Siemens SINAUT MD740-1 User Manual page 33

Firewall # # # # Extended Settings
These settings determine the basic behaviour of the firewall.
SINAUT MD740-1
Standard settings
All Modes
Maximum number ...
These 5 entries determine upper limits. They are selected in
such a way that they are never reached in normal practical
operation. In the event of attacks, however, they can easily
be reached, therefore the limitation represents built-in,
additional protection. Should special requirements exist in
your operating environment, you can increase the values.
Enable "FTP" NAT/Connection Tracking support
When an outgoing connection is established in the FTP
protocol for the purpose of retrieving data, there are two
possible forms of data transmission: with "enabled FTP" the
called-up server in turn establishes an additional condition
to the caller in order to transmit the data via this connection.
With "disabled FTP" the client establishes this additional
Configuration
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