It’s not that kind of CIDR

Which of these subnet masks is represented by the CIDR notation of /16?






F) I’d like another glass of that

The answer: E)

The /16 CIDR notation refers to a 16 bit subnet mask, which would be the binary equivalent of 11111111.11111111.0000000.00000000, or 16 ones. If you convert this value to decimal, you would have a mask of

Want to know more? Watch “TCP/IP Subnets.”

Our TCP/IP networks are separated into many subnets. In this video, you’ll learn about the fundamentals of IP subnetting and how legacy class-based and modern classless subnetting is used to connect the worldwide Internet.