diff --git a/mlme/dispatcher/inc/cfg_mlme_feature_flag.h b/mlme/dispatcher/inc/cfg_mlme_feature_flag.h
index 7b9e1b8097..2bf42cb4c7 100644
--- a/mlme/dispatcher/inc/cfg_mlme_feature_flag.h
+++ b/mlme/dispatcher/inc/cfg_mlme_feature_flag.h
@@ -167,6 +167,18 @@
  *
  * This ini is used to set default channel bonding mode 24GHZ
  *
+ * 0 - 20MHz IF bandwidth centered on IF carrier
+ * 1 - 40MHz IF bandwidth with lower 20MHz supporting the primary channel
+ * 2 - reserved
+ * 3 - 40MHz IF bandwidth with higher 20MHz supporting the primary channel
+ * 4 - 20/40MHZ offset LOW 40/80MHZ offset CENTERED
+ * 5 - 20/40MHZ offset CENTERED 40/80MHZ offset CENTERED
+ * 6 - 20/40MHZ offset HIGH 40/80MHZ offset CENTERED
+ * 7 - 20/40MHZ offset LOW 40/80MHZ offset LOW
+ * 8 - 20/40MHZ offset HIGH 40/80MHZ offset LOW
+ * 9 - 20/40MHZ offset LOW 40/80MHZ offset HIGH
+ * 10 - 20/40MHZ offset-HIGH 40/80MHZ offset HIGH
+ *
  * Related: None
  *
  * Supported Feature: STA
@@ -192,6 +204,8 @@
  *
  * This ini is used to set default channel bonding mode 5GHZ
  *
+ * Values of 0 - 10 have the same meanings as for gChannelBondingMode24GHz.
+ *
  * Related: None
  *
  * Supported Feature: STA
diff --git a/mlme/dispatcher/inc/cfg_mlme_sta.h b/mlme/dispatcher/inc/cfg_mlme_sta.h
index 9f7237e4e2..c47b5262eb 100644
--- a/mlme/dispatcher/inc/cfg_mlme_sta.h
+++ b/mlme/dispatcher/inc/cfg_mlme_sta.h
@@ -25,13 +25,15 @@
 
 /*
  * <ini>
- * gStaKeepAlivePeriod - Sends NULL frame to AP periodically in
- * seconds to notify STA's existence
+ * gStaKeepAlivePeriod - STA keep alive period
+ *
+ *
  * @Min: 0
  * @Max: 1000
  * @Default: 60
  *
- * This ini is used to send default NULL frame to AP
+ * This ini is used to control how frequently STA should send NULL frames to AP
+ * (period in seconds) to notify AP of its existence.
  *
  * Related: None
  *
diff --git a/mlme/dispatcher/inc/cfg_mlme_timeout.h b/mlme/dispatcher/inc/cfg_mlme_timeout.h
index 4b7428f101..cab06f33f3 100644
--- a/mlme/dispatcher/inc/cfg_mlme_timeout.h
+++ b/mlme/dispatcher/inc/cfg_mlme_timeout.h
@@ -219,7 +219,7 @@
  * @Max: 65535
  * @Default: 20
  *
- * This ini is used to set keep alive period of AP
+ * This ini is used to set keep alive period(in seconds) of AP
  *
  * Related: None.
  *