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To add or edit a rule
1.In the packet filter rule set creation or modification window, click  or  . This opens a rule creation or rule modification window. 2.Configure the following parameters:
Parameter
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Description
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Rule name
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The name of the created/edited rule.
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Description
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The rule description.
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Action
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The action for Firewall to perform when a packet is intercepted:
•Block packets—block a packet; •Allow packets—allow a packet. |
Direction
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The direction of the connection:
•Incoming—the rule is applied when a packet is received from the network. •Outgoing—the rule is applied when a packet is sent into the network from your computer. •Any—the rule is applied regardless of packet transfer direction. |
Logging
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The logging mode for the rule. This parameter defines which information should be stored in the log:
•Entire packet—log the whole packet. •Headers only—log packet headers only. •Disabled— do no log packet information. |
Criterion
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Filtering criterion. For example, transport or network protocol. To add a filtering criterion, select it from the list and click You can add any number of filtering criteria. For certain headers, there are additional criteria available.
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3.When you finish the adjustments, click OK to save changes or Undo to cancel them.
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If you do not add any criterion, the rule will allow or block all packets depending on the setting specified in the Action field.
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If you select Any for the Local IP address and Remote IP address fields, the rule is applied for any packet which contains an IPv4 header and was sent from a physical address of the local computer.
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