setkey.8: Improve direction descriptions
Be more precise in the definition of policy directions and policy levels. PR: 250177 Reported by: Bram Ton <bram at cbbg dot nl> Reviewed by: gbe, ae MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D26719
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@ -29,7 +29,7 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd April 27, 2022
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.Dd September 13, 2022
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.Dt SETKEY 8
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.Os
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.\"
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@ -455,17 +455,18 @@ is expressed in one of the following three formats:
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.Pp
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The direction of a policy must be specified as
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one of:
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.Li out ,
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.Li in ,
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.Li out
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or
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.Li in .
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The direction is followed by one of the following policy levels:
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.Li discard ,
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.Li none ,
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or
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.Li ipsec .
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The
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.Li discard
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direction
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means that packets matching the supplied indices will be discarded
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while
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policylevel means that packets matching the supplied indices will
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be discarded while
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.Li none
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means that IPsec operations will not take place on the packet and
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.Li ipsec
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