diff --git a/meshtastic/config.options b/meshtastic/config.options
index 3f6d81c9..07588044 100644
--- a/meshtastic/config.options
+++ b/meshtastic/config.options
@@ -22,3 +22,8 @@
 *SecurityConfig.private_key max_size:32
 *SecurityConfig.admin_key max_size:32
 *SecurityConfig.admin_key max_count:3
+
+*LTEConfig.apn max_size:32
+*LTEConfig.sim_pin max_size:4
+*LTEConfig.apn_username max_size:16
+*LTEConfig.apn_password max_size:16
\ No newline at end of file
diff --git a/meshtastic/config.proto b/meshtastic/config.proto
index 52142181..02c0e828 100644
--- a/meshtastic/config.proto
+++ b/meshtastic/config.proto
@@ -569,6 +569,11 @@ message Config {
      */
     bool ipv6_enabled = 11;
 
+    /*
+     * LTE modem enabled
+     */
+    bool lte_enabled = 12;
+
     /*
      * Available flags auxiliary network protocols
      */
@@ -1202,6 +1207,23 @@ message Config {
    */
   message SessionkeyConfig {}
 
+  message LTEConfig {
+    /*
+     * LTE Config
+     */
+    // Access Point Name for LTE network
+    string apn = 1;
+
+    // SIM card PIN code (if required)
+    string sim_pin = 2;
+
+    // Username for APN authentication (optional)
+    string apn_username = 3;
+
+    // Password for APN authentication (optional)
+    string apn_password = 4;
+  }
+
   /*
    * Payload Variant
    */
@@ -1216,5 +1238,6 @@ message Config {
     SecurityConfig security = 8;
     SessionkeyConfig sessionkey = 9;
     DeviceUIConfig device_ui = 10;
+    LTEConfig lte = 11;
   }
 }
diff --git a/meshtastic/connection_status.proto b/meshtastic/connection_status.proto
index 75515965..86d096d7 100644
--- a/meshtastic/connection_status.proto
+++ b/meshtastic/connection_status.proto
@@ -27,6 +27,11 @@ message DeviceConnectionStatus {
    * Serial Status
    */
   optional SerialConnectionStatus serial = 4;
+
+  /*
+   * LTE Status
+   */
+  optional LTEModemStatus lte = 5;
 }
 
 /*
@@ -118,3 +123,45 @@ message SerialConnectionStatus {
    */
   bool is_connected = 2;
 }
+
+/*
+ * LTE modem status
+ */
+message LTEModemStatus {
+  /*
+   * Whether the LTE modem is enabled
+   */
+  bool sim_ready = 1;
+  /*
+   * Whether the LTE modem is connected
+   */
+  bool connected = 2;
+  /*
+   * Signal strength (RSSI)
+   */
+  int32 rssi = 3;
+  /*
+   * IP address assigned to the LTE modem
+   */
+  string ip_address = 4;
+  /*
+   * Error message if any
+   */
+  string error = 5;
+  /*
+   * LTE band selection
+   */
+  string band = 6;
+  /*
+   * available operators
+   */
+  repeated string operators = 7;
+  /*
+   * Connection status
+   */
+  NetworkConnectionStatus status = 8;
+  /*
+   * phone number
+   */
+  string phone_number = 9;
+}
diff --git a/meshtastic/localonly.proto b/meshtastic/localonly.proto
index bcb27964..0acfcc2c 100644
--- a/meshtastic/localonly.proto
+++ b/meshtastic/localonly.proto
@@ -63,6 +63,12 @@ message LocalConfig {
    * The part of the config that is specific to Security settings
    */
   Config.SecurityConfig security = 9;
+
+  /*
+   * The part of the config that is specific to the LTE modem
+   * This is used for LTE modem configuration and status
+   */
+  Config.LTEConfig lte = 10;
 }
 
 message LocalModuleConfig {
diff --git a/meshtastic/mesh.proto b/meshtastic/mesh.proto
index 504b7a56..f0886285 100644
--- a/meshtastic/mesh.proto
+++ b/meshtastic/mesh.proto
@@ -779,7 +779,7 @@ enum HardwareModel {
    * https://heltec.org/project/meshsolar/
    */
   HELTEC_MESH_SOLAR = 108;
-  
+
   /*
    * Lilygo T-Echo Lite
    */
@@ -2213,6 +2213,13 @@ message DeviceMetadata {
    * (bitwise OR of ExcludedModules)
    */
   uint32 excluded_modules = 12;
+
+  /*
+   * Indicates whether the device has LTE capabilities
+   * (e.g. Quectel BG96, SIM7600, etc.)
+   */
+
+  bool hasLTE = 13;
 }
 
 /*
diff --git a/meshtastic/powermon.proto b/meshtastic/powermon.proto
index 77206f4c..274ee765 100644
--- a/meshtastic/powermon.proto
+++ b/meshtastic/powermon.proto
@@ -48,6 +48,7 @@ message PowerMon {
      * See GPSPowerState for more details
      */
     GPS_Active = 0x800;
+    LTE_On = 0x1000; // LTE modem is powered on
   }
 }
 
@@ -92,6 +93,9 @@ message PowerStressMessage {
 
     GPS_OFF = 112; // Turn off the GPS radio for num_seconds
     GPS_ON = 113; // Turn on the GPS radio for num_seconds
+
+    LTE_OFF = 0x80; // Turn off the LTE radio for num_seconds
+    LTE_ON = 0x81; // Turn on the LTE radio for num_seconds
   }
 
   /*