diff --git a/README.md b/README.md
index ab0d0caa..5e5eb542 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ https://gitee.com/18010473990/wvp-GB28181.git
     - [X] 注册
     - [X] 心跳保活
     - [X] 通道选择
-    - [ ] 通道推送
+    - [X] 通道推送
     - [ ] 点播
     - [ ] 云台控制
 - [ ] 添加RTSP视频  
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/ParentPlatform.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/ParentPlatform.java
index ddd964bb..0aec8855 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/ParentPlatform.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/ParentPlatform.java
@@ -94,6 +94,11 @@ public class ParentPlatform {
      */
     private boolean status;
 
+    /**
+     * 在线状态
+     */
+    private int channelCount;
+
 
     public boolean isEnable() {
         return enable;
@@ -238,4 +243,12 @@ public class ParentPlatform {
     public void setStatus(boolean status) {
         this.status = status;
     }
+
+    public int getChannelCount() {
+        return channelCount;
+    }
+
+    public void setChannelCount(int channelCount) {
+        this.channelCount = channelCount;
+    }
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPProcessorFactory.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPProcessorFactory.java
index 035c1575..eb81ed3f 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPProcessorFactory.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPProcessorFactory.java
@@ -9,6 +9,7 @@ import javax.sip.header.Header;
 import javax.sip.message.Request;
 import javax.sip.message.Response;
 
+import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
 import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
 import com.alibaba.fastjson.JSON;
 import com.genersoft.iot.vmp.gb28181.transmit.response.impl.*;
@@ -72,6 +73,9 @@ public class SIPProcessorFactory {
 	
 	@Autowired
 	private SIPCommander cmder;
+
+	@Autowired
+	private SIPCommanderFroPlatform cmderFroPlatform;
 	
 	@Autowired
 	private RedisUtil redis;
@@ -153,6 +157,7 @@ public class SIPProcessorFactory {
 			processor.setDeferredResultHolder(deferredResultHolder);
 			processor.setOffLineDetector(offLineDetector);
 			processor.setCmder(cmder);
+			processor.setCmderFroPlatform(cmderFroPlatform);
 			processor.setStorager(storager);
 			processor.setRedisCatchStorage(redisCatchStorage);
 			return processor;
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/ISIPCommanderForPlatform.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/ISIPCommanderForPlatform.java
index 86024681..38d08ec7 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/ISIPCommanderForPlatform.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/ISIPCommanderForPlatform.java
@@ -1,9 +1,12 @@
 package com.genersoft.iot.vmp.gb28181.transmit.cmd;
 
+import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
 import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
 
 import javax.sip.header.WWWAuthenticateHeader;
+import java.nio.channels.Channel;
+import java.util.List;
 
 public interface ISIPCommanderForPlatform {
 
@@ -29,4 +32,16 @@ public interface ISIPCommanderForPlatform {
      * @return callId(作为接受回复的判定)
      */
     String keepalive(ParentPlatform parentPlatform);
+
+
+    /**
+     * 向上级回复通道信息
+     * @param channel 通道信息
+     * @param parentPlatform 平台信息
+     * @param sn
+     * @param fromTag
+     * @param size
+     * @return
+     */
+    boolean catalogQuery(DeviceChannel channel, ParentPlatform parentPlatform, String sn, String fromTag, int size);
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderPlarformProvider.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderPlarformProvider.java
index befdd957..06b5ad2f 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderPlarformProvider.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderPlarformProvider.java
@@ -4,22 +4,22 @@ import com.genersoft.iot.vmp.conf.SipConfig;
 import com.genersoft.iot.vmp.gb28181.bean.Device;
 import com.genersoft.iot.vmp.gb28181.bean.Host;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
+import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Component;
 import org.springframework.util.DigestUtils;
 
-import javax.sip.InvalidArgumentException;
-import javax.sip.PeerUnavailableException;
-import javax.sip.SipFactory;
-import javax.sip.SipProvider;
+import javax.sip.*;
 import javax.sip.address.Address;
 import javax.sip.address.SipURI;
 import javax.sip.header.*;
 import javax.sip.message.Request;
 import javax.validation.constraints.NotNull;
+import java.nio.channels.Channel;
 import java.text.ParseException;
 import java.util.ArrayList;
+import java.util.List;
 import java.util.UUID;
 
 /**
@@ -193,4 +193,38 @@ public class SIPRequestHeaderPlarformProvider {
 		return registerRequest;
 	}
 
+
+	public Request createMessageRequest(ParentPlatform parentPlatform, String content, String fromTag) throws PeerUnavailableException, ParseException, InvalidArgumentException {
+		Request request = null;
+		// sipuri
+		SipURI requestURI = sipFactory.createAddressFactory().createSipURI(parentPlatform.getServerGBId(), parentPlatform.getServerIP()+ ":" + parentPlatform.getServerPort());
+		// via
+		ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
+		ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(parentPlatform.getDeviceIp(), Integer.parseInt(parentPlatform.getDevicePort()),
+				parentPlatform.getTransport(), null);
+		viaHeader.setRPort();
+		viaHeaders.add(viaHeader);
+		// from
+		SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(parentPlatform.getServerGBId(),
+				parentPlatform.getDeviceIp() + ":" + parentPlatform.getDevicePort());
+		Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
+		FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag);
+		// to
+		SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(parentPlatform.getDeviceGBId(), parentPlatform.getServerGBDomain());
+		Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
+		ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress, null);
+		// callid
+		CallIdHeader callIdHeader = parentPlatform.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
+				: udpSipProvider.getNewCallId();
+		// Forwards
+		MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
+		// ceq
+		CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.MESSAGE);
+
+		request = sipFactory.createMessageFactory().createRequest(requestURI, Request.MESSAGE, callIdHeader, cSeqHeader, fromHeader,
+				toHeader, viaHeaders, maxForwards);
+		ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "MANSCDP+xml");
+		request.setContent(content, contentTypeHeader);
+		return request;
+	}
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java
index 19ffd61f..2ba84acf 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java
@@ -2,6 +2,7 @@ package com.genersoft.iot.vmp.gb28181.transmit.cmd.impl;
 
 import com.genersoft.iot.vmp.conf.SipConfig;
 import com.genersoft.iot.vmp.gb28181.bean.Device;
+import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatformCatch;
 import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
@@ -21,7 +22,9 @@ import javax.sip.*;
 import javax.sip.header.CallIdHeader;
 import javax.sip.header.WWWAuthenticateHeader;
 import javax.sip.message.Request;
+import java.nio.channels.Channel;
 import java.text.ParseException;
+import java.util.List;
 import java.util.UUID;
 
 @Component
@@ -156,4 +159,54 @@ public class SIPCommanderFroPlatform implements ISIPCommanderForPlatform {
         }
 
     }
+
+    /**
+     * 向上级回复通道信息
+     * @param channel 通道信息
+     * @param parentPlatform 平台信息
+     * @return
+     */
+    @Override
+    public boolean catalogQuery(DeviceChannel channel, ParentPlatform parentPlatform, String sn, String fromTag, int size) {
+
+        if (channel == null  || parentPlatform ==null) {
+            return false;
+        }
+        try {
+            StringBuffer catalogXml = new StringBuffer(600);
+            catalogXml.append("<?xml version=\"1.0\" encoding=\"GB2312\"?>\r\n");
+            catalogXml.append("<Response>\r\n");
+            catalogXml.append("<CmdType>Catalog</CmdType>\r\n");
+            catalogXml.append("<SN>" +sn + "</SN>\r\n");
+            catalogXml.append("<DeviceID>" + parentPlatform.getDeviceGBId() + "</DeviceID>\r\n");
+            catalogXml.append("<SumNum>" + size + "</SumNum>\r\n");
+            catalogXml.append("<DeviceList Num=\"1\">\r\n");
+            catalogXml.append("<Item>\r\n");
+
+            catalogXml.append("<DeviceID>" + channel.getChannelId() + "</DeviceID>\r\n");
+            catalogXml.append("<Name>" + channel.getName() + "</Name>\r\n");
+            catalogXml.append("<Manufacturer>" + channel.getManufacture() + "</Manufacturer>\r\n");
+            catalogXml.append("<Model>" + channel.getModel() + "</Model>\r\n");
+            catalogXml.append("<Owner>" + channel.getOwner() + "</Owner>\r\n");
+            catalogXml.append("<CivilCode>" + channel.getCivilCode() + "</CivilCode>\r\n");
+            catalogXml.append("<Address>" + channel.getAddress() + "</Address>\r\n");
+            catalogXml.append("<Parental>" + channel.getParental() + "</Parental>\r\n");// TODO 当前不能添加分组， 所以暂时没有父节点
+            catalogXml.append("<ParentID>" + channel.getParentId() + "</ParentID>\r\n"); // TODO 当前不能添加分组， 所以暂时没有父节点
+            catalogXml.append("<Secrecy>" + channel.getSecrecy() + "</Secrecy>\r\n");
+            catalogXml.append("<RegisterWay>" + channel.getRegisterWay() + "</RegisterWay>\r\n");
+            catalogXml.append("<Status>" + (channel.getStatus() == 0?"OFF":"ON") + "</Status>\r\n");
+            catalogXml.append("<Info></Info>\r\n");
+
+            catalogXml.append("</Item>\r\n");
+            catalogXml.append("</DeviceList>\r\n");
+            catalogXml.append("</Response>\r\n");
+            Request request = headerProviderPlarformProvider.createMessageRequest(parentPlatform, catalogXml.toString(), fromTag);
+            transmitRequest(parentPlatform, request);
+
+        } catch (SipException | ParseException | InvalidArgumentException e) {
+            e.printStackTrace();
+            return false;
+        }
+        return true;
+    }
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/request/impl/MessageRequestProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/request/impl/MessageRequestProcessor.java
index fbdc7e26..1860ec7a 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/request/impl/MessageRequestProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/request/impl/MessageRequestProcessor.java
@@ -7,10 +7,14 @@ import java.util.*;
 import javax.sip.InvalidArgumentException;
 import javax.sip.RequestEvent;
 import javax.sip.SipException;
+import javax.sip.header.FromHeader;
 import javax.sip.message.Request;
 import javax.sip.message.Response;
 
+import com.genersoft.iot.vmp.gb28181.bean.*;
+import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
 import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
+import com.genersoft.iot.vmp.vmanager.platform.bean.ChannelReduce;
 import org.dom4j.Document;
 import org.dom4j.DocumentException;
 import org.dom4j.Element;
@@ -20,10 +24,6 @@ import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 
 import com.genersoft.iot.vmp.common.VideoManagerConstants;
-import com.genersoft.iot.vmp.gb28181.bean.Device;
-import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
-import com.genersoft.iot.vmp.gb28181.bean.RecordInfo;
-import com.genersoft.iot.vmp.gb28181.bean.RecordItem;
 import com.genersoft.iot.vmp.gb28181.event.DeviceOffLineDetector;
 import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
 import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
@@ -47,6 +47,8 @@ public class MessageRequestProcessor extends SIPRequestAbstractProcessor {
 
 	private SIPCommander cmder;
 
+	private SIPCommanderFroPlatform cmderFroPlatform;
+
 	private IVideoManagerStorager storager;
 
 	private IRedisCatchStorage redisCatchStorage;
@@ -163,110 +165,135 @@ public class MessageRequestProcessor extends SIPRequestAbstractProcessor {
 			Element deviceIdElement = rootElement.element("DeviceID");
 			String deviceId = deviceIdElement.getText();
 			Element deviceListElement = rootElement.element("DeviceList");
-			if (deviceListElement == null) {
-				return;
-			}
-			Iterator<Element> deviceListIterator = deviceListElement.elementIterator();
-			if (deviceListIterator != null) {
-				Device device = storager.queryVideoDevice(deviceId);
-				if (device == null) {
+			if (deviceListElement == null) { // 存在DeviceList则为响应 catalog， 不存在DeviceList则为查询请求
+				// TODO 后续将代码拆分
+				ParentPlatform parentPlatform = storager.queryParentPlatById(deviceId);
+				if (parentPlatform == null) {
+					response404Ack(evt);
 					return;
-				}
-				// 遍历DeviceList
-				while (deviceListIterator.hasNext()) {
-					Element itemDevice = deviceListIterator.next();
-					Element channelDeviceElement = itemDevice.element("DeviceID");
-					if (channelDeviceElement == null) {
-						continue;
-					}
-					String channelDeviceId = channelDeviceElement.getText();
-					Element channdelNameElement = itemDevice.element("Name");
-					String channelName = channdelNameElement != null ? channdelNameElement.getTextTrim().toString() : "";
-					Element statusElement = itemDevice.element("Status");
-					String status = statusElement != null ? statusElement.getText().toString() : "ON";
-					DeviceChannel deviceChannel = new DeviceChannel();
-					deviceChannel.setName(channelName);
-					deviceChannel.setChannelId(channelDeviceId);
-					// ONLINE OFFLINE  HIKVISION DS-7716N-E4 NVR的兼容性处理
-					if (status.equals("ON") || status.equals("On") || status.equals("ONLINE")) {
-						deviceChannel.setStatus(1);
-					}
-					if (status.equals("OFF") || status.equals("Off") || status.equals("OFFLINE")) {
-						deviceChannel.setStatus(0);
+				}else {
+					// 回复200 OK
+					responseAck(evt);
+
+					Element snElement = rootElement.element("SN");
+					String sn = snElement.getText();
+					FromHeader fromHeader = (FromHeader)evt.getRequest().getHeader(FromHeader.NAME);
+					// 准备回复通道信息
+					List<ChannelReduce> channelReduces = storager.queryChannelListInParentPlatform(parentPlatform.getDeviceGBId());
+					if (channelReduces.size() >0 ) {
+						for (ChannelReduce channelReduce : channelReduces) {
+							DeviceChannel deviceChannel = storager.queryChannel(channelReduce.getDeviceId(), channelReduce.getChannelId());
+							cmderFroPlatform.catalogQuery(deviceChannel, parentPlatform, sn, fromHeader.getTag(), channelReduces.size());
+						}
 					}
 
-					deviceChannel.setManufacture(XmlUtil.getText(itemDevice, "Manufacturer"));
-					deviceChannel.setModel(XmlUtil.getText(itemDevice, "Model"));
-					deviceChannel.setOwner(XmlUtil.getText(itemDevice, "Owner"));
-					deviceChannel.setCivilCode(XmlUtil.getText(itemDevice, "CivilCode"));
-					deviceChannel.setBlock(XmlUtil.getText(itemDevice, "Block"));
-					deviceChannel.setAddress(XmlUtil.getText(itemDevice, "Address"));
-					if (XmlUtil.getText(itemDevice, "Parental") == null || XmlUtil.getText(itemDevice, "Parental") == "") {
-						deviceChannel.setParental(0);
-					} else {
-						deviceChannel.setParental(Integer.parseInt(XmlUtil.getText(itemDevice, "Parental")));
-					} 
-					deviceChannel.setParentId(XmlUtil.getText(itemDevice, "ParentID"));
-					if (XmlUtil.getText(itemDevice, "SafetyWay") == null || XmlUtil.getText(itemDevice, "SafetyWay")== "") {
-						deviceChannel.setSafetyWay(0);
-					} else {
-						deviceChannel.setSafetyWay(Integer.parseInt(XmlUtil.getText(itemDevice, "SafetyWay")));
-					}
-					if (XmlUtil.getText(itemDevice, "RegisterWay") == null || XmlUtil.getText(itemDevice, "RegisterWay") =="") {
-						deviceChannel.setRegisterWay(1);
-					} else {
-						deviceChannel.setRegisterWay(Integer.parseInt(XmlUtil.getText(itemDevice, "RegisterWay")));
-					}
-					deviceChannel.setCertNum(XmlUtil.getText(itemDevice, "CertNum"));
-					if (XmlUtil.getText(itemDevice, "Certifiable") == null || XmlUtil.getText(itemDevice, "Certifiable") == "") {
-						deviceChannel.setCertifiable(0);
-					} else {
-						deviceChannel.setCertifiable(Integer.parseInt(XmlUtil.getText(itemDevice, "Certifiable")));
-					}
-					if (XmlUtil.getText(itemDevice, "ErrCode") == null || XmlUtil.getText(itemDevice, "ErrCode") == "") {
-						deviceChannel.setErrCode(0);
-					} else {
-						deviceChannel.setErrCode(Integer.parseInt(XmlUtil.getText(itemDevice, "ErrCode")));
-					}
-					deviceChannel.setEndTime(XmlUtil.getText(itemDevice, "EndTime"));
-					deviceChannel.setSecrecy(XmlUtil.getText(itemDevice, "Secrecy"));
-					deviceChannel.setIpAddress(XmlUtil.getText(itemDevice, "IPAddress"));
-					if (XmlUtil.getText(itemDevice, "Port") == null || XmlUtil.getText(itemDevice, "Port") =="") {
-						deviceChannel.setPort(0);
-					} else {
-						deviceChannel.setPort(Integer.parseInt(XmlUtil.getText(itemDevice, "Port")));
-					}
-					deviceChannel.setPassword(XmlUtil.getText(itemDevice, "Password"));
-					if (XmlUtil.getText(itemDevice, "Longitude") == null || XmlUtil.getText(itemDevice, "Longitude") == "") {
-						deviceChannel.setLongitude(0.00);
-					} else {
-						deviceChannel.setLongitude(Double.parseDouble(XmlUtil.getText(itemDevice, "Longitude")));
-					}
-					if (XmlUtil.getText(itemDevice, "Latitude") == null || XmlUtil.getText(itemDevice, "Latitude") =="") {
-						deviceChannel.setLatitude(0.00);
-					} else {
-						deviceChannel.setLatitude(Double.parseDouble(XmlUtil.getText(itemDevice, "Latitude")));
+				}
+
+
+			}else {
+				Iterator<Element> deviceListIterator = deviceListElement.elementIterator();
+				if (deviceListIterator != null) {
+					Device device = storager.queryVideoDevice(deviceId);
+					if (device == null) {
+						return;
 					}
-					if (XmlUtil.getText(itemDevice, "PTZType") == null || XmlUtil.getText(itemDevice, "PTZType") == "") {
-						deviceChannel.setPTZType(0);
-					} else {
-						deviceChannel.setPTZType(Integer.parseInt(XmlUtil.getText(itemDevice, "PTZType")));
+					// 遍历DeviceList
+					while (deviceListIterator.hasNext()) {
+						Element itemDevice = deviceListIterator.next();
+						Element channelDeviceElement = itemDevice.element("DeviceID");
+						if (channelDeviceElement == null) {
+							continue;
+						}
+						String channelDeviceId = channelDeviceElement.getText();
+						Element channdelNameElement = itemDevice.element("Name");
+						String channelName = channdelNameElement != null ? channdelNameElement.getTextTrim().toString() : "";
+						Element statusElement = itemDevice.element("Status");
+						String status = statusElement != null ? statusElement.getText().toString() : "ON";
+						DeviceChannel deviceChannel = new DeviceChannel();
+						deviceChannel.setName(channelName);
+						deviceChannel.setChannelId(channelDeviceId);
+						// ONLINE OFFLINE  HIKVISION DS-7716N-E4 NVR的兼容性处理
+						if (status.equals("ON") || status.equals("On") || status.equals("ONLINE")) {
+							deviceChannel.setStatus(1);
+						}
+						if (status.equals("OFF") || status.equals("Off") || status.equals("OFFLINE")) {
+							deviceChannel.setStatus(0);
+						}
+
+						deviceChannel.setManufacture(XmlUtil.getText(itemDevice, "Manufacturer"));
+						deviceChannel.setModel(XmlUtil.getText(itemDevice, "Model"));
+						deviceChannel.setOwner(XmlUtil.getText(itemDevice, "Owner"));
+						deviceChannel.setCivilCode(XmlUtil.getText(itemDevice, "CivilCode"));
+						deviceChannel.setBlock(XmlUtil.getText(itemDevice, "Block"));
+						deviceChannel.setAddress(XmlUtil.getText(itemDevice, "Address"));
+						if (XmlUtil.getText(itemDevice, "Parental") == null || XmlUtil.getText(itemDevice, "Parental") == "") {
+							deviceChannel.setParental(0);
+						} else {
+							deviceChannel.setParental(Integer.parseInt(XmlUtil.getText(itemDevice, "Parental")));
+						}
+						deviceChannel.setParentId(XmlUtil.getText(itemDevice, "ParentID"));
+						if (XmlUtil.getText(itemDevice, "SafetyWay") == null || XmlUtil.getText(itemDevice, "SafetyWay")== "") {
+							deviceChannel.setSafetyWay(0);
+						} else {
+							deviceChannel.setSafetyWay(Integer.parseInt(XmlUtil.getText(itemDevice, "SafetyWay")));
+						}
+						if (XmlUtil.getText(itemDevice, "RegisterWay") == null || XmlUtil.getText(itemDevice, "RegisterWay") =="") {
+							deviceChannel.setRegisterWay(1);
+						} else {
+							deviceChannel.setRegisterWay(Integer.parseInt(XmlUtil.getText(itemDevice, "RegisterWay")));
+						}
+						deviceChannel.setCertNum(XmlUtil.getText(itemDevice, "CertNum"));
+						if (XmlUtil.getText(itemDevice, "Certifiable") == null || XmlUtil.getText(itemDevice, "Certifiable") == "") {
+							deviceChannel.setCertifiable(0);
+						} else {
+							deviceChannel.setCertifiable(Integer.parseInt(XmlUtil.getText(itemDevice, "Certifiable")));
+						}
+						if (XmlUtil.getText(itemDevice, "ErrCode") == null || XmlUtil.getText(itemDevice, "ErrCode") == "") {
+							deviceChannel.setErrCode(0);
+						} else {
+							deviceChannel.setErrCode(Integer.parseInt(XmlUtil.getText(itemDevice, "ErrCode")));
+						}
+						deviceChannel.setEndTime(XmlUtil.getText(itemDevice, "EndTime"));
+						deviceChannel.setSecrecy(XmlUtil.getText(itemDevice, "Secrecy"));
+						deviceChannel.setIpAddress(XmlUtil.getText(itemDevice, "IPAddress"));
+						if (XmlUtil.getText(itemDevice, "Port") == null || XmlUtil.getText(itemDevice, "Port") =="") {
+							deviceChannel.setPort(0);
+						} else {
+							deviceChannel.setPort(Integer.parseInt(XmlUtil.getText(itemDevice, "Port")));
+						}
+						deviceChannel.setPassword(XmlUtil.getText(itemDevice, "Password"));
+						if (XmlUtil.getText(itemDevice, "Longitude") == null || XmlUtil.getText(itemDevice, "Longitude") == "") {
+							deviceChannel.setLongitude(0.00);
+						} else {
+							deviceChannel.setLongitude(Double.parseDouble(XmlUtil.getText(itemDevice, "Longitude")));
+						}
+						if (XmlUtil.getText(itemDevice, "Latitude") == null || XmlUtil.getText(itemDevice, "Latitude") =="") {
+							deviceChannel.setLatitude(0.00);
+						} else {
+							deviceChannel.setLatitude(Double.parseDouble(XmlUtil.getText(itemDevice, "Latitude")));
+						}
+						if (XmlUtil.getText(itemDevice, "PTZType") == null || XmlUtil.getText(itemDevice, "PTZType") == "") {
+							deviceChannel.setPTZType(0);
+						} else {
+							deviceChannel.setPTZType(Integer.parseInt(XmlUtil.getText(itemDevice, "PTZType")));
+						}
+						deviceChannel.setHasAudio(true); // 默认含有音频，播放时再检查是否有音频及是否AAC
+						storager.updateChannel(device.getDeviceId(), deviceChannel);
 					}
-					deviceChannel.setHasAudio(true); // 默认含有音频，播放时再检查是否有音频及是否AAC
-					storager.updateChannel(device.getDeviceId(), deviceChannel);
-				}
 
-				RequestMessage msg = new RequestMessage();
-				msg.setDeviceId(deviceId);
-				msg.setType(DeferredResultHolder.CALLBACK_CMD_CATALOG);
-				msg.setData(device);
-				deferredResultHolder.invokeResult(msg);
-				// 回复200 OK
-				responseAck(evt);
-				if (offLineDetector.isOnline(deviceId)) {
-					publisher.onlineEventPublish(deviceId, VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
+					RequestMessage msg = new RequestMessage();
+					msg.setDeviceId(deviceId);
+					msg.setType(DeferredResultHolder.CALLBACK_CMD_CATALOG);
+					msg.setData(device);
+					deferredResultHolder.invokeResult(msg);
+					// 回复200 OK
+					responseAck(evt);
+					if (offLineDetector.isOnline(deviceId)) {
+						publisher.onlineEventPublish(deviceId, VideoManagerConstants.EVENT_ONLINE_KEEPLIVE);
+					}
 				}
 			}
+
 		} catch (DocumentException | SipException | InvalidArgumentException | ParseException e) {
 			e.printStackTrace();
 		}
@@ -469,6 +496,18 @@ public class MessageRequestProcessor extends SIPRequestAbstractProcessor {
 		getServerTransaction(evt).sendResponse(response);
 	}
 
+	/***
+	 * 回复200 OK
+	 * @param evt
+	 * @throws SipException
+	 * @throws InvalidArgumentException
+	 * @throws ParseException
+	 */
+	private void response404Ack(RequestEvent evt) throws SipException, InvalidArgumentException, ParseException {
+		Response response = getMessageFactory().createResponse(Response.NOT_FOUND, evt.getRequest());
+		getServerTransaction(evt).sendResponse(response);
+	}
+
 	private Element getRootElement(RequestEvent evt) throws DocumentException {
 		Request request = evt.getRequest();
 		SAXReader reader = new SAXReader();
@@ -508,4 +547,12 @@ public class MessageRequestProcessor extends SIPRequestAbstractProcessor {
 	public void setRedisCatchStorage(IRedisCatchStorage redisCatchStorage) {
 		this.redisCatchStorage = redisCatchStorage;
 	}
+
+	public SIPCommanderFroPlatform getCmderFroPlatform() {
+		return cmderFroPlatform;
+	}
+
+	public void setCmderFroPlatform(SIPCommanderFroPlatform cmderFroPlatform) {
+		this.cmderFroPlatform = cmderFroPlatform;
+	}
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/IVideoManagerStorager.java b/src/main/java/com/genersoft/iot/vmp/storager/IVideoManagerStorager.java
index 9e986db4..970f7a47 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/IVideoManagerStorager.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/IVideoManagerStorager.java
@@ -210,6 +210,11 @@ public interface IVideoManagerStorager {
 	 */
 	PageInfo<ChannelReduce> queryAllChannelList(int page, int count, String query, Boolean online, Boolean channelType, String platformId, Boolean inPlatform);
 
+	/**
+	 * 查询设备的通道信息
+	 */
+	List<ChannelReduce> queryChannelListInParentPlatform(String platformId);
+
 
 	/**
 	 * 更新上级平台的通道信息
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
index 5b04222c..5c871bdc 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -83,19 +83,19 @@ public interface DeviceChannelMapper {
             "SELECT * FROM ( "+
                 " SELECT dc.channelId, dc.deviceId, dc.name, de.manufacturer, de.hostAddress, " +
                 "(SELECT count(0) FROM device_channel WHERE parentId=dc.channelId) as subCount, " +
-                "pc.platformId " +
+                "(SELECT pc.platformId FROM platform_gb_channel pc WHERE pc.deviceId=dc.deviceId AND pc.channelId = dc.channelId ) as platformId " +
                 "FROM device_channel dc " +
                 "LEFT JOIN device de ON dc.deviceId = de.deviceId " +
-                "LEFT JOIN platform_gb_channel pc on pc.deviceId = dc.deviceId AND pc.channelId = dc.channelId " +
                 " WHERE 1=1 " +
                 " <if test=\"query != null\"> AND (dc.channelId LIKE '%${query}%' OR dc.name LIKE '%${query}%' OR dc.name LIKE '%${query}%')</if> " +
                 " <if test=\"online == true\" > AND dc.status=1</if> " +
                 " <if test=\"online == false\" > AND dc.status=0</if> " +
-                " <if test=\"platformId != null and inPlatform == true\"> AND pc.platformId=#{platformId} </if> " +
             ") dcr" +
             " WHERE 1=1 " +
             " <if test=\"hasSubChannel!= null and hasSubChannel == true\" >  AND subCount >0</if> " +
             " <if test=\"hasSubChannel!= null and hasSubChannel == false\" >  AND subCount=0</if> " +
+            " <if test=\"platformId != null and inPlatform == true \" >  AND platformId='${platformId}'</if> " +
+            " <if test=\"platformId != null and inPlatform == false \" >  AND (platformId != '${platformId}' OR platformId is NULL )  </if> " +
             " </script>"})
 
     List<ChannelReduce> queryChannelListInAll(String query, Boolean online, Boolean hasSubChannel, String platformId, Boolean inPlatform);
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/ParentPlatformMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/ParentPlatformMapper.java
index b0428cc5..70757576 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/ParentPlatformMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/ParentPlatformMapper.java
@@ -45,7 +45,7 @@ public interface ParentPlatformMapper {
     @Delete("DELETE FROM parent_platform WHERE deviceGBId=#{deviceGBId}")
     int delParentPlatform(ParentPlatform parentPlatform);
 
-    @Select("SELECT * FROM parent_platform")
+    @Select("SELECT *,( SELECT count(0) FROM platform_gb_channel pc WHERE pc.platformId = pp.deviceGBId) as channelCount FROM parent_platform pp ")
     List<ParentPlatform> getParentPlatformList();
 
     @Select("SELECT * FROM parent_platform WHERE enable=#{enable}")
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/PatformChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/PatformChannelMapper.java
index 00b12607..c5e90918 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/PatformChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/PatformChannelMapper.java
@@ -30,8 +30,13 @@ public interface PatformChannelMapper {
 
 
     @Delete("<script> "+
-            "DELETE FROM platform_gb_channel WHERE deviceAndChannelId in" +
+            "DELETE FROM platform_gb_channel WHERE platformId='${platformId}' AND deviceAndChannelId in" +
             "<foreach collection='channelReducesToDel'  item='item'  open='(' separator=',' close=')' > '${item.deviceId}_${item.channelId}'</foreach>" +
             "</script>")
     int delChannelForGB(String platformId, List<ChannelReduce> channelReducesToDel);
+
+    @Delete("<script> "+
+            "DELETE FROM platform_gb_channel WHERE platformId='${platformId}'"  +
+            "</script>")
+    int cleanChannelForGB(String platformId);
 }
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStoragerImpl.java b/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStoragerImpl.java
index aed30268..93d8c837 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStoragerImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStoragerImpl.java
@@ -249,9 +249,12 @@ public class VideoManagerStoragerImpl implements IVideoManagerStorager {
 		return result > 0;
 	}
 
+	@Transactional
 	@Override
 	public boolean deleteParentPlatform(ParentPlatform parentPlatform) {
 		int result = platformMapper.delParentPlatform(parentPlatform);
+		// 删除关联的通道
+		patformChannelMapper.cleanChannelForGB(parentPlatform.getDeviceGBId());
 		return result > 0;
 	}
 
@@ -286,6 +289,11 @@ public class VideoManagerStoragerImpl implements IVideoManagerStorager {
 		return new PageInfo<>(all);
 	}
 
+	@Override
+	public List<ChannelReduce> queryChannelListInParentPlatform(String platformId) {
+
+		return deviceChannelMapper.queryChannelListInAll(null, null, null, platformId, true);
+	}
 
 	@Override
 	public int updateChannelForGB(String platformId, List<ChannelReduce> channelReduces) {
diff --git a/web_src/src/components/gb28181/chooseChannel.vue b/web_src/src/components/gb28181/chooseChannel.vue
index 62b39dc1..810ebd38 100644
--- a/web_src/src/components/gb28181/chooseChannel.vue
+++ b/web_src/src/components/gb28181/chooseChannel.vue
@@ -1,7 +1,7 @@
 <template>
 <div id="chooseChannel" v-loading="isLoging">
 
-    <el-dialog title="选择通道" top="2rem" width="70%" :close-on-click-modal="false" :visible.sync="showDialog" :destroy-on-close="true" @close="close()">
+    <el-dialog title="选择通道" v-if="showDialog" top="2rem" width="70%" :close-on-click-modal="false" :visible.sync="showDialog" :destroy-on-close="true" @close="close()">
         <el-tabs v-model="tabActiveName" >
             <el-tab-pane label="国标通道" name="gbChannel">
                 <el-container>
diff --git a/web_src/src/components/gb28181/chooseChannelForGb.vue b/web_src/src/components/gb28181/chooseChannelForGb.vue
index c57fe17f..ceadc8c5 100644
--- a/web_src/src/components/gb28181/chooseChannelForGb.vue
+++ b/web_src/src/components/gb28181/chooseChannelForGb.vue
@@ -41,7 +41,7 @@
         <el-table-column prop="manufacturer" label="厂家" align="center">
         </el-table-column>
     </el-table>
-    <el-pagination style="float: right;margin-top: 1rem;" @size-change="handleSizeChange" @current-change="currentChange" :current-page="currentPage" :page-size="count" :page-sizes="[15, 20, 30, 50]" layout="total, sizes, prev, pager, next" :total="total">
+    <el-pagination style="float: right;margin-top: 1rem;" @size-change="handleSizeChange" @current-change="currentChange" :current-page="currentPage" :page-size="count" :page-sizes="[10, 20, 30, 50]" layout="total, sizes, prev, pager, next" :total="total">
     </el-pagination>
 </div>
 </template>