Black Box DSL LAN Extender 400 User Manual page 40

Example of Applications
Case (A) Bridging two LANs, no connection to the Internet using Bridge mode
LAN_A
IP: 192.168.100.3~25
Mask: 255.255.255.0
1. This is the default configuration of the DSL LAN Extenders.
2. In this configuration, DSL LAN Extenders bridges the two LANs.
3. The DSL LAN Extenders (CO_A and CP_A) will appear transparent to both LAN_A and
LAN_B.
4. PCs in LAN_B can access servers/PCs in LAN_A and vice versa.
5. The DSL LAN Extenders are to be configured as shown above.
Case (B) Connecting two LANs (different subnet mask), no connection to the Internet using
Router mode
PC_A
IP: 192.168.100.3
Mask: 255.255.255.0
GW: 192.168.100.2
1. In this configuration, DSL LAN Extenders connects the two LANs with different subnet mask.
2. PCs in LAN_B (200.200.200.X) can access servers/PCs in LAN_A (192.168.100.X) and vice
versa.
3. IP addresses of PCs in LAN_B can be assigned through DHCP server in DSL LAN Extender
CP_A.
4. The DSL LAN Extenders are to be configured as shown above.
DSL LAN Extender
CO_A
IP: 192.168.100.1
Mask: 255.255.255.0
Router: N
Bridging: Y
RIP: N
NAT/Router: N
DSL LAN Extender
CO_A
IP: 192.168.100.1
Mask: 255.255.255.0
GW: 0.0.0.0
Router: N
Bridging: Y
RIP: N
NAT/Router: N
© 2002 Black Box Corporation
DSL LAN Extender 400 User's Guide
DSL LAN Extender
CP_A
IP: 192.168.100.2
Mask: 255.255.255.0
Router: N
Bridging: Y
RIP: N
NAT/Router: N
DSL LAN Extender
CP_A
IP: 192.168.100.2
Mask: 255.255.255.0
GW: 0.0.0.0
Router: Y
Bridging: N
RIP: Y
NAT/Router: Y
Subscriber IP:
200.200.200.1
Subscriber Mask:
255.255.255.0
LAN_B
IP: 192.168.100.26~50
Mask: 255.255.255.0
PC_B
IP: 200.200.200.2
Mask: 255.255.255.0
GW: 200.200.200.1
Page 34