An IP datagram is trying to pass through a link with an MTU of $700$ bytes between source host A and destination host B$.$ Assuming a $20-$byte IP header and the original datagram is stamped with identification number P$,$ where P $=2015.$ Illustrate with the help of a diagram how many fragments are generated to send a $2500-$byte message. Investigate the offset value, flag value, and identification number of the fragments.

special instruction$($answer like an student on exam and draw the proper diagram on hand$)$