Binary-Encoded data Some data are inherently binary 48-bit Ethernet addresses 32-bit IP addresses Need no further encoding 11001o1o OIOI0I0I 001001010100100101( C OOOO、1 I0101001010001O 0101010I01oo1o、4 1001010000010111110 01011010100101O017 Binary-Encoded Data • Some data are inherently binary – 48-bit Ethernet addresses – 32-bit IP addresses – Need no further encoding