diff --git a/telephony/java/com/android/internal/telephony/TelephonyProperties.java b/telephony/java/com/android/internal/telephony/TelephonyProperties.java
index 8a1e928..60e0a44 100644
--- a/telephony/java/com/android/internal/telephony/TelephonyProperties.java
+++ b/telephony/java/com/android/internal/telephony/TelephonyProperties.java
@@ -115,4 +115,9 @@
      */
     static final String PROPERTY_OTASP_NUM_SCHEMA = "ro.cdma.otaspnumschema";
 
+    /**
+     * Disable all calls including Emergency call when it set to true.
+     */
+    static final String PROPERTY_DISABLE_CALL = "ro.telephony.disable-call";
+
 }
diff --git a/telephony/java/com/android/internal/telephony/cdma/CdmaCallTracker.java b/telephony/java/com/android/internal/telephony/cdma/CdmaCallTracker.java
index 3997639..be4763c 100644
--- a/telephony/java/com/android/internal/telephony/cdma/CdmaCallTracker.java
+++ b/telephony/java/com/android/internal/telephony/cdma/CdmaCallTracker.java
@@ -321,13 +321,16 @@
     canDial() {
         boolean ret;
         int serviceState = phone.getServiceState().getState();
+        String disableCall = SystemProperties.get(
+                TelephonyProperties.PROPERTY_DISABLE_CALL, "false");
 
-        ret = (serviceState != ServiceState.STATE_POWER_OFF) &&
-                pendingMO == null
+        ret = (serviceState != ServiceState.STATE_POWER_OFF)
+                && pendingMO == null
                 && !ringingCall.isRinging()
+                && !disableCall.equals("true")
                 && (!foregroundCall.getState().isAlive()
-                || (foregroundCall.getState() == CdmaCall.State.ACTIVE)
-                || !backgroundCall.getState().isAlive());
+                    || (foregroundCall.getState() == CdmaCall.State.ACTIVE)
+                    || !backgroundCall.getState().isAlive());
 
         return ret;
     }
diff --git a/telephony/java/com/android/internal/telephony/gsm/GsmCallTracker.java b/telephony/java/com/android/internal/telephony/gsm/GsmCallTracker.java
index db6e339..91c089e 100644
--- a/telephony/java/com/android/internal/telephony/gsm/GsmCallTracker.java
+++ b/telephony/java/com/android/internal/telephony/gsm/GsmCallTracker.java
@@ -294,12 +294,15 @@
     canDial() {
         boolean ret;
         int serviceState = phone.getServiceState().getState();
+        String disableCall = SystemProperties.get(
+                TelephonyProperties.PROPERTY_DISABLE_CALL, "false");
 
-        ret = (serviceState != ServiceState.STATE_POWER_OFF) &&
-                pendingMO == null
+        ret = (serviceState != ServiceState.STATE_POWER_OFF)
+                && pendingMO == null
                 && !ringingCall.isRinging()
+                && !disableCall.equals("true")
                 && (!foregroundCall.getState().isAlive()
-                || !backgroundCall.getState().isAlive());
+                    || !backgroundCall.getState().isAlive());
 
         return ret;
     }