subnet construction

The cosntruction of the subnet

• Network adress
  • The first IP of the subnet mask
  • Set all host bits to 0 (0 decimal)
• First usable host adress
  • One number highert than the network adress
• Network broadcast adress
  • The last IP addres of the subnet
  • Set all host bits to 1 (255 decimal)
• Last usable host address
  • One number lower than the broadcast adress

[!quote] subnet classes