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Mention IPFIREWALL_DEFAULT_TO_ACCEPT and it's effect on rule 65535.

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Peter Wemm 1997-09-10 03:11:36 +00:00
parent ffdd472de7
commit d6fd8b89df
1 changed files with 6 additions and 3 deletions
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9
share/man/man4/ipfirewall.4
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@ -1,5 +1,5 @@
.\"
.\" $Id: ipfirewall.4,v 1.6.2.2 1997/03/07 03:07:41 mpp Exp $
.\" $Id: ipfirewall.4,v 1.10 1997/06/23 02:12:21 julian Exp $
.\"
.Dd June 22, 1997
.Dt IPFIREWALL 4
@ -23,8 +23,11 @@ which point the corresponding action is taken. Rules are numbered
from 1 to 65534; multiple rules may share the same number.
.Pp
There is one rule that always exists, rule number 65535. This rule
causes all packets to be dropped. Hence, any packet which does not
match a lower numbered rule will be dropped.
normally causes all packets to be dropped. Hence, any packet which does not
match a lower numbered rule will be dropped. However, a kernel compile
time option
.Dq IPFIREWALL_DEFAULT_TO_ACCEPT
allows the administrator to change this fixed rule to permit everything.
.Pp
The value passed to
.Fn setsockopt