diff options
author | phantom <phantom@FreeBSD.org> | 2000-05-04 17:34:31 +0000 |
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committer | phantom <phantom@FreeBSD.org> | 2000-05-04 17:34:31 +0000 |
commit | 6f90f2c17e5f2fe3c6d858044045752809de0726 (patch) | |
tree | 5050dabfe1596e09cfafdada9e23a22f8c87b5cf /sbin | |
parent | e41a0d9fe9037cd9a8bd915c04a8edd4aa3d2f1d (diff) | |
download | FreeBSD-src-6f90f2c17e5f2fe3c6d858044045752809de0726.zip FreeBSD-src-6f90f2c17e5f2fe3c6d858044045752809de0726.tar.gz |
mdoc(7) style fixes and cleanup
Diffstat (limited to 'sbin')
-rw-r--r-- | sbin/ip6fw/ip6fw.8 | 74 |
1 files changed, 39 insertions, 35 deletions
diff --git a/sbin/ip6fw/ip6fw.8 b/sbin/ip6fw/ip6fw.8 index 8217546..1417663 100644 --- a/sbin/ip6fw/ip6fw.8 +++ b/sbin/ip6fw/ip6fw.8 @@ -1,8 +1,8 @@ .\" .\" $FreeBSD$ .\" -.Dd July 20, 1996 -.Dt IP6FW 8 SMM +.Dd March 13, 2000 +.Dt IP6FW 8 .Os FreeBSD .Sh NAME .Nm ip6fw @@ -11,16 +11,10 @@ .Nm .Ar file .Nm ip6fw -.Oo -.Fl f -| -.Fl q -.Oc +.Op Fl f | Fl q flush .Nm ip6fw -.Oo -.Fl q -.Oc +.Op Fl q zero .Op Ar number ... .Nm ip6fw @@ -31,15 +25,11 @@ delete list .Op Ar number ... .Nm ip6fw -.Oo -.Fl ftN -.Oc +.Op Fl ftN show .Op Ar number ... .Nm ip6fw -.Oo -.Fl q -.Oc +.Op Fl q add .Op Ar number .Ar action @@ -66,7 +56,9 @@ All rules have two associated counters, a packet count and a byte count. These counters are updated when a packet matches the rule. .Pp -The rules are ordered by a ``line-number'' from 1 to 65534 that is used +The rules are ordered by a +.Dq line-number +from 1 to 65534 that is used to order and delete rules. Rules are tried in increasing order, and the first rule that matches a packet applies. @@ -91,7 +83,9 @@ The zero operation zeroes the counters associated with rule number .Pp The flush operation removes all rules. .Pp -Any command beginning with a '#', or being all blank, is ignored. +Any command beginning with a +.Sq # , +or being all blank, is ignored. .Pp One rule is always present: .Bd -literal -offset center @@ -105,7 +99,9 @@ needs. The following options are available: .Bl -tag -width flag .It Fl a -While listing, show counter values. See also ``show'' command. +While listing, show counter values. See also +.Dq show +command. .It Fl f Don't ask for confirmation for commands that can cause problems if misused (ie; flush). @@ -165,7 +161,7 @@ TCP packets only. Discard packets that match this rule, and try to send a TCP reset (RST) notice. The search terminates -.Em (not working yet). +.Em (not working yet) . .It Ar count Update counters for all packets that match rule. The search continues with the next rule. @@ -179,7 +175,8 @@ or higher. .Pp If the kernel was compiled with .Dv IP6FIREWALL_VERBOSE , -then when a packet matches a rule with the ``log'' +then when a packet matches a rule with the +.Dq log keyword a message will be printed on the console. If the kernel was compiled with the .Dv IP6FIREWALL_VERBOSE_LIMIT @@ -225,13 +222,16 @@ The may be specified as: .Bl -hang -offset flag -width 1234567890123456 .It Ar ipv6no -An ipv6number of the form fec0::1:2:3:4. +An ipv6number of the form +.Li fec0::1:2:3:4. .It Ar ipv6no/prefixlen -An ipv6number with a prefix length of the form fec0::1:2:3:4/112. +An ipv6number with a prefix length of the form +.Li fec0::1:2:3:4/112. .El .Pp The sense of the match can be inverted by preceding an address with the -``not'' modifier, causing all other addresses to be matched instead. +.Dq not +modifier, causing all other addresses to be matched instead. This does not affect the selection of port numbers. .Pp @@ -360,7 +360,8 @@ The supported IPv6 options are: .Ar opts (destination options header). The absence of a particular option may be denoted -with a ``!'' +with a +.Dq ! .Em (not working yet). .It established Matches packets that have the RST or ACK bits set. @@ -381,7 +382,8 @@ The supported TCP flags are: and .Ar urg . The absence of a particular flag may be denoted -with a ``!''. +with a +.Dq ! . A rule which contains a .Ar tcpflags specification can never match a fragmented packet which has @@ -413,13 +415,13 @@ that is an IPv6 fragment with a fragment offset of one. This is a valid packet, but it only has one use, to try to circumvent firewalls. .Pp -If you are logged in over a network, loading the LKM version of +If you are logged in over a network, loading the KLD version of .Nm is probably not as straightforward as you would think .Em (not supported). I recommend this command line: .Bd -literal -offset center -modload /lkm/ip6fw_mod.o && \e +kldload /modules/ip6fw_mod.o && \e ip6fw add 32000 allow all from any to any .Ed .Pp @@ -460,8 +462,8 @@ or in short form without timestamps: .Xr protocols 5 , .Xr services 5 , .Xr reboot 8 , -.Xr syslogd 8 , -.Xr sysctl 8 +.Xr sysctl 8 , +.Xr syslogd 8 .Sh BUGS .Pp .Em WARNING!!WARNING!!WARNING!!WARNING!!WARNING!!WARNING!!WARNING!! @@ -476,11 +478,13 @@ do anything you don't understand. When manipulating/adding chain entries, service and protocol names are not accepted. .Sh AUTHORS -Ugen J. S. Antsilevich, -Poul-Henning Kamp, -Alex Nash, -Archie Cobbs. -API based upon code written by Daniel Boulet for BSDI. +.An Ugen J. S. Antsilevich , +.An Poul-Henning Kamp , +.An Alex Nash , +.An Archie Cobbs . +API based upon code written by +.An Daniel Boulet +for BSDI. .Sh HISTORY .Nm first appeared in |