diff --git a/man/dhcpd-pools.1 b/man/dhcpd-pools.1
index 6bdc6e8..6ead0ec 100644
--- a/man/dhcpd-pools.1
+++ b/man/dhcpd-pools.1
@@ -134,6 +134,10 @@ Turn on alarm output format, and specify percentage number which will
 cause an alarm.  If either a range or shared network will exceed
 warning level return value of the command is
 .BR 1 .
+If only range monitoring is needed one can limit output by using option
+.IR \-L10 ,
+and for shared network monitoring similar is
+.IR \-L20 .
 If critical level is not speficied it defaults to
 .BR 90 .
 The