What is number network when size rest bit field 8?
Class Leading bits Size of network number bit field Size of rest bit field Number of networks Addresses per network Start address End address
Classful network
172047
text real text text text text text text
2-172047-1
Introduction of address classes
Introduction of address classes
Class A 0 8 24 128 (2 7 ) 16,777,216 (2 24 ) 0.0.0.0 127.255.255.255
Class B 10 16 16 16,384 (2 14 ) 65,536 (2 16 ) 128.0.0.0 191.255.255.255
Class C 110 24 8 2,097,152 (2 21 ) 256 (2 8 ) 192.0.0.0 223.255.255.255
Class D ( multicast ) 1110 not defined not defined not defined not defined 224.0.0.0 239.255.255.255
Class E (reserved) 1111 not defined not defined not defined not defined 240.0.0.0 255.255.255.255
SELECT Number of networks FROM table WHERE Size of rest bit field = 8
8