Installing and Administering LAN/9000 Software

146 Chapter6
Network Addressing
Subnet Addresses
Figure 6-8 Network Map for Subnetting
Summary network information:
Company division network = 192.6.12
Subnet mask: 255.255.255.224
Facility LAN subnet number = 1
Host address range: 22 to 62
Host A internet address: 192.6.12.33 for network interface lan0
Host B internet address: 192.6.12.36 for network interface lan0
Host C internet address: 192.6.12.34 for network interface lan0
Host D internet address: 192.6.12.35 for network interface lan0
Marketing Department subnet number = 2
Host address range: 65 to 94
Host A internet address: 192.6.12.65 for network interface lan1
R & D Department subnet number = 3
Host address range: 97 to 126
Host A internet address: 192.6.12.97 for network interface lan1:0
Host B internet address: 192.6.12.98 for network interface lan1:1
Manufacturing Department subnet number = 4
Host address range: 129 to 158
Host B internet address: 192.6.12.130 for network interface lan1
A
C
B D
Marketing Dept.
(Subnet 2)
lan1
Corporate Offices
lan0
Facility LAN
(Subnet 1)
lan0
lan1
Manufacturing Dept.
(Subnet 4)
R & D Dept.
(Subnet 3)
lan 1:0
192.6.12.97
lan 1:1
192.6.12.98
lan0:0
192.6.12.34
lan0:1
192.6.12.37
lan0
192.6.12.35
(Gateway)
lan1
192.6.20.1
(network 192.6.20)
192.6.12.65
192.6.12.33
192.6.12.36
192.6.12.130