diff --git a/xCAT-client/pods/man1/lsslp.1.pod b/xCAT-client/pods/man1/lsslp.1.pod
index 3db24ad12..2a2c2bb13 100644
--- a/xCAT-client/pods/man1/lsslp.1.pod
+++ b/xCAT-client/pods/man1/lsslp.1.pod
@@ -9,7 +9,7 @@ I<lsslp [-h| --help]>
 I<lsslp [-v| --version]>
 
 
-I<lsslp [-V| --verbose] [-i ip[,ip..]][-w][-r|-x|-z][-n][-s BPA|MM|IVM|RSA|FSP|HMC][-t tries][-m][-e command][-c [timeout[timeout,..]]][--vpdtable][-M vpd|switchport][--updatehosts][-makedhcp][--resetnet]>
+I<lsslp [-V| --verbose] [-i ip[,ip..]][-w][-r|-x|-z][-n][-s BPA|MM|IVM|RSA|FSP|HMC][-t tries][-m][-e command][-c [timeinterval[timeinterval,..]]][-C counts][-T timeout][--vpdtable][-M vpd|switchport][--updatehosts][-makedhcp][--resetnet]>
 
 
 =head1 DESCRIPTION
@@ -49,6 +49,14 @@ B<-n>          Only display and write the newly discovered hardwares.
 
 B<-r>          Display Raw SLP response.
 
+B<-C>          The number of the nodes expected to find, specified by the user. 
+            When using this flag, lsslp will not return until the it has found all the nodes or time out.
+            The default max time is 5 minutes. The user can use -T flag the specify the time they want to use.
+            A short time will limite the time costing, while a long time will help to find all the nodes.
+			
+B<-T>          The number in seconds to limite the time costing of lsslp. Must be used with the flag -C.
+            See the help of flag -C for more details.			
+
 B<--resetnet>  Login to hardwares and reset the network interfaces. This option is only valid
             for the nodes with different attributes: ip and otherinterfaces in hosts table.