Table 71 Subnet 2; Table 72 Subnet 3; Table 73 Subnet 4; Table 74 Eight Subnets - ZyXEL Communications P-663H-51 User Manual

Appendix B IP Addresses and Subnetting

Table 71 Subnet 2

IP/SUBNET MASK
IP Address
IP Address (Binary)
Subnet Mask (Binary)
Subnet Address:
192.168.1.64
Broadcast Address:
192.168.1.127

Table 72 Subnet 3

IP/SUBNET MASK
IP Address
IP Address (Binary)
Subnet Mask (Binary)
Subnet Address:
192.168.1.128
Broadcast Address:
192.168.1.191

Table 73 Subnet 4

IP/SUBNET MASK
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 eight subnets (000, 001, 010, 011, 100, 101, 110 and
111).
The following table shows IP address last octet values for each subnet.

Table 74 Eight Subnets

SUBNET
1
2
3
4
176
NETWORK NUMBER
192.168.1.
11000000.10101000.00000001.
11111111.11111111.11111111.
Lowest Host ID: 192.168.1.65
Highest Host ID: 192.168.1.126
NETWORK NUMBER
192.168.1.
11000000.10101000.00000001.
11111111.11111111.11111111.
Lowest Host ID: 192.168.1.129
Highest Host ID: 192.168.1.190
NETWORK NUMBER
192.168.1.
11000000.10101000.00000001.
11111111.11111111.11111111.
Lowest Host ID: 192.168.1.193
Highest Host ID: 192.168.1.254
SUBNET
FIRST ADDRESS
ADDRESS
0 1
32 33
64 65
96 97
LAST OCTET BIT
VALUE
64
01000000
11000000
LAST OCTET BIT
VALUE
128
10000000
11000000
LAST OCTET BIT
VALUE
192
11000000
11000000
LAST BROADCAST
ADDRESS ADDRESS
30 31
62 63
94 95
126 127
P-663H-51 User's Guide