diff --git a/Inc/AtGsmTelitLe910_Gnss.h b/Inc/AtGsmTelitLe910_Gnss.h
index 1930af8..64d949b 100644
--- a/Inc/AtGsmTelitLe910_Gnss.h
+++ b/Inc/AtGsmTelitLe910_Gnss.h
@@ -48,4 +48,6 @@ AtCommandResult GsmWithGnss_setCodecConf(tAtCmd *env, tString32 codecConf);
 //4. The current setting is stored in NVM.
 AtCommandResult AtGsmTelitLe910_Gnss_ExternalLnaSupport(tAtCmd *env, eTelitLe910_ExternalLnaSupportMode value);
 
+AtCommandResult GsmWithGnss_StartRMCThread2(tAtCmd *env);
+
 #endif //UVEOS_ON_NATION_ATGSMTELITLE910_GNSS_H
diff --git a/Src/AtGsmTelitLe910_Gnss.c b/Src/AtGsmTelitLe910_Gnss.c
index fbef615..6e86228 100644
--- a/Src/AtGsmTelitLe910_Gnss.c
+++ b/Src/AtGsmTelitLe910_Gnss.c
@@ -204,6 +204,37 @@ AtCommandResult GsmWithGnss_SelectStandartNetwork(tAtCmd *env, uint8_t standatr)
     return AtCmdOkErrAnswer(env, env->stdRxTimeout);
 }
 
+AtCommandResult GsmWithGnss_StartRMCThread2(tAtCmd *env) {
+
+    AtCmdPrepare(env);
+
+    AtCmdTxClear(env);
+    AtCmdSendStatic(env, "AT$GPSNMUN=3,0,0,0,0,1,0\r\n");
+
+    uint32_t timeout = 10000;
+    uint32_t endMs = SystemGetMs() + timeout;
+    uint32_t leftMs = timeout;
+
+    while ((AtCmdReceiveNextLine(env, leftMs) == AT_OK) && (SystemGetMs() < endMs)) {
+        leftMs = endMs - SystemGetMs();
+
+        if (AtCmdRxBeginWithStatic(env, "CONNECT")) {
+            AtCmdRxClear(env);
+            return AT_OK;
+
+        } else if (AtCmdRxBeginWithStatic(env, "NO CARRIER")) {
+            AtCmdRxClear(env);
+            continue;
+        } else {
+            AtCmdProcessUnresolvedLine(env);
+            AtCmdRxClear(env);
+            continue;
+        }
+    }
+
+    return AT_TIMEOUT;
+}
+
 AtCommandResult GsmWithGnss_StartRMCThread(tAtCmd *env) {
 
     AtCmdPrepare(env);