iptables-1.3.2-20050720

[iptables.git] / extensions / libipt_helper.man

diff --git a/extensions/libipt_helper.man b/extensions/libipt_helper.man
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+This module matches packets related to a specific conntrack-helper.
+.TP
+.BI "--helper " "string"
+Matches packets related to the specified conntrack-helper.
+.RS
+.PP
+string can be "ftp" for packets related to a ftp-session on default port.
+For other ports append -portnr to the value, ie. "ftp-2121".
+.PP
+Same rules apply for other conntrack-helpers.
+.RE