Netopia 4000-Series manual Network configuration, Customer Site a

B-4 Firmware User Guide

Network configuration

Below is a diagram of a simple network configuration. The ISP is providing a Class C address to the customer site, and both networks A and B want to gain Internet access through this address. Router B connects to Router A and is provided Internet access through Routers A and B.

Customer Site A

PC 1:

IP Address: 192.168.1.3

Subnet Mask: 255.255.255.128

Gateway: 192.168.1.1

ISP Network

Router A:

IP Address: 10.0.0.1

Subnet Mask: 255.255.255.0

Router B:

IP Address: 192.168.1.1

Subnet Mask: 255.255.255.128

Remote IP: 10.0.0.1

Remote Sub: 255.255.255.0

Gateway: 10.0.0.1

Static Route: 192.168.1.128 [network] 255.255.255.128 [mask] 192.168.1.2 [via router]

Usable IP Addresses available to Customer Site A: 192.168.1.1 --> 192.168.1.126

LAN

Router A:

IP Address: 192.168.1.2

Subnet Mask: 255.255.255.128

Remote IP: 192.168.1.129

Remote Sub: 255.255.255.128

Gateway: 192.168.1.1

Usable IP Addresses available to Customer Site A: 192.168.1.1 --> 192.168.1.126

Customer Site B

Internet

PC 2:

IP Address: 192.168.1.130

Subnet Mask: 255.255.255.128

Gateway:

192.168.1.129

LAN

Router B:

IP Address: 192.168.1.129

Subnet Mask: 255.255.255.128

Remote IP: 192.168.1.2

Remote Sub: 255.255.255.128

Gateway: 192.168.1.2

Usable IP Addresses available to Customer Site B: 192.168.1.129 --> 192.168.1.254