Provide an example of cach of the fotlowing: $(15$ poiat$)$

a$)$ A field in the TCP vegment header that ate uxal for pigst tacking:

b$)$ A protical that is used to enchauge routing information between nouters

b$)$ A protocel that maps an it achtrees to physical addreser

$($d$)$ A technique wed to allow a local area network to the a local IP adtreor that is hidden from the Intemet.

c$)$ A protosol in which the PDU A CRC field.

destination licand on a differeit plowical network. differear than the If address of the tratic leaving taie sctwork

i$)$ A morted that asrigne an IP addnay to a hout once sounctial to the nechurk.

i$)$ As apication loyer protocel thar is und fia prosicle an