Monday, February 17, 2014

CCNA Bit, Decimal and Maths

BIT DECIMAL Means
1 = 128 10000000
2 = 192 11000000
3 = 224 11100000
4 = 240 11110000
5 = 248 11111000
6 = 252 11111100
7 = 254 11111110
8 = 255 11111111


MATHS

/ 28 
--------------------
255 255 255 240
8 + 8 + 8 + 4


/20
-----------------
255  255  240     0
8    + 8  + 4    +0

/12
-----------------
255    240    0    0
8      +4   +0   +0

No comments:

Post a Comment