Example Eight Subnets - ZyXEL Communications ZyAIR User Manual

ZyAIR Wireless Gateway Series User's Guide
Broadcast Address: 192.168.1.191
IP Address
IP Address (Binary)
Subnet Mask (Binary)
Subnet Address: 192.168.1.192
Broadcast Address: 192.168.1.255

Example Eight Subnets

Similarly use a 27-bit mask to create 8 subnets (001, 010, 011, 100, 101, 110).
The following table shows class C IP address last octet values for each subnet.
SUBNET SUBNET ADDRESS
1
2
3
4
5
6
7
8
The following table is a summary for class "C" subnet planning.
J-6
Chart J-10 Subnet 4
NETWORK NUMBER
192.168.1.
11000000.10101000.00000001.
11111111.11111111.11111111.
Chart J-11 Eight Subnets
FIRST ADDRESS
0
32
64
96
128
160
192
224
Highest Host ID: 192.168.1.190
Lowest Host ID: 192.168.1.193
Highest Host ID: 192.168.1.254
LAST ADDRESS
1
33
65
97 126
129 158
161 190
193 222
223 254
LAST OCTET BIT VALUE
192
11000000
11000000
BROADCAST ADDRESS
30
62
94
31
63
95
127
159
191
223
255
IP Subnetting