Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
when adding entry if it already exists, reset the timeout value
to the specified one or to the default from the set definition
.PP
-Use of -j SET requires that ipset kernel support is provided. As standard
-kernels do not ship this currently, the ipset or Xtables-addons package needs
-to be installed.
+Use of -j SET requires that ipset kernel support is provided, which, for
+standard kernels, is the case since Linux 2.6.39.
The option \fB\-\-match\-set\fP can be replaced by \fB\-\-set\fP if that does
not clash with an option of other extensions.
.PP
-Use of -m set requires that ipset kernel support is provided. As standard
-kernels do not ship this currently, the ipset or Xtables-addons package needs
-to be installed.
+Use of -m set requires that ipset kernel support is provided, which, for
+standard kernels, is the case since Linux 2.6.39.