diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/codec/netty/Jt808Handler.java b/src/main/java/com/genersoft/iot/vmp/jt1078/codec/netty/Jt808Handler.java
index aa9ae00c6..59d77d706 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/codec/netty/Jt808Handler.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/codec/netty/Jt808Handler.java
@@ -1,5 +1,6 @@
 package com.genersoft.iot.vmp.jt1078.codec.netty;
 
+import com.genersoft.iot.vmp.jt1078.event.ConnectChangeEvent;
 import com.genersoft.iot.vmp.jt1078.proc.response.Rs;
 import com.genersoft.iot.vmp.jt1078.session.Session;
 import com.genersoft.iot.vmp.jt1078.session.SessionManager;
@@ -43,6 +44,13 @@ public class Jt808Handler extends ChannelInboundHandlerAdapter {
         Session session = SessionManager.INSTANCE.newSession(channel);
         channel.attr(Session.KEY).set(session);
         log.info("> Tcp connect {}", session);
+        if (session.getDevId() == null) {
+            return;
+        }
+        ConnectChangeEvent event = new ConnectChangeEvent(this);
+        event.setConnected(true);
+        event.setTerminalId(session.getDevId());
+        applicationEventPublisher.publishEvent(event);
     }
 
     @Override
@@ -50,8 +58,14 @@ public class Jt808Handler extends ChannelInboundHandlerAdapter {
         Session session = ctx.channel().attr(Session.KEY).get();
         log.info("< Tcp disconnect {}", session);
         ctx.close();
+        if (session.getDevId() == null) {
+            return;
+        }
+        ConnectChangeEvent event = new ConnectChangeEvent(this);
+        event.setConnected(false);
+        event.setTerminalId(session.getDevId());
+        applicationEventPublisher.publishEvent(event);
 
-        applicationEventPublisher.publishEvent();
     }
 
     @Override
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/dao/JTDeviceMapper.java b/src/main/java/com/genersoft/iot/vmp/jt1078/dao/JTDeviceMapper.java
index f9932f3ef..ee5276953 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/dao/JTDeviceMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/dao/JTDeviceMapper.java
@@ -88,4 +88,11 @@ public interface JTDeviceMapper {
 
     @Delete("delete from wvp_jt_device where terminal_id = #{terminalId}")
     void deleteDeviceByTerminalId(@Param("terminalId") String terminalId);
+
+    @Update(value = {" <script>" +
+            "UPDATE wvp_jt_device " +
+            "SET status=#{connected} " +
+            "WHERE terminal_id=#{terminalId}"+
+            " </script>"})
+    void updateDeviceStatus(@Param("connected") boolean connected, @Param("terminalId") String terminalId);
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/event/ConnectChangeEvent.java b/src/main/java/com/genersoft/iot/vmp/jt1078/event/ConnectChangeEvent.java
new file mode 100755
index 000000000..bdd916db8
--- /dev/null
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/event/ConnectChangeEvent.java
@@ -0,0 +1,42 @@
+package com.genersoft.iot.vmp.jt1078.event;
+
+import com.genersoft.iot.vmp.jt1078.bean.JTDevice;
+import org.springframework.context.ApplicationEvent;
+
+import java.time.Clock;
+
+/**
+ * 链接断或者连接的事件
+ */
+
+public class ConnectChangeEvent extends ApplicationEvent {
+    /**
+     *
+     */
+    private static final long serialVersionUID = 1L;
+
+    public ConnectChangeEvent(Object source) {
+        super(source);
+    }
+
+
+    private boolean connected;
+
+    private String terminalId;
+
+    public boolean isConnected() {
+        return connected;
+    }
+
+    public void setConnected(boolean connected) {
+        this.connected = connected;
+    }
+
+    public String getTerminalId() {
+        return terminalId;
+    }
+
+    public void setTerminalId(String terminalId) {
+        this.terminalId = terminalId;
+    }
+}
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/event/eventListener/ConnectChangeEventListener.java b/src/main/java/com/genersoft/iot/vmp/jt1078/event/eventListener/ConnectChangeEventListener.java
new file mode 100644
index 000000000..0f142fe6e
--- /dev/null
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/event/eventListener/ConnectChangeEventListener.java
@@ -0,0 +1,34 @@
+package com.genersoft.iot.vmp.jt1078.event.eventListener;
+
+import com.genersoft.iot.vmp.jt1078.bean.JTDevice;
+import com.genersoft.iot.vmp.jt1078.event.ConnectChangeEvent;
+import com.genersoft.iot.vmp.jt1078.event.RegisterEvent;
+import com.genersoft.iot.vmp.jt1078.proc.request.J0003;
+import com.genersoft.iot.vmp.jt1078.service.Ijt1078Service;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationListener;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ConnectChangeEventListener implements ApplicationListener<ConnectChangeEvent>  {
+
+    private final static Logger log = LoggerFactory.getLogger(ConnectChangeEventListener.class);
+
+    @Autowired
+    private Ijt1078Service service;
+
+    @Override
+    public void onApplicationEvent(ConnectChangeEvent event) {
+        if (event.isConnected()) {
+            log.info("[JT-设备已连接] 终端ID： {}", event.getTerminalId());
+        }else{
+            log.info("[JT-设备连接已断开] 终端ID： {}", event.getTerminalId());
+        }
+        JTDevice device = service.getDevice(event.getTerminalId());
+        if (device != null) {
+            service.updateDeviceStatus(event.isConnected(), event.getTerminalId());
+        }
+    }
+}
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0100.java b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0100.java
index accc4c124..35c54ba2d 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0100.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0100.java
@@ -17,6 +17,7 @@ import org.slf4j.LoggerFactory;
 import org.springframework.context.ApplicationEvent;
 
 import java.io.UnsupportedEncodingException;
+import java.nio.charset.Charset;
 import java.util.UUID;
 
 /**
@@ -40,25 +41,18 @@ public class J0100 extends Re {
         if (version >= 1) {
             device.setCityId(buf.readUnsignedShort() + "");
             // decode as 2019
-            byte[] bytes11 = new byte[11];
-            buf.readBytes(bytes11);
-            device.setMakerId(new String(bytes11).trim());
+            device.setMakerId(buf.readCharSequence(11, Charset.forName("GBK"))
+                    .toString().trim());
 
-            byte[] bytes30 = new byte[30];
-            buf.readBytes(bytes30);
-            device.setDeviceModel(new String(bytes30).trim());
+            device.setDeviceModel(buf.readCharSequence(30, Charset.forName("GBK"))
+                    .toString().trim());
 
-            buf.readBytes(bytes30);
-            device.setDeviceId(new String(bytes30).trim());
+            device.setDeviceId(buf.readCharSequence(30, Charset.forName("GBK"))
+                    .toString().trim());
 
             device.setPlateColor(buf.readByte());
-            byte[] plateColorBytes = new byte[buf.readableBytes()];
-            buf.readBytes(plateColorBytes);
-            try {
-                device.setPlateNo(new String(plateColorBytes, "GBK").trim());
-            } catch (UnsupportedEncodingException e) {
-                throw new RuntimeException(e);
-            }
+            device.setPlateNo(buf.readCharSequence(buf.readableBytes(), Charset.forName("GBK"))
+                    .toString().trim());
         } else {
             // decode as 2013
             device.setCityId(buf.readUnsignedShort() + "");
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0102.java b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0102.java
index 8510dd71d..df09635bb 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0102.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0102.java
@@ -1,14 +1,18 @@
 package com.genersoft.iot.vmp.jt1078.proc.request;
 
 import com.genersoft.iot.vmp.jt1078.annotation.MsgId;
+import com.genersoft.iot.vmp.jt1078.bean.JTDevice;
 import com.genersoft.iot.vmp.jt1078.proc.Header;
 import com.genersoft.iot.vmp.jt1078.proc.response.J8001;
 import com.genersoft.iot.vmp.jt1078.proc.response.Rs;
 import com.genersoft.iot.vmp.jt1078.service.Ijt1078Service;
 import com.genersoft.iot.vmp.jt1078.session.Session;
 import io.netty.buffer.ByteBuf;
+import io.netty.util.CharsetUtil;
 import org.springframework.context.ApplicationEvent;
 
+import java.nio.charset.Charset;
+
 /**
  * 终端鉴权
  *
@@ -18,20 +22,31 @@ import org.springframework.context.ApplicationEvent;
  */
 @MsgId(id = "0102")
 public class J0102 extends Re {
+
+    private String authenticationCode;
+
     @Override
     protected Rs decode0(ByteBuf buf, Header header, Session session) {
         int lenCode = buf.readUnsignedByte();
-//        String code = buf.readCharSequence(lenCode, CharsetUtil.UTF_8).toString();
+        byte[] authenticationCodeBytes = new byte[lenCode];
+//        ByteBuf byteBuf = buf.readBytes(authenticationCodeBytes);
+        authenticationCode = buf.readCharSequence(lenCode, Charset.forName("GBK")).toString();
+        System.out.println("设备鉴权： authenticationCode： " + authenticationCode);
         // if 2019 to decode next
         return null;
     }
 
     @Override
     protected Rs handler(Header header, Session session, Ijt1078Service service) {
+        JTDevice device = service.getDevice(header.getTerminalId());
         J8001 j8001 = new J8001();
         j8001.setRespNo(header.getSn());
         j8001.setRespId(header.getMsgId());
-        j8001.setResult(J8001.SUCCESS);
+        if (device == null || !device.getAuthenticationCode().equals(authenticationCode)) {
+            j8001.setResult(J8001.FAIL);
+        }else {
+            j8001.setResult(J8001.SUCCESS);
+        }
         return j8001;
     }
 
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0200.java b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0200.java
index 2152be875..235198622 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0200.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/request/J0200.java
@@ -20,6 +20,7 @@ import org.springframework.context.ApplicationEvent;
 public class J0200 extends Re {
     @Override
     protected Rs decode0(ByteBuf buf, Header header, Session session) {
+
         return null;
     }
 
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J8001.java b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J8001.java
index ec9e31f19..2072400b6 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J8001.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J8001.java
@@ -12,8 +12,15 @@ import io.netty.buffer.Unpooled;
  */
 @MsgId(id = "8001")
 public class J8001 extends Rs {
+
     public static final Integer SUCCESS = 0;
 
+    public static final Integer FAIL = 1;
+
+    public static final Integer ERROR = 2;
+    public static final Integer NOT_SUPPORTED = 3;
+    public static final Integer ALARM_ACK = 3;
+
     Integer respNo;
     String respId;
     Integer result;
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/service/Ijt1078Service.java b/src/main/java/com/genersoft/iot/vmp/jt1078/service/Ijt1078Service.java
index 02dc78d5f..85b38428e 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/service/Ijt1078Service.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/service/Ijt1078Service.java
@@ -15,4 +15,6 @@ public interface Ijt1078Service {
     void addDevice(JTDevice device);
 
     void deleteDeviceByDeviceId(String deviceId);
+
+    void updateDeviceStatus(boolean connected, String terminalId);
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/service/impl/jt1078ServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/jt1078/service/impl/jt1078ServiceImpl.java
index 3a68b6d48..86be01f70 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/service/impl/jt1078ServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/service/impl/jt1078ServiceImpl.java
@@ -47,4 +47,9 @@ public class jt1078ServiceImpl implements Ijt1078Service {
     public void deleteDeviceByDeviceId(String deviceId) {
         jtDeviceMapper.deleteDeviceByTerminalId(deviceId);
     }
+
+    @Override
+    public void updateDeviceStatus(boolean connected, String terminalId) {
+        jtDeviceMapper.updateDeviceStatus(connected, terminalId);
+    }
 }