--- /usr/bin/mbim-network	2017-03-30 22:11:52.000000000 +0200
+++ bin/mbim-network	2017-06-01 11:23:57.841229000 +0200
@@ -70,7 +70,11 @@
     echo "   in the profile:"
     echo "      PROXY=yes"
     echo
-    echo "   7) Once the mbim-network script reports a successful connection"
+    echo "   7) If your SIM card is PIN locked, you can supply the pin"
+    echo "   like this in the profile"
+    echo "      PIN=1234"
+    echo
+    echo "   8) Once the mbim-network script reports a successful connection"
     echo "   you still need to run a DHCP client on the associated WWAN network"
     echo "   interface."
     echo
@@ -191,6 +195,13 @@
         else
             echo "    mbim-proxy: no"
         fi
+
+        if [ -n "$PIN" ]; then
+            echo "    PIN: $PIN"
+        else
+            echo "    PIN: unset"
+        fi
+
     else
         echo "Profile at '$PROFILE_FILE' not found..."
     fi
@@ -255,6 +266,13 @@
         clear_state
     fi
 
+    if [ -n "$PIN" ]; then
+        UNLOCK_SIM_CMD="mbimcli -d $DEVICE --enter-pin=$PIN --no-close $PROXY_OPT"
+        echo "Unlocking SIM card with PIN code '$UNLOCK_SIM_CMD'..."
+        UNLOCK_SIM_OUT=`$UNLOCK_SIM_CMD`
+        echo $UNLOCK_SIM_OUT
+    fi
+
     SUBSCRIBER_READY_CMD="mbimcli -d $DEVICE --query-subscriber-ready-status --no-close $PROXY_OPT"
     echo "Querying subscriber ready status '$SUBSCRIBER_READY_CMD'..."