Xblue Networks X-25 User Manual

Page 66

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DeMilitarized Zone - known as a DMZ, allows an internal device, such as a client computer, to be seen on
the Internet. Basically, information from the WAN (outside) is sent to a server with a fi rewall, which evaluates
the information. If the information is valid, it is then sent to another server with another fi rewall for further
evaluation. Although, these two servers are physically within a LAN, they are actually programmed to exist in
front of the LAN to ensure no unwanted packets are transmitted into the LAN.

Notes:

Placing a server or gateway in the “DMZ” may open the system or network to malicious attacks

However, the most common use for the “DMZ” is to systemically place a server or gateway directly onto the
Internet without requiring a class “A or B” address.

66

“Advanced Setup”

Cloud

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