diff --git a/README.md b/README.md
index 5759e85..96a0b2e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,4 @@
-WIZnetTool
-===========
 
-WIZnetTool is module Configuration & Test Tool for WIZ75X Series.
 
 - [SUPPORT DEVICES](#support-devices)
 - [CONFIGURATION TOOL](#configuration-tool)
@@ -12,6 +9,12 @@ WIZnetTool is module Configuration & Test Tool for WIZ75X Series.
 - [FAQ](#faq)
 
 
+# OVERVIEW
+WIZnet-S2E-Tool is module Configuration & Test Tool for WIZnet S2E devices. \
+Python interpreter based and it is platform independent. 
+It works on version 2.7 python current.
+
+
 # SUPPORT DEVICES
 ## 1 Port Serial to Ethernet Module
 - [WIZ750SR](http://wizwiki.net/wiki/doku.php?id=products:wiz750sr:start)
@@ -19,11 +22,11 @@ WIZnetTool is module Configuration & Test Tool for WIZ75X Series.
 - [WIZ750SR-100](http://wizwiki.net/wiki/doku.php?id=products:wiz750sr-100:start)
 - [WIZ750SR-105](http://wizwiki.net/wiki/doku.php?id=products:wiz750sr-105:start)
 - [WIZ750SR-110](http://wizwiki.net/wiki/doku.php?id=products:wiz750sr-110:start)
-- [WIZ750SR-120](http://wizwiki.net/wiki/doku.php?id=products:wiz750sr-120:start)
 - [WIZ107SR](http://www.wiznet.io/product-item/wiz107sr/) & [WIZ108SR](http://www.wiznet.io/product-item/wiz108sr/)
 
 ## 2 Port Serial to Ethernet Module
 - [WIZ752SR-120](https://wizwiki.net/wiki/doku.php?id=products:s2e_module:wiz752sr-120:start)
+- [WIZ752SR-125](https://wizwiki.net/wiki/doku.php?id=products:s2e_module:wiz752sr-125:start)
 
 # CONFIGURATION TOOL
 - [CLI Configuration Tool](#cli-configuration-tool)
@@ -36,7 +39,7 @@ WIZnetTool is module Configuration & Test Tool for WIZ75X Series.
 ### Pre-Required
 #### 1) Python
 
-WIZnetTool works on Python version 2.7.X. 
+WIZnet-S2E-Tool works on Python version 2.7.
 If you don't have Python, refer to https://www.python.org/
 
 If python already installed, check the version as follow.
@@ -50,6 +53,94 @@ Next, you have to install **pySerial** module as follow.
     $ pip install pyserial
 If you want more detail, refer to https://github.com/pyserial/pyserial
 
+----
+
+### Option
+#### optional arguments:
+    -h, --help            show this help message and exit
+    -d MACADDR, --device MACADDR
+                            Device mac address to configuration
+    -a, --all             Configuration about all devices (in mac_list.txt)
+
+#### Firmware Upload:
+    -u FWFILE, --upload FWFILE
+                        Firmware upload from file
+
+#### No parameter Options:
+    -s, --search          Search devices (in same network)
+    -c, --clear           Mac list clear
+    -r, --reset           Reboot device
+    -f, --factory         Factory reset
+
+#### Network Configuration:
+    --nmode {0,1,2,3}     Network operation mode (0: tcpclient, 1: tcpserver, 2: mixed, 3: udp)
+    --alloc {0,1}         IP address allocation method (0: Static, 1: DHCP)
+    --ip IP               Local ip address
+    --subnet SUBNET       Subnet mask
+    --gw GW               Gateway address
+    --dns DNS             DNS server address
+    --port PORT           Local port number
+    --rip IP              Remote host IP address / Domain
+    --rport PORT          Remote host port number
+
+#### UART #0 Configurations:
+    --baud0 BAUD0         baud rate (300|600|1200|1800|2400|4800|9600|14400|19200|28800|38400|57600|115200|230400)
+    --data0 {0,1}         data bit (0: 7-bit, 1: 8-bit)
+    --parity0 {0,1,2}     parity bit (0: NONE, 1: ODD, 2: EVEN)
+    --stop0 {0,1}         stop bit (0: 1-bit, 1: 2-bit)
+    --flow0 {0,1,2}       flow control (0: NONE, 1: XON/XOFF, 2: RTS/CTS)
+    --time0 TIME0         Time delimiter (0: Not use / 1~65535: Data packing time (Unit: millisecond))
+    --size0 SIZE0         Data size delimiter (0: Not use / 1~255: Data packing size (Unit: byte))
+    --char0 CHAR0         Designated character delimiter (00: Not use / Other: Designated character)
+    --it timer            Inactivity timer value for TCP connection close
+                            when there is no data exchange (0: Not use / 1~65535: timer value)
+    --ka {0,1}            Keep-alive packet transmit enable for checking TCP connection established
+    --ki number           Initial TCP keep-alive packet transmission interval value
+                            (0: Not use / 1~65535: Initial Keep-alive packet transmission interval (Unit: millisecond))
+    --ke number           TCP Keep-alive packet transmission retry interval value
+                            (0: Not use / 1~65535: Keep-alive packet transmission retry interval (Unit: millisecond))
+    --ri number           TCP client reconnection interval value [TCP client only]
+                            (0: Not use / 1~65535: TCP client reconnection interval (Unit: millisecond))
+
+#### UART #1 Configurations:
+    --baud1 BAUD1         baud rate (300|600|1200|1800|2400|4800|9600|14400|19200|28800|38400|57600|115200|230400)
+    --data1 {0,1}         data bit (0: 7-bit, 1: 8-bit)
+    --parity1 {0,1,2}     parity bit (0: NONE, 1: ODD, 2: EVEN)
+    --stop1 {0,1}         stop bit (0: 1-bit, 1: 2-bit)
+    --flow1 {0,1,2}       flow control (0: NONE, 1: XON/XOFF, 2: RTS/CTS)
+    --time1 TIME1         Time delimiter (0: Not use / 1~65535: Data packing time (Unit: millisecond))
+    --size1 SIZE1         Data size delimiter (0: Not use / 1~255: Data packing size (Unit: byte))
+    --char1 CHAR1         Designated character delimiter (00: Not use / Other: Designated character)
+    --rv timer            Inactivity timer value for TCP connection close
+                            when there is no data exchange (0: Not use / 1~65535: timer value)
+    --ra {0,1}            Keep-alive packet transmit enable for checking TCP connection established
+    --rs number           Initial TCP keep-alive packet transmission interval value
+                            (0: Not use / 1~65535: Initial Keep-alive packet transmission interval (Unit: millisecond))
+    --re number           TCP Keep-alive packet transmission retry interval value
+                            (0: Not use / 1~65535: Keep-alive packet transmission retry interval (Unit: millisecond))
+    --rr number           TCP client reconnection interval value [TCP client only]
+                            (0: Not use / 1~65535: TCP client reconnection interval (Unit: millisecond))
+
+#### UART Command mode switch settings:
+    --te {0,1}            Serial command mode switch code enable
+    --ss 3-byte hex       Serial command mode switch code (default: 2B2B2B)
+
+#### Configs:
+    --cp {0,1}            TCP connection password enable [TCP server mode only]
+    --np pw               TCP connection password (string, up to 8 bytes / default: None) [TCP server mode only]
+    --sp value            Search identification code (string, up to 8 bytes / default: None)
+    --dg {0,1}            Serial debug message enable (Debug UART port)
+
+#### Configuration from File:
+    --setfile SETFILE     File name to Set
+    --getfile GETFILE     File name to Get info. Refer default command(cmd_oneport.txt or cmd_twoport.txt).
+
+#### Set IP address for multi devices:
+    -m ipaddr, --multiset ipaddr
+                        Set IP address for all device in 'mac_list.txt'. Parameter is first address.
+
+----
+
 ### Usage
     $ python wizconfig.py [Options ...]
 You can see detail description as following command.
@@ -58,15 +149,20 @@ You can see detail description as following command.
 
 When config the serial port, refer below.
 
+- ***Warning***  
+The *UART #1 Configurations* is for 2 port S2E devices. refer to below.
+
 - 1 Port S2E devices
     - WIZ750SR Series
-    - Use **UART #0 Configurations**
+    - Use **UART #0 Configurations** only.
 - 2 Port S2E devices
     - WIZ752SR Series
     - Use **UART #0 Configurations** & **UART #1 Configurations** both.
 
 And all other options are common for 1 port & 2 port S2E devices.
 
+----
+
 #### 1. Search Devices
 First, you could search devices use '-s' or '--search' option. 
 
@@ -81,18 +177,19 @@ And then **mac_list.txt** is created, there are MAC address information of each
 * All Devices
 
       $ python wizconfig.py -a [Options ...]
-    
-* Set example
 
-    Set baud rate to 115200 of 1 port S2E device.
 
-    If device's mac address is '00:08:DC:AA:BB:CC', you can set like this.
+*Set example*
 
-        $ python wizconfig.py -d 00:08:DC:AA:BB:CC --baud0 115200 
+Set baud rate to 115200 of 1 port S2E device.
 
-    If you want to set baud rate for all devices on the network, do like this.
+If device's mac address is '00:08:DC:AA:BB:CC', you can set like this.
 
-        $ python wizconfig.py -a --baud0 115200 
+    $ python wizconfig.py -d 00:08:DC:AA:BB:CC --baud0 115200 
+
+If you want to set baud rate for all devices on the network, do like this.
+
+    $ python wizconfig.py -a --baud0 115200 
 
 
 #### 3. Firmware Upload
@@ -167,11 +264,13 @@ Then, config deivce use --setfile option.
 
       $ python wizconfig.py -a --setfile set_cmd.txt
 
-
+----
     
 ## GUI Configuration Tool
 _GUI Configuration Tool is not supported yet. It will be updated soon._
 
+----
+
 # TEST TOOL
 ## Loopback Test
 This tool is perform simple loopback test for functional verification of WIZ75XSR devices.
@@ -193,5 +292,7 @@ This tool is perform simple loopback test for functional verification of WIZ75XS
 
 <!-- ## Auto Test Tool -->
 
+
+
 # FAQ
 If you have any problems, please visit [WIZnet Forum](https://forum.wiznet.io/).
diff --git a/TCPServerThread.py b/TCPServerThread.py
deleted file mode 100644
index a0b6b3f..0000000
--- a/TCPServerThread.py
+++ /dev/null
@@ -1,266 +0,0 @@
-#!/usr/bin/python
-# -*- coding: utf-8 -*-
-
-# Implemented by James YS Kim
-
-import sys
-
-# sys.path.append('./TCPClient/')
-import time
-import socket
-import getopt
-import threading
-# import thread
-import errno
-
-from wizsocket.TCPServer import TCPServer
-from time import gmtime, strftime, localtime
-
-from TCPClientThread import msg
-# msg = "Hello WIZ750SR\r"
-
-'''
-TCP server
-#socket = socket.socket( socket.AF_INET , socket.SOCK_STREAM )
-1> socket.bind( addr )               // 서버의 아이피와 포트번호를 고정
-2> socket.listen(0)                    // 클라이언트의 연결을 받을 수 있는 상태
-3> socket.accept()                    // 클라이언트로부터 소켓과 클라이언트의 주소를 반환
-4> socket.recv( byte수 )             // 연결되어진 클라이언트로부터 데이터를 받는다 
-'''
-
-class TCPServerThread(threading.Thread):
-    def __init__(self, serverip, serverport, trycount):
-    # def __init__(self)
-        threading.Thread.__init__(self)
-        self.serverip = serverip
-        self.serverport = serverport
-        # self.f = fd
-        self.totaltrycount = 0
-        self.successcount = 0
-        self.failcount = 0
-        self.trycount = trycount
-        self.server = None
-
-    def stop(self):
-        if self.server is not None:
-            self.server.close()
-            self.server = None
-        sys.stdout.write('thread for %r ' % self.serverip)
-        sys.stdout.write('is shutdowning (server)\r\n')
-        # if not self.f.closed:
-        if self.totaltrycount > 0:
-            logstr = "======================================\r\n"
-            logstr = logstr + '[' + self.serverip + '] stopped at ' + strftime("%d %b %Y %H:%M:%S", localtime()) + '\r\n'
-            logstr = logstr + 'Total try: ' + str(self.totaltrycount) + '\r\n'
-            logstr = logstr + 'Success count: ' + str(self.successcount) + '\r\n'
-            logstr = logstr + 'Fail count: ' + str(self.failcount) + '\r\n'
-            logstr = logstr + 'Success Rate: ' + "{0:.1f}".format(
-                float(self.successcount) / float(self.totaltrycount) * 100) + '%\r\n'
-            logstr = logstr + '======================================\r\n'
-            sys.stdout.write(logstr)
-        else:
-            logstr = "======================================\r\n"
-            logstr = logstr + '[' + self.serverip + '] stopped at ' + strftime("%d %b %Y %H:%M:%S", localtime()) + '\r\n'
-            logstr = logstr + 'Connection Failed\r\n'
-            logstr = logstr + '======================================\r\n'
-            sys.stdout.write(logstr)
-        #     self.f.write(logstr)
-        self._Thread__stop()
-
-    # TCP Server
-    def run(self):
-        # SOCK_CLOSE_STATE = 1
-        # SOCK_OPENTRY_STATE = 2
-        # SOCK_OPEN_STATE = 3
-        # SOCK_LISTEN_STATE = 4
-        # SOCK_ACCEPT_STATE = 5
-        
-        SOCK_CLOSE_STATE = 1
-        SOCK_OPENTRY_STATE = 2
-        SOCK_OPEN_STATE = 3
-        SOCK_CONNECTTRY_STATE = 4
-        SOCK_CONNECT_STATE = 5
-
-        idle_state = 1
-        datasent_state = 2
-
-        sys.stdout.write('thread for %r ' % self.serverip)
-        sys.stdout.write('is starting\r\n')
-
-        # TCPClient instance creation
-
-        try:
-            self.server = TCPServer(2, self.serverip, self.serverport)
-        except:
-            self.stop()
-
-        while True:
-            if self.server.state is SOCK_CLOSE_STATE:
-                try:
-                    cur_state = self.server.state
-                    self.server.open()
-                    # sys.stdout.write('1 : %r' % self.server.getsockstate())
-                    if self.server.state is SOCK_OPEN_STATE:
-                        sys.stdout.write('[%r] is OPEN\r\n' % (self.serverip))
-                        # sys.stdout.write('[%r] client.working_state is %r\r\n' % (self.serverip, self.server.working_state))
-                        time.sleep(1)
-                except (KeyboardInterrupt, SystemExit):
-                    sys.stdout.write('OPEN: keyboard interrupt occured!!')
-                    for i in range(self.trycount):
-                        print('trycount: ', i)
-
-            elif self.server.state is SOCK_OPEN_STATE:
-                cur_state = self.server.state
-                try:
-                    self.server.connect()
-                    # time.sleep(3)
-                except Exception as e:
-                    time.sleep(1)
-                    # print('Server.connect() error:', e)
-                try:
-                    # sys.stdout.write('2 : %r' % self.server.getsockstate())
-                    if self.server.state is SOCK_CONNECT_STATE:
-                        sys.stdout.write('[%r] is CONNECTED\r\n' % (self.serverip))
-                        # sys.stdout.write('[%r] client.working_state is %r\r\n' % (self.serverip, self.server.working_state))
-                        time.sleep(1)
-                except (KeyboardInterrupt, SystemExit):
-                    sys.stdout.write('CONNECT: keyboard interrupt occured!!\nExit.')
-                    for i in range(self.trycount):
-                        time.sleep(1)
-                        self.stop()
-#                        threads[i].stop()
-
-            elif self.server.state is SOCK_CONNECT_STATE:
-                if self.server.working_state == idle_state:
-                    # sys.stdout.write('3 : %r' % self.server.getsockstate())
-                    try:
-                        if self.totaltrycount >= self.trycount:
-                            break
-                        # time.sleep(1)
-                        self.server.write(msg)
-                        # print('============== debug 3')
-                        logstr = '[' + self.serverip + '] sent ' + msg + '\r\n'
-                        sys.stdout.write(logstr)
-                        # self.f.write(logstr)
-                        self.server.working_state = datasent_state
-                        self.totaltrycount += 1
-                    except Exception as e:
-                        time.sleep(1)
-                        sys.stdout.write('%r\r\n' % e)
-                        # if isinstance(e.args, tuple):
-                        #     print('errno is %d', e[0])
-                        #     if e[0] == errno.EPIPE:
-                        #         # remote peer diconnected
-                        #         print('Detected remote disconnect')
-                        #     else:
-                        #         pass
-                        # else:
-                        #     print('socket error', e)
-                        # self.server.close()
-                        # break
-
-                elif self.server.working_state == datasent_state:
-                    # sys.stdout.write('4 : %r' % self.server.getsockstate())
-                    time.sleep(1.7)
-                    response = self.server.readline()
-                    # print('===> TCP reponse', response)
-                    if (response != ""):
-                        logstr = '[' + self.serverip + '] received ' + response + '\r\n'
-                        sys.stdout.write(logstr)
-                        sys.stdout.flush()
-                        # self.f.write(logstr)
-                        if (msg in response):
-                            logstr = '[' + self.serverip + ']' + strftime(" %d %b %Y %H:%M:%S",
-                                                                          localtime()) + ': success,'
-                            self.successcount += 1
-                        # sys.stdout.write(logstr)
-                        #							self.f.write(logstr)
-                        else:
-                            logstr = '[' + self.serverip + ']' + strftime(" %d %b %Y %H:%M:%S",
-                                                                          localtime()) + ': fail by broken data,'
-                            #							sys.stdout.write(logstr)
-                            self.failcount += 1
-                        # self.f.write(logstr)
-
-                        logstr = logstr + ' success rate: ' \
-                                 + "{0:.2f}".format(float(self.successcount) / float(self.totaltrycount) * 100) + '%, [' \
-                                 + str(self.successcount) + '/' + str(self.totaltrycount) + ']\r\n\r\n'
-                        sys.stdout.write(logstr)
-                        # self.f.write(logstr)
-                        # time.sleep(1)
-                        self.server.working_state = idle_state
-
-                    response = ""
-
-        self.stop()
-
-if __name__ == '__main__':
-
-    dst_ip = ''
-    dst_port = 5000
-    dst_num = 0
-    retrycount = 10
-
-    # msg = "Hello WIZ750SR\r"
-
-    if len(sys.argv) <= 4:
-        sys.stdout.write('Invalid syntax. Refer to below\r\n')
-        sys.stdout.write('TCPClientThreadNew.py -s <WIZ107SR ip address> -c <server count>\r\n)')
-        sys.exit(0)
-
-    try:
-        opts, args = getopt.getopt(sys.argv[1:], "hs:c:r:")
-    except getopt.GetoptError:
-        sys.stdout.write('Invalid syntax. Refer to below\r\n')
-        sys.stdout.write('TCPClientThreadNew.py -s <WIZ107SR ip address>  -c <server count>\r\n)')
-        sys.exit(0)
-
-    sys.stdout.write('%r\r\n' % opts)
-
-    threads = []
-
-    try:
-        for opt, arg in opts:
-            if opt == '-h':
-                sys.stdout.write('Valid syntax\r\n')
-                sys.stdout.write('TCPClientThreadNew.py -s <WIZ107SR ip address>  -c <server count>\r\n')
-                sys.exit(0)
-            elif opt in ("-s", "--sip"):
-                dst_ip = arg
-                sys.stdout.write('%r\r\n' % dst_ip)
-            elif opt in ("-c", "--count"):
-                dst_num = int(arg)
-                sys.stdout.write('%r\r\n' % dst_num)
-            elif opt in ("-r", "--retry"):
-                retrycount = int(arg)
-                sys.stdout.write('%r\r\n' % retrycount)
-
-        lastnumindex = dst_ip.rfind('.')
-        lastnum = int(dst_ip[lastnumindex + 1:len(dst_ip)])
-
-
-    # filename = strftime("%d-%b-%Y", localtime()) + '_log.txt'
-    # fd = open(filename, 'w')
-
-        for i in range(dst_num):
-            t = TCPClientThreadNew(dst_ip[:lastnumindex + 1] + str(lastnum + i), dst_port, retrycount)
-            threads.append(t)
-
-        for i in range(dst_num):
-            threads[i].start()
-
-        end_flag = False
-
-        while not end_flag:
-            end_flag = not end_flag
-            for i in range(len(threads)):
-                end_flag &= not threads[i].is_alive()
-
-    except (KeyboardInterrupt, SystemExit):
-        sys.stdout.write('--------> Keyboard interrupt 33!!\r\n')
-        for i in range(dst_num):
-            threads[i].stop()
-    # finally:
-    #     #		time.sleep(5)
-    #     fd.close()
-
diff --git a/WIZUART.py b/WIZUART.py
deleted file mode 100644
index a9ef200..0000000
--- a/WIZUART.py
+++ /dev/null
@@ -1,113 +0,0 @@
-# -*- coding: utf-8 -*-
-# Serial test program
-
-import serial
-import time
-import sys
-import threading
-import signal
-
-# Test message - 송수신 데이터 비교하기 위해 가져옴
-from TCPClientThread import msg
-
-# BAUDRATES = [300, 600, 1200, 1800, 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 115200, 230400]
-
-## pyserial은 기본 설치 모듈이 아니므로 설치 유무를 판단하여
-# 설치가 되어있지 않으면 설치하도록 하는 코드 추가 필요 (?) (외부 명령어 사용?) pip3 install ~
-
-class WIZUART(threading.Thread):
-
-    def __init__(self, device, trycount, baud):
-        # print('WIZUART: __init__')
-        #
-        threading.Thread.__init__(self)
-
-        self.device = device
-        # self.timer1 = None
-        # self.totaltrycount = 0
-        # self.successcount = 0
-        # self.failcount = 0
-        # self.client = None
-
-        self.baud = baud    # mapping: 0~13 => baud 300~230400
-        self.rcv_data = None
-
-        self.count = trycount
-
-    def open(self):
-        print('WIZUART: open')
-
-        # Serial Device open (in init)
-        self.ser = serial.Serial()
-
-        # Serial 설정
-        self.ser.port = self.device
-        self.ser.baudrate = self.baud
-        # self.ser.baudrate = 115200
-        self.ser.parity = serial.PARITY_NONE
-        self.ser.stopbits = serial.STOPBITS_ONE
-        self.ser.bytesize = serial.EIGHTBITS
-        # timeout=None      # block read
-        self.ser.timeout = 1    # non-block read
-        self.ser.xonxoff = False     # disable software flow control
-        self.ser.rtscts = False     # disable hardware (RTS/CTS) flow control
-        self.ser.dsrdtr = False       # disable hardware (DSR/DTR) flow control
-    
-        try:
-            self.ser.open()
-            print('UART device open: %s:%s' % (self.device, self.baud))
-        except serial.SerialException as e:
-            sys.stderr.write('Could not open serial port {}: {}\n'.format(self.ser.name, e))
-            sys.exit(1)
-
-    # def write(self):
-    #     print('WIZUART: send')
-    #     # for i in range(100):
-    #     while True:
-    #         try:
-    #             # self.ser.write(msg.encode())
-    #             self.ser.write(self.rcv_data)
-    #             # time.sleep(1)
-    #         except (KeyboardInterrupt, SystemExit):
-    #             print('Keyborad interrupt - Exit')
-    #             break
-
-    # Serial로 받은 데이터를 다시 돌려줌
-    # def redirect(self):
-    def run(self):
-        while True:
-            try:
-                # 수신 데이터 저장
-                self.rcv_data = self.ser.readline()
-
-                if self.rcv_data:   # 데이터를 받으면                    
-                    if msg in self.rcv_data:    # 원본 데이터와 비교
-                        # print(self.rcv_data, 'UART: Success!')
-                        logstr = '<' + self.device + '> receive ' + msg + '\r\n'
-                        sys.stdout.write(logstr)
-
-                        self.ser.write(self.rcv_data)
-
-                        logstr = '<' + self.device + '> sent ' + msg + '\r\n'
-                        sys.stdout.write(logstr)
-                        # time.sleep(0.5)
-                    else:
-                        print('UART: Fail')
-                
-                # trycount 만큼 돌림
-                if self.count == 0:
-                    break
-                self.count -= 1
-
-            # except Exception as e:
-            #     sys.stdout.write('Error:\r\n', e)
-            except (KeyboardInterrupt, SystemExit):
-                print('Keyborad interrupt - Exit')
-                break
-
-    def stop(self):
-        if self.ser.isOpen:
-            self.ser.close()
-            # self.ser = None
-        self._Thread__stop()
-        
\ No newline at end of file
diff --git a/wiz750_loopback_test.py b/wiz750_loopback_test.py
deleted file mode 100644
index 636a019..0000000
--- a/wiz750_loopback_test.py
+++ /dev/null
@@ -1,166 +0,0 @@
-#!/usr/bin/python
-
-import socket
-import time
-import struct
-import binascii
-import sys
-import getopt
-import logging
-from WIZ750CMDSET import WIZ750CMDSET
-from WIZUDPSock import WIZUDPSock
-from WIZMSGHandler import WIZMSGHandler
-from TCPClientThread import TCPClientThread
-
-OP_SEARCHALL = 1
-OP_SETIP = 2
-OP_CHECKIP = 3
-OP_FACTORYRESET = 4
-OP_GETDETAIL = 5
-
-if __name__=='__main__':
-
-    retrycount = 10
-
-    if len(sys.argv) <= 4:
-        sys.stdout.write('Invalid syntax. Refer to below\r\n')
-        sys.stdout.write('%s -r <packet_send count> -t <target_ip>\r\n' % sys.argv[0])
-        sys.exit(0)
-
-    try:
-        opts, args = getopt.getopt(sys.argv[1:], "hs:t:r:")
-    except getopt.GetoptError:
-        sys.stdout.write('Invalid syntax. Refer to below\r\n')
-        sys.stdout.write('%s -r <packet_send count> -t <target_ip>\r\n' % sys.argv[0])
-        sys.exit(0)
-
-    threads = []
-
-    try:
-        for opt, arg in opts:
-            if opt == '-h':
-                sys.stdout.write('Valid syntax\r\n')
-                sys.stdout.write('%s -r <packet_send count> -t <target_ip>\r\n' % sys.argv[0])
-                sys.exit(0)
-            elif opt in ("-r", "--retry"):
-                retrycount = int(arg)
-                # sys.stdout.write('%r\r\n' % retrycount)
-            elif opt in ("-t", "--target"):
-                dst_ip = arg
-                # sys.stdout.write('%r\r\n' % dst_ip)
-
-        conf_sock = WIZUDPSock(5000, 50001)
-        conf_sock.open()
-        wizmsghangler = WIZMSGHandler(conf_sock)
-        cmd_list = []
-
-        ###################################
-        # Search All Devices on the network
-        cmd_list.append(["MA", "FF:FF:FF:FF:FF:FF"])
-        cmd_list.append(["PW", " "])
-        cmd_list.append(["MC", ""])
-        cmd_list.append(["VR", ""])
-        cmd_list.append(["MN", ""])
-        cmd_list.append(["UN", ""])
-        cmd_list.append(["ST", ""])
-        cmd_list.append(["IM", ""])
-        cmd_list.append(["OP", ""])
-        cmd_list.append(["DD", ""])
-        cmd_list.append(["CP", ""])
-        cmd_list.append(["PO", ""])
-        cmd_list.append(["DG", ""])
-        # sys.stdout.write("%s\r\n" % cmd_list)
-        wizmsghangler.makecommands(cmd_list, OP_SEARCHALL)
-        wizmsghangler.sendcommands()
-        retval = wizmsghangler.parseresponse()
-        sys.stdout.write("%r devices are detected\r\n" % retval)
-
-        ###################################
-        # Set a consequent IP address and the same port number 5000 to each WIZ750SR Device
-
-        # dst_ip = "192.168.50.50"
-        dst_port = "5000"
-
-        lastnumindex = dst_ip.rfind('.')
-        lastnum = int(dst_ip[lastnumindex+1:len(dst_ip)])
-        try:
-            for i in range(0, retval):
-                cmd_list[:] = []
-                mac_addr = wizmsghangler.getmacaddr(i)
-                print ("mac addr: " + mac_addr)
-                target_ip = dst_ip[:lastnumindex + 1] + str(lastnum + i)
-                target_gw = dst_ip[:lastnumindex + 1] + str(1)
-                cmd_list.append(["MA", mac_addr])
-                cmd_list.append(["PW", " "])
-                cmd_list.append(["LI", target_ip])
-                cmd_list.append(["GW", target_gw])
-                cmd_list.append(["LP", dst_port])
-                cmd_list.append(["OP", "1"])
-                cmd_list.append(["SV", ""]) # save device setting
-                cmd_list.append(["RT", ""]) # Device reboot
-                # sys.stdout.write("%s\r\n" % cmd_list)
-                wizmsghangler.makecommands(cmd_list, OP_SETIP)
-                wizmsghangler.sendcommands()
-                wizmsghangler.parseresponse()
-    
-                time.sleep(2)
-                t = TCPClientThread(target_ip, int(dst_port), retrycount)
-                t.start()
-                threads.append(t)
-                # time.sleep(2)
-        except (KeyboardInterrupt, SystemExit):
-            sys.stdout.write('Keyboard interrupt occured!!')
-            for i in range(retrycount):
-                threads[i].stop()
-
-        ###################################
-        # Factory Reset all selected Devices
-        # for i in range(0, retval):
-        #     cmd_list[:] = []
-        #     mac_addr = wizmsghangler.getmacaddr(i)
-        #     cmd_list.append(["MA", mac_addr])
-        #     cmd_list.append(["PW", ""])
-        #     cmd_list.append(["FR", ""])
-        #     cmd_list.append(["RT", ""])
-        #     # sys.stdout.write("%s\r\n" % cmd_list)
-        #     wizmsghangler.makecommands(cmd_list, OP_FACTORYRESET)
-        #     wizmsghangler.sendcommands()
-        #     wizmsghangler.parseresponse()
-
-        # sys.stdout.write("%s\r\n" % cmd_list)
-
-        end_flag = False
-        stop_thread_count = 0
-
-        while not end_flag:
-            end_flag = not end_flag
-            for i in range(len(threads)):
-                end_flag &= not threads[i].is_alive()
-            #     if(not threads[i].is_alive()):
-            #         sys.stdout.write("thread[%r] is alive : %r\r\n" % (i, threads[i].is_alive()))
-            #         stop_thread_count += 1
-            #
-            # if stop_thread_count is len(threads):
-            #     break
-            # else:
-            #     stop_thread_count = 0
-            #     #     sys.stdout.write("[%r] ")
-                #     end_flag = False
-
-        sys.stdout.write("all threads are dead\r\n")
-    except (KeyboardInterrupt, SystemExit):
-        for i in range(len(threads)):
-            threads[i].stop()
-    finally:
-        for i in range(0, retval):
-            cmd_list[:] = []
-            mac_addr = wizmsghangler.getmacaddr(i)
-            cmd_list.append(["MA", mac_addr])
-            cmd_list.append(["PW", ""])
-            cmd_list.append(["FR", ""])
-            cmd_list.append(["RT", ""])
-            # sys.stdout.write("%s\r\n" % cmd_list)
-            wizmsghangler.makecommands(cmd_list, OP_FACTORYRESET)
-            wizmsghangler.sendcommands()
-            wizmsghangler.parseresponse()
-            
diff --git a/wizconfig.py b/wizconfig.py
index ad3a08f..6e0af1a 100644
--- a/wizconfig.py
+++ b/wizconfig.py
@@ -9,7 +9,6 @@
 import sys
 import getopt
 import logging
-import serial
 import re
 import os
 from WIZ750CMDSET import WIZ750CMDSET
@@ -256,6 +255,9 @@ def isvalid(self, mac_addr):
                 sys.exit(0)
             f = open('mac_list.txt', 'r')
             mac_list = f.readlines()
+            if len(mac_list) is 0:
+                print('There is no mac address. Please search devices from \'-s/--search\' option.')
+                sys.exit(0)
             f.close()
             # Check parameter
             if args.multiset: