pref:优化LWM2M表单

@@ -284,8 +284,11 @@ export const serverSchemas: FormSchema[] = [
   {
     field: 'securityMode',
     component: 'Select',
-    label: '安全配置模式',
+    label: '安全配置',
     defaultValue: 'NO_SEC',
+    helpMessage: [
+      'X.509 Certificate模式和Raw Public Key模式和Pre-Shared Key模式下，port端口必须是5686',
+    ],
     componentProps: {
       options: [
         {
@@ -334,9 +337,6 @@ export const serverSchemas: FormSchema[] = [
     required: true,
     defaultValue: 5685,
     colProps: { span: 8 },
-    componentProps: {
-      disabled: true,
-    },
   },
   {
     field: 'clientHoldOffTime',