Security; Firewall - Motorola SBG900 User Manual

Overview Installation Troubleshooting Contact

Security

The SBG900 provides:
•
A

firewall

to protect the SBG900 LAN from undesired attacks over the Internet
•
Security measures to prevent eavesdropping of wireless data
Network Address Translation (NAT) provides some security because the IP addresses of SBG900 LAN computers
are not visible on the Internet.
The logical network diagram does not necessarily correspond to the network cabling. A full discussion of network
security is beyond the scope of this document.
SBG900 security measures shown in a logical network diagram
DMZ computer
Computer
Wired Ethernet LAN
Firewall
The SBG900 firewall protects the SBG900 LAN from undesired attacks and other intrusions from the Internet. It
provides an advanced integrated
denial-of-service attack prevention. The firewall:
•
Maintains state data for every
•
Monitors all incoming and outgoing packets, applies the firewall policy to each one, and screens for improper
packets and intrusion attempts
•
Provides comprehensive logging for all:
— User authentications
— Rejected internal and external connection requests
— Session creation and termination
— Outside attacks (intrusion detection)
You can configure the firewall filters to set rules for port usage. For information about choosing a predefined
firewall policy template, see
Home Print
Configuration: Basic Gateway TCP/IP Wireless USB
Internet
SBG900
Firewall
Computer
stateful-inspection
TCP/IP session on the
"Setting the Firewall Policy".
X
12
Exit
FAQ
Wireless
WEP shared key encryption
MAC access control list
Disable ESSID Broadcast
Computer Laptop
Wireless LAN
firewall supporting intrusion detection, session tracking, and
OSI network and transport layers
SBG900 User Guide
Specifications Glossary License
Security:
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