diff --git a/electron/api.js b/electron/api.js
index fc452b9..7478f93 100644
--- a/electron/api.js
+++ b/electron/api.js
@@ -3,23 +3,24 @@ const fs = require('fs');
 const http = require('http');
 const path = require('path');
 const _ = require('lodash');
+const storage = require('./storage');
+
 
 const apis = {};
 
-exports.setup = function () {
+exports.setup = async function () {
   ELog.info('[api] [setup]');
   setApi();
 
-  // use monitor server
-  const mConfig = {};
-  const listen = mConfig.listen || '0.0.0.0';
-  const port = 7069;
-  const timeout = 10000;
+  // use api server
+  let port = await storage.setApiDynamicPort();
+  console.log('api port:', port);
+  const listen = 'localhost';
+  port = port ? port : 7069;
 
   const server = http.createServer(function(req, res) {
-    ELog.info('[ Monitor ] command received', { method: req.method, url: req.url });
+    ELog.info('[ api ] command received', { method: req.method, url: req.url });
     if ((req.method === 'POST' && req.url === '/send')) {
-
       let body = '';
       req.setEncoding('utf8');
       req
@@ -35,7 +36,7 @@ exports.setup = function () {
           return res.end('request body parse failure.');
         }
         if (!apis[message.cmd]) {
-          ELog.info('[ Monitor ] invalid command called:', message.cmd);
+          ELog.info('[ api ] invalid command called:', message.cmd);
           res.statusCode = 404;
           return res.end('NG');
         }
@@ -43,7 +44,7 @@ exports.setup = function () {
         const start = Date.now();
         const data = apis[message.cmd]();
         const elapsed = Date.now() - start;
-        ELog.info(`monitor api [${message.cmd}] success. elapsed: ${elapsed}ms`, data);
+        ELog.info(`api [${message.cmd}] success. elapsed: ${elapsed}ms`, data);
         res.statusCode = 200;
         const result = {
           code: 0,
@@ -58,21 +59,21 @@ exports.setup = function () {
   });
 
   server.listen(port, listen, function() {
-    ELog.info('[ Monitor ] server is listening on', `${listen}:${port}`);
+    ELog.info('[ api ] server is listening on', `${listen}:${port}`);
   });  
 };
 
 function setApi() {
   const apiDir = path.normalize(__dirname + '/apis');
-  console.log('apiDir:', apiDir);
+  // console.log('apiDir:', apiDir);
   fs.readdirSync(apiDir).forEach(function(filename) {
     if (path.extname(filename) === '.js' && filename !== 'index.js') {
       const name = path.basename(filename, '.js');
-      //const file = apiDir + filename;
-      _.map(require(`./apis/${filename}`), function(fn, method) {
+      const fileObj = require(`./apis/${filename}`);
+      _.map(fileObj, function(fn, method) {
         let methodName = getApiName(name, method);
         apis[methodName] = fn;
-        ELog.info('[ Monitor ]', methodName);
+        // ELog.info('[ Monitor ]', methodName);
       });
     }
   });
diff --git a/electron/apis/test.js b/electron/apis/test.js
index 882c949..d233277 100644
--- a/electron/apis/test.js
+++ b/electron/apis/test.js
@@ -4,3 +4,16 @@ exports.info = function() {
   console.log('test api info');
   return true;
 };
+
+// class Test {
+//   constructor() {
+//     this.name = 'test';
+//   }
+
+//   info () {
+//     console.log('test api info');
+//     return true;
+//   };
+// }
+
+// module.exports = Test;
\ No newline at end of file
diff --git a/electron/config.js b/electron/config.js
index ab7f071..b827a60 100644
--- a/electron/config.js
+++ b/electron/config.js
@@ -39,6 +39,10 @@ const config = {
       provider: 'generic', // or github, s3, bintray
       url: 'https://raw.githubusercontent.com/wallace5303/electron-egg/master/' // resource dir
     }
+  },
+  electronApi: {
+    port: 7069,
+    hostname: '0.0.0.0',
   }
 }
 
diff --git a/electron/storage.js b/electron/storage.js
index a77bcb1..2bd331a 100644
--- a/electron/storage.js
+++ b/electron/storage.js
@@ -61,4 +61,13 @@ exports.setDynamicPort = async function () {
   return res;
 };
 
+exports.setApiDynamicPort = async function () {
+  const dynamicPort = await getPort();
+  this.instance()
+    .set('electron_api.port', dynamicPort)
+    .write();
+  
+  return dynamicPort;
+};
+
 exports = module.exports;
\ No newline at end of file
diff --git a/main.js b/main.js
index 643141b..8af5e9a 100644
--- a/main.js
+++ b/main.js
@@ -11,7 +11,7 @@ global.MAIN_WINDOW = null
 
 // Initialize 
 setup()
-// return
+//return
 
 // argv
 let ENV = 'prod'