Motorola Netopia 7000, Руководство администратора

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4.
Click on the radio button to select the protection level you want. Click Submit .
Changing the BreakWater setting does not require a restar t to take effect. This makes it easy to change
the setting “on the fly,” as your needs change.
TIPS for making your BreakWater Basic Firewall Selection
Basic Firewall Background
As a device on the Internet, a Motorola Netopia® Gateway requires an IP address in order to send or
receive traffic.
The IP traffic sent or received have an associated application por t which is dependent on the nature of the
connection request. In the IP protocol standard the following session types are common applications:
By receiving a response to a scan from a por t or series of por ts (which is the expected behavior according
to the IP standard), hackers can identify an existing device and gain a potential opening for access to an
internet-connected device.
Application Select this Level Other Considerations
Typical Internet usage
(browsing, e-mail) SilentRunning
Multi-player online
gaming ClearSailing Set Pinholes ; once defined, pinholes will be
active whenever ClearSailing is set.
Restore SilentRunning when finished.
Going on vacation LANdLocked Protects your connection while your away.
Finished online use for
the day LANdLocked This protects you instead of disconnecting your
Gateway connection.
Chatting online or using
instant messaging ClearSailing Set Pinholes ; once defined, pinholes will be
active whenever ClearSailing is set.
Restore SilentRunning when finished.
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ICMP
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HTTP
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FTP
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SNMP
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telnet
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DHCP