Subnetting

What is the equation for figuring out how many subnets you can have?

2^x Where x is the number of bits borrowed

What is the octet where the host address begins called?

The interesting octet

What is the equation for figuring out how many hosts you can have in a subnet?

2^y - 2 where y is the number of bits for the host ID

What subnet mask does traditional subnetting use?

FLSM

What subnet mask can change according to the # of hosts needed?

VLSM

How can you identify the network ID of an IP address?

ANDing

How can you use ANDing to identify the network ID?

By multiplying the binary IP address by the binary CIDR notation and converting the answer to decimal

What is supernetting?

Combining subnets together

What does supernetting require of network ID’s?

They have to be contiguous