Siemens SINAUT MD740-1 User Manual page 34

Configuration
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connection to the server for data transmission. In order for
the additional connections to be allowed through by the
firewall, Enable "FTP" NAT/Connection Tracking support
must be set to Yes (standard).
Enable "IRC" NAT/Connection Tracking support
Similar to FTP: when chatting on the Internet via IRC,
incoming connections must be allowed following the active
establishment of a connection if chatting is to work
smoothly. For these connections to be allowed through by
the firewall, Enable "IRC" NAT/Connection Tracking
support must be set to Yes (standard).
Enable "PPTP" NAT/Connection Tracking support
Must only be set to Yes if the following condition is present:
A VPN connection using PPTP is to be established to an
external computer from a local computer without the help of
the SINAUT MD740-1.
The default setting of this switch is No.
ICMP from extern to the TAINY
With this option you can influence behaviour when receiving
ICMP messages which are sent from the external network to
the SINAUT MD740-1. You have the following possibilities:
Reject: All ICMP messages sent to the
SINAUT MD740-1 are rejected.
Accept ping: Only ping messages (ICMP type 8) sent to the
SINAUT MD740-1 are accepted.
Accept all ICMPs: All types of ICMP messages sent to the
SINAUT MD740-1 are accepted.
SINAUT MD740-1