diff --git a/src/main/java/org/mobidgim/mobidigimproject/model/device/subDTO/Lte.java b/src/main/java/org/mobidgim/mobidigimproject/model/device/subDTO/Lte.java
index 0e88899..001821e 100644
--- a/src/main/java/org/mobidgim/mobidigimproject/model/device/subDTO/Lte.java
+++ b/src/main/java/org/mobidgim/mobidigimproject/model/device/subDTO/Lte.java
@@ -5,10 +5,10 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 public class Lte {
     @JsonProperty("lte_ip")
     private String LTEip;
-    @JsonProperty("lte_subnet")
-    private String LTEsubnet;
+    @JsonProperty("lte_netmask")
+    private String LTEnetmask;
     @JsonProperty("lte_gateway")
     private String LTEgateway;
     @JsonProperty("lte_port")
-    private int LTEport;
+    private String LTEport;
 }
diff --git a/src/main/resources/static/index.html b/src/main/resources/static/index.html
index 753069a..1bd9a55 100644
--- a/src/main/resources/static/index.html
+++ b/src/main/resources/static/index.html
@@ -293,14 +293,16 @@
                 <h3>Server</h3>
                 <div class="grid-3-col"><strong></strong><span style="text-align:center">IP</span><span
                         style="text-align:center">Port</span></div>
-                <div class="grid-3-col"><span>TIoT Server</span> <input id="rtcm_server_ip"/><input
-                        id="rtcm_server_port"/></div>
+                <div class="grid-3-col"><span>TIoT Server</span> <input id="protocol_server_ip"/><input
+                        id="protocol_server_port"/></div>
                 <div class="grid-3-col"><span>Update Server</span><input id="update_server_ip"/><input
                         id="update_server_port"/></div>
-                <div class="grid-3-col"><span>DGPS Server</span> <input id="modbus_server_ip"/><input
-                        id="modbus_server_port"/></div>
+                <div class="grid-3-col"><span>DGPS Server</span> <input id="rtcm_server_ip"/><input
+                        id="rtcm_server_port"/></div>
                 <div class="grid-3-col"><span>OPC-UA</span> <input id="opc_ua_server_ip"/><input
                         id="opc_ua_server_port"/></div>
+                <div class="grid-3-col"><span>MODBUS</span> <input id="modbus_server_ip"/><input
+                        id="modbus_server_port"/></div>
             </div>
             <div class="actions">
                 <div class="file-upload-wrapper-device"
@@ -343,11 +345,11 @@
                         <div class="io-fieldset">
                             <div class="io-row"><span class="label-inline">IP</span><span class="colon">:</span><input
                                     id="lte_ip"></div>
-                            <div class="io-row"><span class="label-inline">SUBNET</span><span
-                                    class="colon">:</span><input id="lte_subnet"></div>
+                            <div class="io-row"><span class="label-inline">NETMASK</span><span
+                                    class="colon">:</span><input id="lte_netmask"></div>
                             <div class="io-row"><span class="label-inline">GATEWAY</span><span
                                     class="colon">:</span><input id="lte_gateway"></div>
-                            <div class="io-row"><span class="label-inline">Port</span><span class="colon">:</span><input
+                            <div class="io-row"><span class="label-inline">PORT</span><span class="colon">:</span><input
                                     id="lte_port"></div>
                         </div>
                     </div>
@@ -589,7 +591,6 @@
                     <button id="saveProtocolBtn">Save to Protocol</button>
                     <button id="downloadProtocolBtn">Download Device File</button>
             </div>
-
         </section>
 
         <template id="modbus-row-template">
@@ -854,7 +855,7 @@
         /* Ethernet */
         eth_ip: '', eth_netmask: '', eth_gateway: '',
 
-        /* 서버들 */
+        /* servers */
         protocol_server_ip: '', protocol_server_port: null,
         update_server_ip: '',
         update_server_port: null,
@@ -875,7 +876,7 @@
         imu_remap_x_sign: '', imu_remap_y_sign: '', imu_remap_z_sign: '',
 
         /* LTE 설정 */
-        lte_ip: '', lte_subnet: '', lte_gateway: '', lte_port: null,
+        lte_ip: '', lte_netmask: '', lte_gateway: '', lte_port: null,
         /* SSID 목록 */
         WIFI_SSID: [{wifi_ssid: '', wifi_password: '', wifi_security: 'none'}],
     };
@@ -2065,6 +2066,7 @@
             toggleProtocolMenus();
         }
 
+        document.querySelectorAll('.js-save').forEach(btn=>btn.addEventListener('click', () => {saveToConfig()}))
         document.getElementById('loadDeviceBtn_ssid')?.addEventListener('click', () => {
             fetch('http://localhost:8080/setting/get-device')
                 .then(res => {