Table 136 Subnet 2; Table 137 Subnet 3; Table 138 Subnet 4; Table 139 Eight Subnets - ZyXEL Communications P-660HN User Manual

Appendix C IP Addresses and Subnetting

Table 136 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 137 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 138 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 139 Eight Subnets

SUBNET
1
2
3
4
354
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-660HN-Fx User's Guide