Opening the firewall for selected pc's (dmz) – Siemens SE505 User Manual
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Configuration with Advanced Setup
Gigaset SE505 dsl/cable / English / A31008-E505-B100-1-7619 / configure_router.fm / 16.07.2003
Opening the firewall for selected PC's (DMZ)
PC's inside the LAN cannot be accessed from the Internet by default. The router protects
the LAN by its
. Some applications do not work properly behind a firewall
because they require unrestricted data flow in both directions. In this case you can
define a so-called demilitarised zone (
) for a PC running such applications. When
you create a DMZ, all requests for a service that come from the Internet will be
forwarded to that PC unless the service has already been forwarded to another PC by
◆
To create a DMZ for a PC, select DMZ in the Virtual server menu.
!
Please bear in mind that the demilitarised PC is no longer protected
against unauthorised access from the Internet and as such could be a
security risk for your network. You should use this option only in
emergency situations.
i
You will find an example of how to create a DMZ in "Practical Tips and
Configuration Examples" on the CD supplied.