1 files changed, 45 insertions, 1 deletions

diff --git a/src/MTS_IO_QuectelRadio.cpp b/src/MTS_IO_QuectelRadio.cpp
index ae6200e..3a5924c 100644
--- a/src/MTS_IO_QuectelRadio.cpp
+++ b/src/MTS_IO_QuectelRadio.cpp
@@ -1627,4 +1627,48 @@ ICellularRadio::CODE QuectelRadio::setRxDiversity(const Json::Value& jArgs) {
     }
 
     return SUCCESS;
-}
\ No newline at end of file
+}
+
+const std::vector<std::string>& QuectelRadio::getDiagCommands(bool) {
+    // Declare as static to initialize only when used, but cache the results.
+    const static std::vector<std::string> vCommands {
+        // Radio model and firmware:
+        "AT+CGMI", "AT+CGMM", "AT+CGMR", "AT+QGMR",
+
+        // Current operator profile on the radio side:
+        "AT+QMBNCFG=\"SELECT\"", "AT+CGSN",
+
+        // SIM card information:
+        "AT+QSIMSTAT?", "AT+QCCID", "AT+CPIN?", "AT+QPINC=\"SC\"",
+
+        // Operating mode of the radio:
+        "AT+CFUN?",
+
+        // Cellular Mode (RAT selection):
+        "AT+QCFG=\"nwscanseq\"", "AT+QCFG=\"nwscanmode\"",
+
+        // Cellular Diversity configuration:
+        "AT+QCFG=\"divctl\",\"lte\"", "AT+QCFG=\"divctl\",\"wcdma\"", "AT+QCFG=\"diversity\"",
+
+        // Voice call support (AT&T, T-Mobile):
+        "AT+QNVFR=\"/nv/item_files/ims/IMS_enable\"",
+        "AT+QNVFR=\"/nv/item_files/modem/mmode/sms_only\"",
+        "AT+QNVR=5280,0",
+
+        // UE Mode of Operation (CEMODE; AT&T):
+        "AT+QCFG=\"servicedomain\"",
+        "AT+QNVFR=\"/nv/item_files/modem/mmode/ue_usage_setting\"",
+
+        // Data connection configuration:
+        "AT+CGDCONT?", "AT+QICSGP=1", "AT+QICSGP=2", "AT+QICSGP=3",
+
+        // Registration and connection to the tower:
+        "AT+CIND?", "AT+CSQ", "AT+COPS?", "AT+CREG?", "AT+CGREG?", "AT+CEREG?",
+        "AT+QENG=\"servingcell\"",
+
+        // Data connection status:
+        "AT+CGACT?", "AT+CGCONTRDP=1", "AT+CGCONTRDP=2", "AT+CGCONTRDP=3"
+    };
+
+    return vCommands;
+}