ZyXEL Communications Prestige 645R-A Series User Manual page 226

Prestige 645R-A Series User's Guide
NO. "BORROWED" HOST BITS
10
11
12
13
14
15
B-8
Chart B-13 Class B Subnet Planning
SUBNET MASK
(/25)
255.255.255.192
(/26)
255.255.255.224
(/27)
255.255.255.240
(/28)
255.255.255.248
(/29)
255.255.255.252
(/30)
255.255.255.254
(/31)
NO. SUBNETS NO. HOSTS PER SUBNET
1024
2048
4096
8192
16384
32768
62
30
14
6
2
1
IP Subnetting