| adi1708 2005-05-05, 9:13 pm |
| Hi,
Can someone verify this? What make me confuse is 0 on second octet. Please help. Thanks
128.0.0.0/21
class B 128 64 32 16 8 4 2 1
3rd I I I I I 0 0 0
4TH 0 0 0 0 0 0 0 0
Default subnett mask is 255.255.0.0
Required subnet mask is 255.255.248.0
No.of bits borrowed: 5
No. of usable subnets: 30
No. of usable hosts: 2046
Network ID Valid IP range Broadcast ID
1)128.0.8.0 128.0.8.1 - 128.0.15.254 128.0.15.255
2)128.0.16.0
7)128.0.56.0 128.0.56.1-128.0.63.254. 128.0.63.255
8)128.0.64.0
5th host on subnet 7 is: 128.0.56.7 |