diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
index c0a1fec9..a0f43e77 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/InviteRequestProcessor.java
@@ -476,16 +476,8 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
                                     }
                                 });
                     }else {
-                        sendRtpItem.setPlayType(InviteStreamType.PLAY);
-                        String streamId = null;
-                        if (mediaServerItem.isRtpEnable()) {
-                            streamId = String.format("%s_%s", device.getDeviceId(), channelId);
-                        }else {
-                            streamId = String.format("%08x", Integer.parseInt(ssrc)).toUpperCase();
-                        }
-                        sendRtpItem.setStreamId(streamId);
-                        redisCatchStorage.updateSendRTPSever(sendRtpItem);
-                        playService.play(mediaServerItem, device.getDeviceId(), channelId, ((code, msg, data) -> {
+
+                        SSRCInfo ssrcInfo = playService.play(mediaServerItem, device.getDeviceId(), channelId, ssrc, ((code, msg, data) -> {
                             if (code == InviteErrorCode.SUCCESS.getCode()){
                                 hookEvent.run(code, msg, data);
                             }else if (code == InviteErrorCode.ERROR_FOR_SIGNALLING_TIMEOUT.getCode() || code == InviteErrorCode.ERROR_FOR_STREAM_TIMEOUT.getCode()){
@@ -496,6 +488,16 @@ public class InviteRequestProcessor extends SIPRequestProcessorParent implements
                                 errorEvent.run(code, msg, data);
                             }
                         }));
+                        sendRtpItem.setPlayType(InviteStreamType.PLAY);
+                        String streamId = null;
+                        if (mediaServerItem.isRtpEnable()) {
+                            streamId = String.format("%s_%s", device.getDeviceId(), channelId);
+                        }else {
+                            streamId = String.format("%08x", Integer.parseInt(ssrcInfo.getSsrc())).toUpperCase();
+                        }
+                        sendRtpItem.setStreamId(streamId);
+                        sendRtpItem.setSsrc(ssrcInfo.getSsrc());
+                        redisCatchStorage.updateSendRTPSever(sendRtpItem);
 
                     }
                 } else if (gbStream != null) {
diff --git a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java
index eac7401d..b7835659 100644
--- a/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java
+++ b/src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMHttpHookListener.java
@@ -586,7 +586,7 @@ public class ZLMHttpHookListener {
             resultHolder.put(key, uuid, result);
 
             if (!exist) {
-                playService.play(mediaInfo, deviceId, channelId, (code, message, data) -> {
+                playService.play(mediaInfo, deviceId, channelId, null, (code, message, data) -> {
                     msg.setData(new HookResult(code, message));
                     resultHolder.invokeResult(msg);
                 });
diff --git a/src/main/java/com/genersoft/iot/vmp/service/IPlayService.java b/src/main/java/com/genersoft/iot/vmp/service/IPlayService.java
index 51624112..bd2bc885 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/IPlayService.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/IPlayService.java
@@ -18,7 +18,7 @@ public interface IPlayService {
 
     void play(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
               ErrorCallback<Object> callback);
-    SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, ErrorCallback<Object> callback);
+    SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, String ssrc, ErrorCallback<Object> callback);
 
     MediaServerItem getNewMediaServerItem(Device device);
 
diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
index 51901392..34d40c80 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
@@ -116,7 +116,7 @@ public class PlayServiceImpl implements IPlayService {
 
 
     @Override
-    public SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, ErrorCallback<Object> callback) {
+    public SSRCInfo play(MediaServerItem mediaServerItem, String deviceId, String channelId, String ssrc, ErrorCallback<Object> callback) {
         if (mediaServerItem == null) {
             throw new ControllerException(ErrorCode.ERROR100.getCode(), "未找到可用的zlm");
         }
@@ -162,7 +162,7 @@ public class PlayServiceImpl implements IPlayService {
         if (mediaServerItem.isRtpEnable()) {
             streamId = String.format("%s_%s", device.getDeviceId(), channelId);
         }
-        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, null, device.isSsrcCheck(),  false, 0, false, device.getStreamModeForParam());
+        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, ssrc, device.isSsrcCheck(),  false, 0, false, device.getStreamModeForParam());
         if (ssrcInfo == null) {
             callback.run(InviteErrorCode.ERROR_FOR_RESOURCE_EXHAUSTION.getCode(), InviteErrorCode.ERROR_FOR_RESOURCE_EXHAUSTION.getMsg(), null);
             inviteStreamService.call(InviteSessionType.PLAY, device.getDeviceId(), channelId, null,
@@ -1154,7 +1154,7 @@ public class PlayServiceImpl implements IPlayService {
         }
 
         MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
-        play(newMediaServerItem, deviceId, channelId, (code, msg, data)->{
+        play(newMediaServerItem, deviceId, channelId, null, (code, msg, data)->{
            if (code == InviteErrorCode.SUCCESS.getCode()) {
                InviteInfo inviteInfoForPlay = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAY, deviceId, channelId);
                if (inviteInfoForPlay != null && inviteInfoForPlay.getStreamInfo() != null) {
diff --git a/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/play/PlayController.java b/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/play/PlayController.java
index 9e41f22d..86450f4d 100644
--- a/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/play/PlayController.java
+++ b/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/play/PlayController.java
@@ -116,7 +116,7 @@ public class PlayController {
 		// 录像查询以channelId作为deviceId查询
 		resultHolder.put(key, uuid, result);
 
-		playService.play(newMediaServerItem, deviceId, channelId, (code, msg, data) -> {
+		playService.play(newMediaServerItem, deviceId, channelId, null, (code, msg, data) -> {
 			WVPResult<StreamContent> wvpResult = new WVPResult<>();
 			if (code == InviteErrorCode.SUCCESS.getCode()) {
 				wvpResult.setCode(ErrorCode.SUCCESS.getCode());
diff --git a/src/main/java/com/genersoft/iot/vmp/web/gb28181/ApiStreamController.java b/src/main/java/com/genersoft/iot/vmp/web/gb28181/ApiStreamController.java
index 556adf62..18fdfa93 100644
--- a/src/main/java/com/genersoft/iot/vmp/web/gb28181/ApiStreamController.java
+++ b/src/main/java/com/genersoft/iot/vmp/web/gb28181/ApiStreamController.java
@@ -122,7 +122,7 @@ public class ApiStreamController {
         MediaServerItem newMediaServerItem = playService.getNewMediaServerItem(device);
 
 
-        playService.play(newMediaServerItem, serial, code, (errorCode, msg, data) -> {
+        playService.play(newMediaServerItem, serial, code, null, (errorCode, msg, data) -> {
             if (errorCode == InviteErrorCode.SUCCESS.getCode()) {
                 InviteInfo inviteInfo = inviteStreamService.getInviteInfoByDeviceAndChannel(InviteSessionType.PLAY, serial, code);
                 if (inviteInfo != null && inviteInfo.getStreamInfo() != null) {