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Document recently added security.mac.portacl.autoport_exempt tunable.

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Outraced the speed of doc request:	trhodes
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Tom Rhodes 2004-12-08 15:58:38 +00:00
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8
share/man/man4/mac_portacl.4
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@ -203,6 +203,14 @@ Allow superuser (i.e., root) to bind to all
protected ports, even if the port access control list does not
explicitly allow this.
(Default: 1).
.It Va security.mac.portacl.autoport_exempt
Allow applications to use automatic binding to port 0.
Often applications will use port 0 as a request for
automatic port allocation before binding an IP address to
a socket. This tunable will exempt port 0 allocation from
rule checking when a low port is required and
.Dv IP_PORTRANGELOW
is set to a value above 1.
.El
.Sh SEE ALSO
.Xr mac 3 ,