Installation and Operation

3-31

Renewing an IP Address

To renew an IP address:

1Type ipconfig /renew and then press ENTER. If a valid IP address is displayed, then Internet access should be available.

2Type exit and then press ENTER to return to Windows.

Installing Multiple Users

The SURFboard cable modem can serve as a gateway to the Internet for up to 32 users when using an optional hub or switch. The users must be on the LAN and the SURFboard cable modem must be attached to the LAN and the cable system.

The following three diagrams illustrate sample configurations. Figure 3-2 illustrates the basic connections with one interface:

Figure 3-2

Ethernet - Multiple users

Cable outlet

Coaxial cable

SURFboard

cable modem

Ethernet crossover cable

Ethernet hub

or switch

Ethernet cable

Computer Computer Computer

SURFboard Cable Modem Installation Manual

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Motorola DHSB5100 installation manual Renewing an IP Address, Installing Multiple Users, Ethernet Multiple users