From 221f99c764b51c3cd284c6e5a41492c26c5c7ffc Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期五, 09 九月 2022 17:06:19 +0800
Subject: [PATCH] 优化sip消息

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java |  492 +++++++++++++++++++++++++++++-------------------------
 1 files changed, 262 insertions(+), 230 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
index a99ef4d..a80745d 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
@@ -10,9 +10,12 @@
 import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
 import com.genersoft.iot.vmp.gb28181.transmit.cmd.ISIPCommander;
 import com.genersoft.iot.vmp.gb28181.transmit.cmd.SIPRequestHeaderProvider;
-import com.genersoft.iot.vmp.gb28181.utils.DateUtil;
+import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
+import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeFactory;
+import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeForStreamChange;
+import com.genersoft.iot.vmp.utils.DateUtil;
 import com.genersoft.iot.vmp.gb28181.utils.NumericUtil;
-import com.genersoft.iot.vmp.media.zlm.ZLMHttpHookSubscribe;
+import com.genersoft.iot.vmp.media.zlm.ZlmHttpHookSubscribe;
 import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
 import com.genersoft.iot.vmp.service.IMediaServerService;
 import com.genersoft.iot.vmp.service.bean.SSRCInfo;
@@ -29,9 +32,10 @@
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.context.annotation.DependsOn;
 import org.springframework.stereotype.Component;
-import org.springframework.util.StringUtils;
+import org.springframework.util.ObjectUtils;
 
 import javax.sip.*;
+import javax.sip.address.Address;
 import javax.sip.address.SipURI;
 import javax.sip.header.*;
 import javax.sip.message.Request;
@@ -49,7 +53,7 @@
 public class SIPCommander implements ISIPCommander {
 
 	private final Logger logger = LoggerFactory.getLogger(SIPCommander.class);
-	
+
 	@Autowired
 	private SipConfig sipConfig;
 
@@ -80,7 +84,7 @@
 	private UserSetting userSetting;
 
 	@Autowired
-	private ZLMHttpHookSubscribe subscribe;
+	private ZlmHttpHookSubscribe subscribe;
 
 	@Autowired
 	private SipSubscribe sipSubscribe;
@@ -240,13 +244,11 @@
 			ptzXml.append("<ControlPriority>5</ControlPriority>\r\n");
 			ptzXml.append("</Info>\r\n");
 			ptzXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
-			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
+			CallIdHeader callIdHeader = device.getTransport().equalsIgnoreCase("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), "z9hG4bK-ViaPtz-" + tm, "FromPtz" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			
 			transmitRequest(device, request);
 			return true;
@@ -284,12 +286,11 @@
 			ptzXml.append("</Info>\r\n");
 			ptzXml.append("</Control>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
 
-			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
+			CallIdHeader callIdHeader = device.getTransport().equalsIgnoreCase("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), "z9hG4bK-ViaPtz-" + tm, "FromPtz" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -320,12 +321,11 @@
 			ptzXml.append("</Info>\r\n");
 			ptzXml.append("</Control>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
 
-			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
+			CallIdHeader callIdHeader = device.getTransport().equalsIgnoreCase("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), "z9hG4bK-ViaPtz-" + tm, "FromPtz" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, ptzXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent, okEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -340,43 +340,39 @@
 	  * @param channelId  棰勮閫氶亾
 	  * @param event hook璁㈤槄
 	  * @param errorEvent sip閿欒璁㈤槄
-	  */
+	*/
 	@Override
 	public void playStreamCmd(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
-							  ZLMHttpHookSubscribe.Event event, SipSubscribe.Event okEvent, SipSubscribe.Event errorEvent) {
-		String streamId = ssrcInfo.getStream();
+							  ZlmHttpHookSubscribe.Event event, SipSubscribe.Event okEvent, SipSubscribe.Event errorEvent) {
+		String stream = ssrcInfo.getStream();
 		try {
-			if (device == null) return;
-			String streamMode = device.getStreamMode().toUpperCase();
+			if (device == null) {
+				return;
+			}
+//			String streamMode = device.getStreamMode().toUpperCase();
 
-			logger.info("{} 鍒嗛厤鐨刏LM涓�: {} [{}:{}]", streamId, mediaServerItem.getId(), mediaServerItem.getIp(), ssrcInfo.getPort());
-			// 娣诲姞璁㈤槄
-			JSONObject subscribeKey = new JSONObject();
-			subscribeKey.put("app", "rtp");
-			subscribeKey.put("stream", streamId);
-			subscribeKey.put("regist", true);
-			subscribeKey.put("schema", "rtmp");
-			subscribeKey.put("mediaServerId", mediaServerItem.getId());
-			subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
-					(MediaServerItem mediaServerItemInUse, JSONObject json)->{
+			logger.info("{} 鍒嗛厤鐨刏LM涓�: {} [{}:{}]", stream, mediaServerItem.getId(), mediaServerItem.getIp(), ssrcInfo.getPort());
+			HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", stream, true, "rtsp", mediaServerItem.getId());
+			subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject json)->{
 				if (event != null) {
 					event.response(mediaServerItemInUse, json);
+					subscribe.removeSubscribe(hookSubscribe);
 				}
 			});
 			//
 			StringBuffer content = new StringBuffer(200);
 			content.append("v=0\r\n");
-			content.append("o="+ sipConfig.getId()+" 0 0 IN IP4 "+ mediaServerItem.getSdpIp() +"\r\n");
+			content.append("o="+ channelId+" 0 0 IN IP4 "+ mediaServerItem.getSdpIp() +"\r\n");
 			content.append("s=Play\r\n");
 			content.append("c=IN IP4 "+ mediaServerItem.getSdpIp() +"\r\n");
 			content.append("t=0 0\r\n");
 
 			if (userSetting.isSeniorSdp()) {
-				if("TCP-PASSIVE".equals(streamMode)) {
+				if("TCP-PASSIVE".equalsIgnoreCase(device.getStreamMode())) {
 					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 126 125 99 34 98 97\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) {
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(device.getStreamMode())) {
 					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 126 125 99 34 98 97\r\n");
-				}else if("UDP".equals(streamMode)) {
+				}else if("UDP".equalsIgnoreCase(device.getStreamMode())) {
 					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 126 125 99 34 98 97\r\n");
 				}
 				content.append("a=recvonly\r\n");
@@ -385,33 +381,33 @@
 				content.append("a=rtpmap:126 H264/90000\r\n");
 				content.append("a=rtpmap:125 H264S/90000\r\n");
 				content.append("a=fmtp:125 profile-level-id=42e01e\r\n");
-				content.append("a=rtpmap:99 MP4V-ES/90000\r\n");
-				content.append("a=fmtp:99 profile-level-id=3\r\n");
+				content.append("a=rtpmap:99 H265/90000\r\n");
 				content.append("a=rtpmap:98 H264/90000\r\n");
 				content.append("a=rtpmap:97 MPEG4/90000\r\n");
-				if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
+				if("TCP-PASSIVE".equalsIgnoreCase(device.getStreamMode())){ // tcp琚姩妯″紡
 					content.append("a=setup:passive\r\n");
 					content.append("a=connection:new\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) { // tcp涓诲姩妯″紡
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(device.getStreamMode())) { // tcp涓诲姩妯″紡
 					content.append("a=setup:active\r\n");
 					content.append("a=connection:new\r\n");
 				}
 			}else {
-				if("TCP-PASSIVE".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 98 97\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 98 97\r\n");
-				}else if("UDP".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 98 97\r\n");
+				if("TCP-PASSIVE".equalsIgnoreCase(device.getStreamMode())) {
+					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 97 98 99\r\n");
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(device.getStreamMode())) {
+					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 97 98 99\r\n");
+				}else if("UDP".equalsIgnoreCase(device.getStreamMode())) {
+					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 97 98 99\r\n");
 				}
 				content.append("a=recvonly\r\n");
 				content.append("a=rtpmap:96 PS/90000\r\n");
 				content.append("a=rtpmap:98 H264/90000\r\n");
 				content.append("a=rtpmap:97 MPEG4/90000\r\n");
-				if ("TCP-PASSIVE".equals(streamMode)) { // tcp琚姩妯″紡
+				content.append("a=rtpmap:99 H265/90000\r\n");
+				if ("TCP-PASSIVE".equalsIgnoreCase(device.getStreamMode())) { // tcp琚姩妯″紡
 					content.append("a=setup:passive\r\n");
 					content.append("a=connection:new\r\n");
-				} else if ("TCP-ACTIVE".equals(streamMode)) { // tcp涓诲姩妯″紡
+				} else if ("TCP-ACTIVE".equalsIgnoreCase(device.getStreamMode())) { // tcp涓诲姩妯″紡
 					content.append("a=setup:active\r\n");
 					content.append("a=connection:new\r\n");
 				}
@@ -421,12 +417,10 @@
 			// f瀛楁:f= v/缂栫爜鏍煎紡/鍒嗚鲸鐜�/甯х巼/鐮佺巼绫诲瀷/鐮佺巼澶у皬a/缂栫爜鏍煎紡/鐮佺巼澶у皬/閲囨牱鐜�
 //			content.append("f=v/2/5/25/1/4000a/1/8/1" + "\r\n"); // 鏈彂鐜版敮鎸佹鐗规�х殑璁惧
 
-			String tm = Long.toString(System.currentTimeMillis());
-
-			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
+			CallIdHeader callIdHeader = device.getTransport().equalsIgnoreCase("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createInviteRequest(device, channelId, content.toString(), null, "FromInvt" + tm, null, ssrcInfo.getSsrc(), callIdHeader);
+			Request request = headerProvider.createInviteRequest(device, channelId, content.toString(), null, SipUtils.getNewFromTag(), null, ssrcInfo.getSsrc(), callIdHeader);
 
 			transmitRequest(device, request, (e -> {
 				streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
@@ -434,7 +428,7 @@
 				errorEvent.response(e);
 			}), e ->{
 				// 杩欓噷涓轰緥閬垮厤涓�涓�氶亾鐨勭偣鎾彧鏈変竴涓猚allID杩欎釜鍙傛暟浣跨敤涓�涓浐瀹氬��
-				streamSession.put(device.getDeviceId(), channelId ,"play", streamId, ssrcInfo.getSsrc(), mediaServerItem.getId(), ((ResponseEvent)e.event).getClientTransaction(), VideoStreamSessionManager.SessionType.play);
+				streamSession.put(device.getDeviceId(), channelId ,"play", stream, ssrcInfo.getSsrc(), mediaServerItem.getId(), ((ResponseEvent)e.event).getClientTransaction(), VideoStreamSessionManager.SessionType.play);
 				streamSession.put(device.getDeviceId(), channelId ,"play", e.dialog);
 				okEvent.response(e);
 			});
@@ -456,28 +450,28 @@
 	@Override
 	public void playbackStreamCmd(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
 								  String startTime, String endTime, InviteStreamCallback inviteStreamCallback, InviteStreamCallback hookEvent,
-								  SipSubscribe.Event errorEvent) {
+								  SipSubscribe.Event okEvent,SipSubscribe.Event errorEvent) {
 		try {
 
 			logger.info("{} 鍒嗛厤鐨刏LM涓�: {} [{}:{}]", ssrcInfo.getStream(), mediaServerItem.getId(), mediaServerItem.getIp(), ssrcInfo.getPort());
 
 			StringBuffer content = new StringBuffer(200);
 	        content.append("v=0\r\n");
-	        content.append("o="+sipConfig.getId()+" 0 0 IN IP4 " + mediaServerItem.getSdpIp() + "\r\n");
+	        content.append("o="+channelId+" 0 0 IN IP4 " + mediaServerItem.getSdpIp() + "\r\n");
 	        content.append("s=Playback\r\n");
 	        content.append("u="+channelId+":0\r\n");
 	        content.append("c=IN IP4 "+mediaServerItem.getSdpIp()+"\r\n");
 	        content.append("t="+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime)+" "
 					+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime) +"\r\n");
 
-			String streamMode = device.getStreamMode().toUpperCase();
+			String streamMode = device.getStreamMode();
 
 			if (userSetting.isSeniorSdp()) {
-				if("TCP-PASSIVE".equals(streamMode)) {
+				if("TCP-PASSIVE".equalsIgnoreCase(streamMode)) {
 					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 126 125 99 34 98 97\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) {
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(streamMode)) {
 					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 126 125 99 34 98 97\r\n");
-				}else if("UDP".equals(streamMode)) {
+				}else if("UDP".equalsIgnoreCase(streamMode)) {
 					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 126 125 99 34 98 97\r\n");
 				}
 				content.append("a=recvonly\r\n");
@@ -486,66 +480,58 @@
 				content.append("a=rtpmap:126 H264/90000\r\n");
 				content.append("a=rtpmap:125 H264S/90000\r\n");
 				content.append("a=fmtp:125 profile-level-id=42e01e\r\n");
-				content.append("a=rtpmap:99 MP4V-ES/90000\r\n");
-				content.append("a=fmtp:99 profile-level-id=3\r\n");
+				content.append("a=rtpmap:99 H265/90000\r\n");
 				content.append("a=rtpmap:98 H264/90000\r\n");
 				content.append("a=rtpmap:97 MPEG4/90000\r\n");
-				if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
+				if("TCP-PASSIVE".equalsIgnoreCase(streamMode)){ // tcp琚姩妯″紡
 					content.append("a=setup:passive\r\n");
 					content.append("a=connection:new\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) { // tcp涓诲姩妯″紡
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(streamMode)) { // tcp涓诲姩妯″紡
 					content.append("a=setup:active\r\n");
 					content.append("a=connection:new\r\n");
 				}
 			}else {
-				if("TCP-PASSIVE".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 98 97\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 98 97\r\n");
-				}else if("UDP".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 98 97\r\n");
+				if("TCP-PASSIVE".equalsIgnoreCase(streamMode)) {
+					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 97 98 99\r\n");
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(streamMode)) {
+					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 97 98 99\r\n");
+				}else if("UDP".equalsIgnoreCase(streamMode)) {
+					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 97 98 99\r\n");
 				}
 				content.append("a=recvonly\r\n");
 				content.append("a=rtpmap:96 PS/90000\r\n");
-				content.append("a=rtpmap:98 H264/90000\r\n");
 				content.append("a=rtpmap:97 MPEG4/90000\r\n");
-				if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
+				content.append("a=rtpmap:98 H264/90000\r\n");
+				content.append("a=rtpmap:99 H265/90000\r\n");
+				if("TCP-PASSIVE".equalsIgnoreCase(streamMode)){ // tcp琚姩妯″紡
 					content.append("a=setup:passive\r\n");
 					content.append("a=connection:new\r\n");
-				}else if ("TCP-ACTIVE".equals(streamMode)) { // tcp涓诲姩妯″紡
+				}else if ("TCP-ACTIVE".equalsIgnoreCase(streamMode)) { // tcp涓诲姩妯″紡
 					content.append("a=setup:active\r\n");
 					content.append("a=connection:new\r\n");
 				}
 			}
 
 	        content.append("y=" + ssrcInfo.getSsrc() + "\r\n");//ssrc
-	        
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
-
+			HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
 			// 娣诲姞璁㈤槄
-			JSONObject subscribeKey = new JSONObject();
-			subscribeKey.put("app", "rtp");
-			subscribeKey.put("stream", ssrcInfo.getStream());
-			subscribeKey.put("regist", true);
-			subscribeKey.put("schema", "rtmp");
-			subscribeKey.put("mediaServerId", mediaServerItem.getId());
-			logger.debug("褰曞儚鍥炴斁娣诲姞璁㈤槄锛岃闃呭唴瀹癸細" + subscribeKey);
-			subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
-					(MediaServerItem mediaServerItemInUse, JSONObject json)->{
+			subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject json)->{
 						if (hookEvent != null) {
 							InviteStreamInfo inviteStreamInfo = new InviteStreamInfo(mediaServerItemInUse, json, callIdHeader.getCallId(), "rtp", ssrcInfo.getStream());
 							hookEvent.call(inviteStreamInfo);
 						}
+						subscribe.removeSubscribe(hookSubscribe);
 					});
-	        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, "fromplybck" + tm, null, callIdHeader, ssrcInfo.getSsrc());
+	        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader, ssrcInfo.getSsrc());
 
-	        transmitRequest(device, request, errorEvent, okEvent -> {
-				ResponseEvent responseEvent = (ResponseEvent) okEvent.event;
+	        transmitRequest(device, request, errorEvent, event -> {
+				ResponseEvent responseEvent = (ResponseEvent) event.event;
 	        	streamSession.put(device.getDeviceId(), channelId, callIdHeader.getCallId(), ssrcInfo.getStream(), ssrcInfo.getSsrc(), mediaServerItem.getId(), responseEvent.getClientTransaction(), VideoStreamSessionManager.SessionType.playback);
-				streamSession.put(device.getDeviceId(), channelId, callIdHeader.getCallId(), okEvent.dialog);
+				streamSession.put(device.getDeviceId(), channelId, callIdHeader.getCallId(), event.dialog);
+				okEvent.response(event);
 			});
 			if (inviteStreamCallback != null) {
 				inviteStreamCallback.call(new InviteStreamInfo(mediaServerItem, null, callIdHeader.getCallId(), "rtp", ssrcInfo.getStream()));
@@ -573,7 +559,7 @@
 
 			StringBuffer content = new StringBuffer(200);
 	        content.append("v=0\r\n");
-	        content.append("o="+sipConfig.getId()+" 0 0 IN IP4 " + mediaServerItem.getSdpIp() + "\r\n");
+	        content.append("o="+channelId+" 0 0 IN IP4 " + mediaServerItem.getSdpIp() + "\r\n");
 	        content.append("s=Download\r\n");
 	        content.append("u="+channelId+":0\r\n");
 	        content.append("c=IN IP4 "+mediaServerItem.getSdpIp()+"\r\n");
@@ -609,16 +595,17 @@
 				}
 			}else {
 				if("TCP-PASSIVE".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 98 97\r\n");
+					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 97 98 99\r\n");
 				}else if ("TCP-ACTIVE".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 98 97\r\n");
+					content.append("m=video "+ ssrcInfo.getPort() +" TCP/RTP/AVP 96 97 98 99\r\n");
 				}else if("UDP".equals(streamMode)) {
-					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 98 97\r\n");
+					content.append("m=video "+ ssrcInfo.getPort() +" RTP/AVP 96 97 98 99\r\n");
 				}
 				content.append("a=recvonly\r\n");
 				content.append("a=rtpmap:96 PS/90000\r\n");
-				content.append("a=rtpmap:98 H264/90000\r\n");
 				content.append("a=rtpmap:97 MPEG4/90000\r\n");
+				content.append("a=rtpmap:98 H264/90000\r\n");
+				content.append("a=rtpmap:99 H265/90000\r\n");
 				if("TCP-PASSIVE".equals(streamMode)){ // tcp琚姩妯″紡
 					content.append("a=setup:passive\r\n");
 					content.append("a=connection:new\r\n");
@@ -630,26 +617,29 @@
 			content.append("a=downloadspeed:" + downloadSpeed + "\r\n");
 
 	        content.append("y=" + ssrcInfo.getSsrc() + "\r\n");//ssrc
-	        
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
+			HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, null, mediaServerItem.getId());
 			// 娣诲姞璁㈤槄
-			JSONObject subscribeKey = new JSONObject();
-			subscribeKey.put("app", "rtp");
-			subscribeKey.put("stream", ssrcInfo.getStream());
-			subscribeKey.put("regist", true);
-			subscribeKey.put("mediaServerId", mediaServerItem.getId());
-			logger.debug("褰曞儚鍥炴斁娣诲姞璁㈤槄锛岃闃呭唴瀹癸細" + subscribeKey.toString());
-			subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
-					(MediaServerItem mediaServerItemInUse, JSONObject json)->{
+			subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject json)->{
 						hookEvent.call(new InviteStreamInfo(mediaServerItem, json, callIdHeader.getCallId(), "rtp", ssrcInfo.getStream()));
-						subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey);
+						subscribe.removeSubscribe(hookSubscribe);
+						hookSubscribe.getContent().put("regist", false);
+						hookSubscribe.getContent().put("schema", "rtsp");
+						// 娣诲姞娴佹敞閿�鐨勮闃咃紝娉ㄩ攢浜嗗悗鍚戣澶囧彂閫乥ye
+						subscribe.addSubscribe(hookSubscribe,
+								(MediaServerItem mediaServerItemForEnd, JSONObject jsonForEnd)->{
+									ClientTransaction transaction = streamSession.getTransaction(device.getDeviceId(), channelId, ssrcInfo.getStream(), callIdHeader.getCallId());
+									if (transaction != null) {
+										logger.info("[褰曞儚]涓嬭浇缁撴潫锛� 鍙戦�丅YE");
+										streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), callIdHeader.getCallId());
+									}
+								});
 					});
 
-	        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, "fromplybck" + tm, null, callIdHeader, ssrcInfo.getSsrc());
+	        Request request = headerProvider.createPlaybackInviteRequest(device, channelId, content.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader, ssrcInfo.getSsrc());
 			if (inviteStreamCallback != null) {
 				inviteStreamCallback.call(new InviteStreamInfo(mediaServerItem, null, callIdHeader.getCallId(), "rtp", ssrcInfo.getStream()));
 			}
@@ -679,10 +669,10 @@
 	@Override
 	public void streamByeCmd(String deviceId, String channelId, String stream, String callId, SipSubscribe.Event okEvent) {
 		try {
-			SsrcTransaction ssrcTransaction = streamSession.getSsrcTransaction(deviceId, channelId, null, stream);
-			ClientTransaction transaction = streamSession.getTransactionByStream(deviceId, channelId, stream);
+			SsrcTransaction ssrcTransaction = streamSession.getSsrcTransaction(deviceId, channelId, callId, stream);
+			ClientTransaction transaction = streamSession.getTransaction(deviceId, channelId, stream, callId);
 
-			if (transaction == null) {
+			if (transaction == null ) {
 				logger.warn("[ {} -> {}]鍋滄瑙嗛娴佺殑鏃跺�欏彂鐜颁簨鍔″凡涓㈠け", deviceId, channelId);
 				SipSubscribe.EventResult<Object> eventResult = new SipSubscribe.EventResult<>();
 				if (okEvent != null) {
@@ -692,20 +682,19 @@
 			}
 			SIPDialog dialog;
 			if (callId != null) {
-				dialog = streamSession.getDialogByCallId(deviceId, channelId, callId);
+				dialog = streamSession.getDialogByCallId(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(), callId);
 			}else {
-				if (stream == null) return;
-				dialog = streamSession.getDialogByStream(deviceId, channelId, stream);
+				if (stream == null && ssrcTransaction == null && ssrcTransaction.getStream() == null) {
+					return;
+				}
+				dialog = streamSession.getDialogByStream(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(), ssrcTransaction.getStream());
 			}
-			if (ssrcTransaction != null) {
-				MediaServerItem mediaServerItem = mediaServerService.getOne(ssrcTransaction.getMediaServerId());
-				mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcTransaction.getSsrc());
-				mediaServerService.closeRTPServer(deviceId, channelId, ssrcTransaction.getStream());
-				streamSession.remove(deviceId, channelId, ssrcTransaction.getStream());
-			}
+			mediaServerService.releaseSsrc(ssrcTransaction.getMediaServerId(), ssrcTransaction.getSsrc());
+			mediaServerService.closeRTPServer(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(), ssrcTransaction.getStream());
+			streamSession.remove(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(), ssrcTransaction.getStream());
 
 			if (dialog == null) {
-				logger.warn("[ {} -> {}]鍋滄瑙嗛娴佺殑鏃跺�欏彂鐜板璇濆凡涓㈠け", deviceId, channelId);
+				logger.warn("[ {} -> {}]鍋滄瑙嗛娴佺殑鏃跺�欏彂鐜板璇濆凡涓㈠け", ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId());
 				return;
 			}
 			SipStack sipStack = udpSipProvider.getSipStack();
@@ -731,8 +720,15 @@
 			SIPRequest request = (SIPRequest)transaction.getRequest();
 			byeURI.setHost(request.getRemoteAddress().getHostAddress());
 			byeURI.setPort(request.getRemotePort());
+			byeURI.setUser(channelId);
 			ViaHeader viaHeader = (ViaHeader) byeRequest.getHeader(ViaHeader.NAME);
 			String protocol = viaHeader.getTransport().toUpperCase();
+			viaHeader.setRPort();
+			// 澧炲姞Contact header
+			Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getId(), sipConfig.getIp()+":"+sipConfig.getPort()));
+			byeRequest.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
+			UserAgentHeader userAgentHeader = SipUtils.createUserAgentHeader(sipFactory);
+			byeRequest.addHeader(userAgentHeader);
 			ClientTransaction clientTransaction = null;
 			if("TCP".equals(protocol)) {
 				clientTransaction = tcpSipProvider.getNewClientTransaction(byeRequest);
@@ -744,11 +740,14 @@
 			if (okEvent != null) {
 				sipSubscribe.addOkSubscribe(callIdHeader.getCallId(), okEvent);
 			}
-
+			CSeqHeader cSeqHeader = (CSeqHeader)byeRequest.getHeader(CSeqHeader.NAME);
+			cSeqHeader.setSeqNumber(redisCatchStorage.getCSEQ());
 			dialog.sendRequest(clientTransaction);
 
 		} catch (SipException | ParseException e) {
 			e.printStackTrace();
+		} catch (InvalidArgumentException e) {
+			throw new RuntimeException(e);
 		}
 	}
 
@@ -781,13 +780,11 @@
 			broadcastXml.append("<SourceID>" + sipConfig.getId() + "</SourceID>\r\n");
 			broadcastXml.append("<TargetID>" + device.getDeviceId() + "</TargetID>\r\n");
 			broadcastXml.append("</Notify>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
-			
+
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 								
-			Request request = headerProvider.createMessageRequest(device, broadcastXml.toString(), "z9hG4bK-ViaBcst-" + tm, "FromBcst" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, broadcastXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -807,13 +804,11 @@
 			broadcastXml.append("<SourceID>" + sipConfig.getId() + "</SourceID>\r\n");
 			broadcastXml.append("<TargetID>" + device.getDeviceId() + "</TargetID>\r\n");
 			broadcastXml.append("</Notify>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 								
-			Request request = headerProvider.createMessageRequest(device, broadcastXml.toString(), "z9hG4bK-ViaBcst-" + tm, "FromBcst" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, broadcastXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 		} catch (SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
@@ -837,20 +832,18 @@
 			cmdXml.append("<Control>\r\n");
 			cmdXml.append("<CmdType>DeviceControl</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				cmdXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
 			}
 			cmdXml.append("<RecordCmd>" + recordCmdStr + "</RecordCmd>\r\n");
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromRecord" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -876,13 +869,11 @@
 			cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			cmdXml.append("<TeleBoot>Boot</TeleBoot>\r\n");
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromBoot" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -909,13 +900,11 @@
 			cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			cmdXml.append("<GuardCmd>" + guardCmdStr + "</GuardCmd>\r\n");
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromGuard" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -940,26 +929,24 @@
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
 			cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			cmdXml.append("<AlarmCmd>ResetAlarm</AlarmCmd>\r\n");
-			if (!StringUtils.isEmpty(alarmMethod) || !StringUtils.isEmpty(alarmType)) {
+			if (!ObjectUtils.isEmpty(alarmMethod) || !ObjectUtils.isEmpty(alarmType)) {
 				cmdXml.append("<Info>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmMethod)) {
+			if (!ObjectUtils.isEmpty(alarmMethod)) {
 				cmdXml.append("<AlarmMethod>" + alarmMethod + "</AlarmMethod>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmType)) {
+			if (!ObjectUtils.isEmpty(alarmType)) {
 				cmdXml.append("<AlarmType>" + alarmType + "</AlarmType>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmMethod) || !StringUtils.isEmpty(alarmType)) {
+			if (!ObjectUtils.isEmpty(alarmMethod) || !ObjectUtils.isEmpty(alarmType)) {
 				cmdXml.append("</Info>\r\n");
 			}
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromAlarm" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -983,20 +970,18 @@
 			cmdXml.append("<Control>\r\n");
 			cmdXml.append("<CmdType>DeviceControl</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				cmdXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
 			}
 			cmdXml.append("<IFameCmd>Send</IFameCmd>\r\n");
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromBoot" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1022,7 +1007,7 @@
 			cmdXml.append("<Control>\r\n");
 			cmdXml.append("<CmdType>DeviceControl</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				cmdXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
@@ -1045,13 +1030,11 @@
 			}
 			cmdXml.append("</HomePosition>\r\n");
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromGuard" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1091,13 +1074,13 @@
 			cmdXml.append("<Control>\r\n");
 			cmdXml.append("<CmdType>DeviceConfig</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				cmdXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
 			}
 			cmdXml.append("<BasicParam>\r\n");
-			if (!StringUtils.isEmpty(name)) {
+			if (!ObjectUtils.isEmpty(name)) {
 				cmdXml.append("<Name>" + name + "</Name>\r\n");
 			}
 			if (NumericUtil.isInteger(expiration)) {
@@ -1117,13 +1100,11 @@
 			}
 			cmdXml.append("</BasicParam>\r\n");
 			cmdXml.append("</Control>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromConfig" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1148,13 +1129,11 @@
 			catalogXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
 			catalogXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			catalogXml.append("</Query>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), null, "FromStatus" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 
 			transmitRequest(device, request, errorEvent);
 			return true;
@@ -1181,13 +1160,11 @@
 			catalogXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
 			catalogXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			catalogXml.append("</Query>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), "z9hG4bK-ViaDeviceInfo-" + tm, "FromDev" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 
 			transmitRequest(device, request);
 			
@@ -1210,17 +1187,15 @@
 			String charset = device.getCharset();
 			catalogXml.append("<?xml version=\"1.0\" encoding=\"" + charset + "\"?>\r\n");
 			catalogXml.append("<Query>\r\n");
-			catalogXml.append("<CmdType>Catalog</CmdType>\r\n");
-			catalogXml.append("<SN>" + sn + "</SN>\r\n");
-			catalogXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
+			catalogXml.append("  <CmdType>Catalog</CmdType>\r\n");
+			catalogXml.append("  <SN>" + sn + "</SN>\r\n");
+			catalogXml.append("  <DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			catalogXml.append("</Query>\r\n");
-			
-			String tm = Long.toString(System.currentTimeMillis());
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), "z9hG4bK-ViaCatalog-" + tm, "FromCat" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, catalogXml.toString(), SipUtils.getNewViaTag(),  SipUtils.getNewFromTag(), null, callIdHeader);
 
 			transmitRequest(device, request, errorEvent);
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1268,13 +1243,11 @@
 			}
 			recordInfoXml.append("</Query>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
-
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
 			Request request = headerProvider.createMessageRequest(device, recordInfoXml.toString(),
-					"z9hG4bK-ViaRecordInfo-" + tm, "fromRec" + tm, null, callIdHeader);
+					SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 
 			transmitRequest(device, request, errorEvent, okEvent);
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1307,32 +1280,30 @@
 			cmdXml.append("<CmdType>Alarm</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
 			cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
-			if (!StringUtils.isEmpty(startPriority)) {
+			if (!ObjectUtils.isEmpty(startPriority)) {
 				cmdXml.append("<StartAlarmPriority>" + startPriority + "</StartAlarmPriority>\r\n");
 			}
-			if (!StringUtils.isEmpty(endPriority)) {
+			if (!ObjectUtils.isEmpty(endPriority)) {
 				cmdXml.append("<EndAlarmPriority>" + endPriority + "</EndAlarmPriority>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmMethod)) {
+			if (!ObjectUtils.isEmpty(alarmMethod)) {
 				cmdXml.append("<AlarmMethod>" + alarmMethod + "</AlarmMethod>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmType)) {
+			if (!ObjectUtils.isEmpty(alarmType)) {
 				cmdXml.append("<AlarmType>" + alarmType + "</AlarmType>\r\n");
 			}
-			if (!StringUtils.isEmpty(startTime)) {
+			if (!ObjectUtils.isEmpty(startTime)) {
 				cmdXml.append("<StartAlarmTime>" + startTime + "</StartAlarmTime>\r\n");
 			}
-			if (!StringUtils.isEmpty(endTime)) {
+			if (!ObjectUtils.isEmpty(endTime)) {
 				cmdXml.append("<EndAlarmTime>" + endTime + "</EndAlarmTime>\r\n");
 			}
 			cmdXml.append("</Query>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
-
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromAlarm" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1357,7 +1328,7 @@
 			cmdXml.append("<Query>\r\n");
 			cmdXml.append("<CmdType>ConfigDownload</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				cmdXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
@@ -1365,12 +1336,10 @@
 			cmdXml.append("<ConfigType>" + configType + "</ConfigType>\r\n");
 			cmdXml.append("</Query>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
-
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromConfig" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1393,19 +1362,17 @@
 			cmdXml.append("<Query>\r\n");
 			cmdXml.append("<CmdType>PresetQuery</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				cmdXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
 			}
 			cmdXml.append("</Query>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
-
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, "FromConfig" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, cmdXml.toString(), null, SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request, errorEvent);
 			return true;
 		} catch (SipException | ParseException | InvalidArgumentException e) {
@@ -1432,12 +1399,10 @@
 			mobilePostitionXml.append("<Interval>60</Interval>\r\n");
 			mobilePostitionXml.append("</Query>\r\n");
 			
-			String tm = Long.toString(System.currentTimeMillis());
-
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createMessageRequest(device, mobilePostitionXml.toString(), "z9hG4bK-viaPos-" + tm, "fromTagPos" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, mobilePostitionXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 
 			transmitRequest(device, request, errorEvent);
 			
@@ -1454,6 +1419,7 @@
 	 * @param device	瑙嗛璁惧
 	 * @return			true = 鍛戒护鍙戦�佹垚鍔�
 	 */
+	@Override
 	public boolean mobilePositionSubscribe(Device device, Dialog dialog, SipSubscribe.Event okEvent ,SipSubscribe.Event errorEvent) {
 		try {
 			StringBuffer subscribePostitionXml = new StringBuffer(200);
@@ -1470,17 +1436,24 @@
 
 			Request request;
 			if (dialog != null) {
-				logger.info("鍙戦�佺Щ鍔ㄤ綅缃闃呮秷鎭椂 dialog鐨勭姸鎬佷负锛� {}", dialog.getState());
+				SipURI requestURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), device.getHostAddress());
 				request = dialog.createRequest(Request.SUBSCRIBE);
+				ExpiresHeader expiresHeader = sipFactory.createHeaderFactory().createExpiresHeader(device.getSubscribeCycleForCatalog());
+				request.setExpires(expiresHeader);
+
+				request.setRequestURI(requestURI);
+
 				ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("Application", "MANSCDP+xml");
 				request.setContent(subscribePostitionXml.toString(), contentTypeHeader);
-				ExpiresHeader expireHeader = sipFactory.createHeaderFactory().createExpiresHeader(device.getSubscribeCycleForMobilePosition());
-				request.addHeader(expireHeader);
+
+				CSeqHeader cSeqHeader = (CSeqHeader)request.getHeader(CSeqHeader.NAME);
+				cSeqHeader.setSeqNumber(redisCatchStorage.getCSEQ());
+				request.removeHeader(CSeqHeader.NAME);
+				request.addHeader(cSeqHeader);
 			}else {
-				String tm = Long.toString(System.currentTimeMillis());
 				CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 						: udpSipProvider.getNewCallId();
-				request = headerProvider.createSubscribeRequest(device, subscribePostitionXml.toString(), "z9hG4bK-viaPos-" + tm, "fromTagPos" + tm, null, device.getSubscribeCycleForMobilePosition(), "presence" ,callIdHeader); //Position;id=" + tm.substring(tm.length() - 4));
+				request = headerProvider.createSubscribeRequest(device, subscribePostitionXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, device.getSubscribeCycleForMobilePosition(), "presence" ,callIdHeader); //Position;id=" + tm.substring(tm.length() - 4));
 			}
 			transmitRequest(device, request, errorEvent, okEvent);
 
@@ -1505,6 +1478,7 @@
 	 * @param endTime		鎶ヨ鍙戠敓缁堟鏃堕棿锛堝彲閫夛級
 	 * @return				true = 鍛戒护鍙戦�佹垚鍔�
 	 */
+	@Override
 	public boolean alarmSubscribe(Device device, int expires, String startPriority, String endPriority, String alarmMethod, String alarmType, String startTime, String endTime) {
 		try {
 			StringBuffer cmdXml = new StringBuffer(200);
@@ -1514,32 +1488,30 @@
 			cmdXml.append("<CmdType>Alarm</CmdType>\r\n");
 			cmdXml.append("<SN>" + (int)((Math.random()*9+1)*100000) + "</SN>\r\n");
 			cmdXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
-			if (!StringUtils.isEmpty(startPriority)) {
+			if (!ObjectUtils.isEmpty(startPriority)) {
 				cmdXml.append("<StartAlarmPriority>" + startPriority + "</StartAlarmPriority>\r\n");
 			}
-			if (!StringUtils.isEmpty(endPriority)) {
+			if (!ObjectUtils.isEmpty(endPriority)) {
 				cmdXml.append("<EndAlarmPriority>" + endPriority + "</EndAlarmPriority>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmMethod)) {
+			if (!ObjectUtils.isEmpty(alarmMethod)) {
 				cmdXml.append("<AlarmMethod>" + alarmMethod + "</AlarmMethod>\r\n");
 			}
-			if (!StringUtils.isEmpty(alarmType)) {
+			if (!ObjectUtils.isEmpty(alarmType)) {
 				cmdXml.append("<AlarmType>" + alarmType + "</AlarmType>\r\n");
 			}
-			if (!StringUtils.isEmpty(startTime)) {
+			if (!ObjectUtils.isEmpty(startTime)) {
 				cmdXml.append("<StartAlarmTime>" + startTime + "</StartAlarmTime>\r\n");
 			}
-			if (!StringUtils.isEmpty(endTime)) {
+			if (!ObjectUtils.isEmpty(endTime)) {
 				cmdXml.append("<EndAlarmTime>" + endTime + "</EndAlarmTime>\r\n");
 			}
 			cmdXml.append("</Query>\r\n");
 
-			String tm = Long.toString(System.currentTimeMillis());
-
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
 
-			Request request = headerProvider.createSubscribeRequest(device, cmdXml.toString(), "z9hG4bK-viaPos-" + tm, "fromTagPos" + tm, null, expires, "presence" , callIdHeader);
+			Request request = headerProvider.createSubscribeRequest(device, cmdXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, expires, "presence" , callIdHeader);
 			transmitRequest(device, request);
 
 			return true;
@@ -1565,21 +1537,28 @@
 
 			Request request;
 			if (dialog != null) {
-				logger.info("鍙戦�佺洰褰曡闃呮秷鎭椂 dialog鐨勭姸鎬佷负锛� {}", dialog.getState());
+				SipURI requestURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), device.getHostAddress());
 				request = dialog.createRequest(Request.SUBSCRIBE);
+				ExpiresHeader expiresHeader = sipFactory.createHeaderFactory().createExpiresHeader(device.getSubscribeCycleForCatalog());
+				request.setExpires(expiresHeader);
+
+				request.setRequestURI(requestURI);
+
 				ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("Application", "MANSCDP+xml");
 				request.setContent(cmdXml.toString(), contentTypeHeader);
-				ExpiresHeader expireHeader = sipFactory.createHeaderFactory().createExpiresHeader(device.getSubscribeCycleForMobilePosition());
-				request.addHeader(expireHeader);
-			}else {
-				String tm = Long.toString(System.currentTimeMillis());
 
+				CSeqHeader cSeqHeader = (CSeqHeader)request.getHeader(CSeqHeader.NAME);
+				cSeqHeader.setSeqNumber(redisCatchStorage.getCSEQ());
+				request.removeHeader(CSeqHeader.NAME);
+				request.addHeader(cSeqHeader);
+
+			}else {
 				CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 						: udpSipProvider.getNewCallId();
 
 				// 鏈夋晥鏃堕棿榛樿涓�60绉掍互涓�
-				request = headerProvider.createSubscribeRequest(device, cmdXml.toString(), "z9hG4bK-viaPos-" + tm,
-						"fromTagPos" + tm, null, device.getSubscribeCycleForCatalog(), "Catalog" ,
+				request = headerProvider.createSubscribeRequest(device, cmdXml.toString(), SipUtils.getNewViaTag(),
+						SipUtils.getNewFromTag(), null, device.getSubscribeCycleForCatalog(), "Catalog" ,
 						callIdHeader);
 
 			}
@@ -1601,17 +1580,16 @@
 			dragXml.append("<Control>\r\n");
 			dragXml.append("<CmdType>DeviceControl</CmdType>\r\n");
 			dragXml.append("<SN>" + (int) ((Math.random() * 9 + 1) * 100000) + "</SN>\r\n");
-			if (StringUtils.isEmpty(channelId)) {
+			if (ObjectUtils.isEmpty(channelId)) {
 				dragXml.append("<DeviceID>" + device.getDeviceId() + "</DeviceID>\r\n");
 			} else {
 				dragXml.append("<DeviceID>" + channelId + "</DeviceID>\r\n");
 			}
 			dragXml.append(cmdString);
 			dragXml.append("</Control>\r\n");
-			String tm = Long.toString(System.currentTimeMillis());
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
-			Request request = headerProvider.createMessageRequest(device, dragXml.toString(), "z9hG4bK-ViaPtz-" + tm, "FromPtz" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, dragXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			logger.debug("鎷夋淇′护锛� " + request.toString());
 			transmitRequest(device, request);
 			return true;
@@ -1637,13 +1615,22 @@
 		} else if("UDP".equals(device.getTransport())) {
 			clientTransaction = udpSipProvider.getNewClientTransaction(request);
 		}
-
+		if (request.getHeader(UserAgentHeader.NAME) == null) {
+			UserAgentHeader userAgentHeader = null;
+			try {
+				userAgentHeader = SipUtils.createUserAgentHeader(sipFactory);
+			} catch (ParseException e) {
+				logger.error("娣诲姞UserAgentHeader澶辫触", e);
+			}
+			request.addHeader(userAgentHeader);
+		}
 		CallIdHeader callIdHeader = (CallIdHeader)request.getHeader(CallIdHeader.NAME);
 		// 娣诲姞閿欒璁㈤槄
 		if (errorEvent != null) {
 			sipSubscribe.addErrorSubscribe(callIdHeader.getCallId(), (eventResult -> {
 				errorEvent.response(eventResult);
 				sipSubscribe.removeErrorSubscribe(eventResult.callId);
+				sipSubscribe.removeOkSubscribe(eventResult.callId);
 			}));
 		}
 		// 娣诲姞璁㈤槄
@@ -1651,6 +1638,7 @@
 			sipSubscribe.addOkSubscribe(callIdHeader.getCallId(), eventResult ->{
 				okEvent.response(eventResult);
 				sipSubscribe.removeOkSubscribe(eventResult.callId);
+				sipSubscribe.removeErrorSubscribe(eventResult.callId);
 			});
 		}
 
@@ -1664,10 +1652,9 @@
 	@Override
 	public void playPauseCmd(Device device, StreamInfo streamInfo) {
 		try {
-			Long cseq = redisCatchStorage.getCSEQ(Request.INFO);
 			StringBuffer content = new StringBuffer(200);
 			content.append("PAUSE RTSP/1.0\r\n");
-			content.append("CSeq: " + cseq + "\r\n");
+			content.append("CSeq: " + getInfoCseq() + "\r\n");
 			content.append("PauseTime: now\r\n");
 			Request request = headerProvider.createInfoRequest(device, streamInfo, content.toString());
 			if (request == null) {
@@ -1695,13 +1682,14 @@
 	@Override
 	public void playResumeCmd(Device device, StreamInfo streamInfo) {
 		try {
-			Long cseq = redisCatchStorage.getCSEQ(Request.INFO);
 			StringBuffer content = new StringBuffer(200);
 			content.append("PLAY RTSP/1.0\r\n");
-			content.append("CSeq: " + cseq + "\r\n");
+			content.append("CSeq: " + getInfoCseq() + "\r\n");
 			content.append("Range: npt=now-\r\n");
 			Request request = headerProvider.createInfoRequest(device, streamInfo, content.toString());
-			if (request == null) return;
+			if (request == null) {
+				return;
+			}
 			logger.info(request.toString());
 			ClientTransaction clientTransaction = null;
 			if ("TCP".equals(device.getTransport())) {
@@ -1723,14 +1711,15 @@
 	@Override
 	public void playSeekCmd(Device device, StreamInfo streamInfo, long seekTime) {
 		try {
-			Long cseq = redisCatchStorage.getCSEQ(Request.INFO);
 			StringBuffer content = new StringBuffer(200);
 			content.append("PLAY RTSP/1.0\r\n");
-			content.append("CSeq: " + cseq + "\r\n");
+			content.append("CSeq: " + getInfoCseq() + "\r\n");
 			content.append("Range: npt=" + Math.abs(seekTime) + "-\r\n");
 
 			Request request = headerProvider.createInfoRequest(device, streamInfo, content.toString());
-			if (request == null) return;
+			if (request == null) {
+				return;
+			}
 			logger.info(request.toString());
 			ClientTransaction clientTransaction = null;
 			if ("TCP".equals(device.getTransport())) {
@@ -1752,13 +1741,15 @@
 	@Override
 	public void playSpeedCmd(Device device, StreamInfo streamInfo, Double speed) {
 		try {
-			Long cseq = redisCatchStorage.getCSEQ(Request.INFO);
+
 			StringBuffer content = new StringBuffer(200);
 			content.append("PLAY RTSP/1.0\r\n");
-			content.append("CSeq: " + cseq + "\r\n");
-			content.append("Scale: " + String.format("%.1f",speed) + "\r\n");
+			content.append("CSeq: " + getInfoCseq() + "\r\n");
+			content.append("Scale: " + String.format("%.6f",speed) + "\r\n");
 			Request request = headerProvider.createInfoRequest(device, streamInfo, content.toString());
-			if (request == null) return;
+			if (request == null) {
+				return;
+			}
 			logger.info(request.toString());
 			ClientTransaction clientTransaction = null;
 			if ("TCP".equals(device.getTransport())) {
@@ -1769,6 +1760,46 @@
 
 			clientTransaction.sendRequest();
 
+		} catch (SipException | ParseException | InvalidArgumentException e) {
+			e.printStackTrace();
+		}
+	}
+
+	private int getInfoCseq() {
+		return (int) ((Math.random() * 9 + 1) * Math.pow(10, 8));
+	}
+	
+	@Override
+	public void playbackControlCmd(Device device, StreamInfo streamInfo, String content,SipSubscribe.Event errorEvent, SipSubscribe.Event okEvent) {
+		try {
+			Request request = headerProvider.createInfoRequest(device, streamInfo, content);
+			if (request == null) {
+				return;
+			}
+			ClientTransaction clientTransaction = null;
+			if ("TCP".equals(device.getTransport())) {
+				clientTransaction = tcpSipProvider.getNewClientTransaction(request);
+			} else if ("UDP".equals(device.getTransport())) {
+				clientTransaction = udpSipProvider.getNewClientTransaction(request);
+			}
+			CallIdHeader callIdHeader = (CallIdHeader)request.getHeader(CallIdHeader.NAME);
+			if(errorEvent != null) {
+				sipSubscribe.addErrorSubscribe(callIdHeader.getCallId(), (eventResult -> {
+					errorEvent.response(eventResult);
+					sipSubscribe.removeErrorSubscribe(eventResult.callId);
+					sipSubscribe.removeOkSubscribe(eventResult.callId);
+				}));
+			}
+			
+			if(okEvent != null) {
+				sipSubscribe.addOkSubscribe(callIdHeader.getCallId(), eventResult -> {
+					okEvent.response(eventResult);
+					sipSubscribe.removeOkSubscribe(eventResult.callId);
+					sipSubscribe.removeErrorSubscribe(eventResult.callId);
+				});
+			}
+			clientTransaction.sendRequest();
+			
 		} catch (SipException | ParseException | InvalidArgumentException e) {
 			e.printStackTrace();
 		}
@@ -1802,8 +1833,7 @@
 
 			CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
 					: udpSipProvider.getNewCallId();
-			String tm = Long.toString(System.currentTimeMillis());
-			Request request = headerProvider.createMessageRequest(device, deviceStatusXml.toString(), "z9hG4bK-ViaPtz-" + tm, "FromPtz" + tm, null, callIdHeader);
+			Request request = headerProvider.createMessageRequest(device, deviceStatusXml.toString(), SipUtils.getNewViaTag(), SipUtils.getNewFromTag(), null, callIdHeader);
 			transmitRequest(device, request);
 
 
@@ -1818,13 +1848,15 @@
 
 	private void sendNotify(Device device, String catalogXmlContent,
 							SubscribeInfo subscribeInfo, SipSubscribe.Event errorEvent,  SipSubscribe.Event okEvent )
-			throws NoSuchFieldException, IllegalAccessException, SipException, ParseException {
+			throws SipException, ParseException {
 		MessageFactoryImpl messageFactory = (MessageFactoryImpl) sipFactory.createMessageFactory();
 		String characterSet = device.getCharset();
 		// 璁剧疆缂栫爜锛� 闃叉涓枃涔辩爜
 		messageFactory.setDefaultContentEncodingCharset(characterSet);
 		Dialog dialog  = subscribeInfo.getDialog();
-		if (dialog == null || !dialog.getState().equals(DialogState.CONFIRMED)) return;
+		if (dialog == null || !dialog.getState().equals(DialogState.CONFIRMED)) {
+			return;
+		}
 		SIPRequest notifyRequest = (SIPRequest)dialog.createRequest(Request.NOTIFY);
 		ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("Application", "MANSCDP+xml");
 		notifyRequest.setContent(catalogXmlContent, contentTypeHeader);

--
Gitblit v1.8.0