[lemma=destination] □ □
[lemma=destination] [□] □
[lemma=destination] [] □
The sending application program prepares its data and calls on its local internet module to send that data as a datagram and passes the destination address and other parameters as arguments of the call . It translates the source and destination addresses and ports in the Internet Protocol datagram . Users of the host will see unpredictable connectivity failures , depending on the destination address and the choice of router . These filters could be applied based on examination of destination address and port number . Level Mobile Router ( TLMR ) where it switches between the source address / destination address and routing headers for outgoing / incoming packets respectively .