer  is ………….?

answer given is 65535-20=65515

but my doubt is we can extend up to any limit ?

Comments

Only if IP datagram could hold infinitely large segment :)

Answer 1

Total length field in the ip header is 16 bit.

so maximum possible size of datagram at network layer is (2^16)-1 which is 65535.

And maximum segment size in transport layer 65535-20= 65515

Comments

THANK U SO MUCH