Allow all packets that are not explicitly denied, i.e.:
• Deny all packets that match Filter 1.
• Deny all packets that match Filter 2.
• ...
• Allow the rest.
or
• Allow all packets that are explicitly allowed, i.e.:
• Allow all packets that match Filter 1.
• Allow all packets that match Filter 2.
• ...
• Deny the rest.
or
• Combination of the two possibilities described above.
A number of separate rule chains can be created. The same filter can also be used in dif-
ferent rule chains.
You can also assign a rule chain individually to each interface.
Caution
Make sure you don’t lock yourself out when configuring filters:
If possible, access your gateway for filter configuration over the serial console interface
or ISDN Login.
14.5.1 Access Filter
This menu is for configuration of access filter Each filter describes a certain part of the IP
traffic and defines, for example, the IP addresses, the protocol, the source port or the des-
tination port.
A list of all access filters is displayed in the Networking->Access Rules->Access Filter
menu.
Funkwerk Enterprise Communications GmbH
14 Networking
bintec Rxxx2/RTxxx2 219
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