Wired Ethernet Lan; Security - Motorola surfboard sbg901 User Manual

Wired Ethernet LAN

You can easily connect any PC with an Ethernet LAN port to the SBG901 Ethernet connection.
Because the SBG901 Ethernet port supports
cross-over cable to connect a hub, switch, or computer. Use category 5, or better, cabling for all
Ethernet connections.
The physical wiring arrangement has no connection to the logical network allocation of IP
addresses.
A wired Ethernet LAN with more than one computer requires one or more hubs, switches, or
routers. You can do the following:
•
Connect a hub or switch to the Ethernet port on the SBG901
•
Use Ethernet hubs, switches, or routers to connect up to 245 computers to the SBG901
A complete discussion of Ethernet cabling is beyond the scope of this document.

Security

The SBG901 provides the following:
•
A firewall
•
For wireless transmissions, data encryption and network access control
Network Address Translation
LAN computers are not visible on the Internet.
1 Introduction
This document is uncontrolled pending incorporation in PDM
Figure 6 Sample Ethernet to Computer Connection
to protect the SBG901 LAN from undesired attacks over the Internet
(NAT) provides some security because the IP addresses of SBG901
auto-MDIX, you can use straight-through or
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