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Firewall 73
Security Select Security to display the Security screen (Figure 56).
Figure 56 Security Screen
The Internet connects millions of computer users throughout the world.
The vast majority of the computer users on the Internet are friendly and
have no intention of breaking into, stealing from, or damaging your
network. However, there are hackers who may try to break into your
network.
Enable universal plug and play Universal plug and play allows
compatible software to read and change some the Gateway’s firewall
settings. This reduces the configuration required but lessens your control
of the Gateway’s firewall.
3Com recommends that you leave this feature disabled for maximum
security.
Allow PING from the Internet PING is a utility, which is used to
determine whether a device is active at the specified IP address. PING is
normally used to test the physical connection between two devices, to
ensure that everything is working correctly.
By default the Gateway has PING disabled in order to make the device
more difficult to find on the Internet and less prone to attack.