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				@@ -423,7 +423,7 @@ public class PlayServiceImpl implements IPlayService { 
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				             return null; 
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				         } 
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				         MediaServerItem newMediaServerItem = getNewMediaServerItem(device); 
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				-        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true, true); 
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				+        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, device.isSsrcCheck(), true); 
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				         return playBack(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, inviteStreamCallback, callback); 
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				     } 
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				@@ -576,7 +576,7 @@ public class PlayServiceImpl implements IPlayService { 
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				             return null; 
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				         } 
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				         MediaServerItem newMediaServerItem = getNewMediaServerItem(device); 
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				-        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true, true); 
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				+        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, device.isSsrcCheck(), true); 
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				         return download(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, downloadSpeed, infoCallBack, hookCallBack); 
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				     } 
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