ZyAIR B-420 Wireless LAN Ethernet Adapter and Bridge

Chart G-13 Class B Subnet Planning

NO. “BORROWED” HOST BITS

SUBNET MASK

NO. SUBNETS

NO. HOSTS PER SUBNET

 

 

 

 

9

255.255.255.128

512

126

 

(/25)

 

 

 

 

 

 

10

255.255.255.192

1024

62

 

(/26)

 

 

 

 

 

 

11

255.255.255.224

2048

30

 

(/27)

 

 

12

255.255.255.240

4096

14

 

(/28)

 

 

 

 

 

 

13

255.255.255.248

8192

6

 

(/29)

 

 

 

 

 

 

14

255.255.255.252

16384

2

 

(/30)

 

 

 

 

 

 

15

255.255.255.254

32768

1

 

(/31)

 

 

G-8

IP Subnetting