This column...
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Displays...
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Description
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The purpose of this rule or rule group.
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Protocol
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Which protocol(s) the rule applies to (TCP, UDP, ICMP).
Whether the rule permits traffic, or blocks it:
 Permits traffic.
 Blocks traffic.
Whether the rule applies to incoming traffic, outgoing traffic, or both:
 Incoming traffic.
 Outgoing traffic.
 Both directions.
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Whether Host Intrusion Prevention treats traffic that matches this rule as an intrusion (an attack) on your system.
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Whether this rule only applies at specific times.
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Service (L)
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Services on your computer where this rule applies. When possible, this column shows associated port numbers. You can define an individual service, a range of services, a list of specific services, or specify all (Any) or no services (N/A).
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Service (R)
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Services where this rule applies on the computer you are sending traffic to, or receiving traffic from. When possible, this column shows associated port numbers. You can define an individual service, a range of services, a list of specific services, or specify all (Any) or no services (N/A).
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Address
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The IP address, subnet, domain, or other specific identifier that this rule applies to.
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Application
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The application that this rule applies to, including the program name and executable file name.
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