diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java b/src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java
index a3428b10..c1811bf4 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java
@@ -53,10 +53,15 @@ public class SipLayer{
 		 * gov/nist/javax/sip/SipStackImpl.class
 		 */
 		properties.setProperty("gov.nist.javax.sip.LOG_MESSAGE_CONTENT", "true");
-		properties.setProperty("gov.nist.javax.sip.DELIVER_UNSOLICITED_NOTIFY", "true"); // 接收所有notify请求，即使没有订阅
-		properties.setProperty("gov.nist.javax.sip.DELIVER_TERMINATED_EVENT_FOR_NULL_DIALOG", "true"); // 为_NULL _对话框传递_终止的_事件
-		properties.setProperty("gov.nist.javax.sip.RELEASE_REFERENCES_STRATEGY", "Normal"); // 会话清理策略
-		properties.setProperty("gov.nist.javax.sip.RELIABLE_CONNECTION_KEEP_ALIVE_TIMEOUT", "10");
+		// 接收所有notify请求，即使没有订阅
+		properties.setProperty("gov.nist.javax.sip.DELIVER_UNSOLICITED_NOTIFY", "true");
+		// 为_NULL _对话框传递_终止的_事件
+		properties.setProperty("gov.nist.javax.sip.DELIVER_TERMINATED_EVENT_FOR_NULL_DIALOG", "true");
+		// 会话清理策略
+		properties.setProperty("gov.nist.javax.sip.RELEASE_REFERENCES_STRATEGY", "Normal");
+		// 处理由该服务器处理的基于底层TCP的保持生存超时
+		properties.setProperty("gov.nist.javax.sip.RELIABLE_CONNECTION_KEEP_ALIVE_TIMEOUT", "60");
+
 		/**
 		 * sip_server_log.log 和 sip_debug_log.log public static final int TRACE_NONE =
 		 * 0; public static final int TRACE_MESSAGES = 16; public static final int
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 96acbf6e..0c571e98 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
@@ -2,9 +2,7 @@ package com.genersoft.iot.vmp.service.impl;
 
 import java.math.BigDecimal;
 import java.math.RoundingMode;
-import java.util.List;
-import java.util.Objects;
-import java.util.UUID;
+import java.util.*;
 
 import javax.sip.ResponseEvent;
 
@@ -659,6 +657,53 @@ public class PlayServiceImpl implements IPlayService {
 
     @Override
     public void zlmServerOnline(String mediaServerId) {
-        // 似乎没啥需要做的
+        // TODO 查找之前的点播，流如果不存在则给下级发送bye
+//        MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId);
+//        zlmresTfulUtils.getMediaList(mediaServerItem, (mediaList ->{
+//            Integer code = mediaList.getInteger("code");
+//            if (code == 0) {
+//                JSONArray data = mediaList.getJSONArray("data");
+//                if (data == null || data.size() == 0) {
+//                    zlmServerOffline(mediaServerId);
+//                }else {
+//                    Map<String, JSONObject> mediaListMap = new HashMap<>();
+//                    for (int i = 0; i < data.size(); i++) {
+//                        JSONObject json = data.getJSONObject(i);
+//                        String app = json.getString("app");
+//                        if ("rtp".equals(app)) {
+//                            String stream = json.getString("stream");
+//                            if (mediaListMap.get(stream) != null) {
+//                                continue;
+//                            }
+//                            mediaListMap.put(stream, json);
+//                            // 处理正在观看的国标设备
+//                            List<SsrcTransaction> ssrcTransactions = streamSession.getSsrcTransactionForAll(null, null, null, stream);
+//                            if (ssrcTransactions.size() > 0) {
+//                                for (SsrcTransaction ssrcTransaction : ssrcTransactions) {
+//                                    if(ssrcTransaction.getMediaServerId().equals(mediaServerId)) {
+//                                        cmder.streamByeCmd(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(),
+//                                                ssrcTransaction.getStream(), null);
+//                                    }
+//                                }
+//                            }
+//                        }
+//                    }
+//                    if (mediaListMap.size() > 0 ) {
+//                        // 处理正在向上推流的上级平台
+//                        List<SendRtpItem> sendRtpItems = redisCatchStorage.querySendRTPServer(null);
+//                        if (sendRtpItems.size() > 0) {
+//                            for (SendRtpItem sendRtpItem : sendRtpItems) {
+//                                if (sendRtpItem.getMediaServerId().equals(mediaServerId)) {
+//                                    if (mediaListMap.get(sendRtpItem.getStreamId()) == null) {
+//                                        ParentPlatform platform = storager.queryParentPlatByServerGBId(sendRtpItem.getPlatformId());
+//                                        sipCommanderFroPlatform.streamByeCmd(platform, sendRtpItem.getCallId());
+//                                    }
+//                                }
+//                            }
+//                        }
+//                    }
+//                }
+//            }
+//        }));
     }
 }