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Document the usage of escape character in a service name.

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PR:		7101
Reminded by:	jhs
This commit is contained in:
Ruslan Ermilov 1999-06-15 12:56:38 +00:00
parent 105d5f266a
commit 689b0bd1d4
1 changed files with 9 additions and 2 deletions
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11
sbin/ipfw/ipfw.8
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@ -1,8 +1,8 @@
.\"
.\" $Id: ipfw.8,v 1.51 1999/04/29 19:14:17 ghelmer Exp $
.\" $Id: ipfw.8,v 1.52 1999/05/29 08:12:37 kris Exp $
.\"
.Dd July 20, 1996
.Dt IPFW 8 SMM
.Dt IPFW 8
.Os FreeBSD
.Sh NAME
.Nm ipfw
@ -472,6 +472,13 @@ and the length of the port list is limited to
(as defined in
.Pa /usr/src/sys/netinet/ip_fw.h )
ports.
A
.Ql \e
can be used to escape the
.Ql -
character in a service name:
.Pp
.Dl ipfw add count tcp from any ftp\e\e-data-ftp to any
.Pp
Fragmented packets which have a non-zero offset (i.e. not the first
fragment) will never match a rule which has one or more port