diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java
index a1077e5d..72831cf6 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/SIPSender.java
@@ -20,6 +20,10 @@ import javax.sip.message.Request;
 import javax.sip.message.Response;
 import java.text.ParseException;
 
+/**
+ * 发送SIP消息
+ * @author lin
+ */
 @Component
 public class SIPSender {
 
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
index 1374ddf5..6ec883b9 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/SIPRequestHeaderProvider.java
@@ -51,14 +51,6 @@ public class SIPRequestHeaderProvider {
 
 	@Autowired
 	private VideoStreamSessionManager streamSession;
-
-	@Autowired
-	@Qualifier(value="tcpSipProvider")
-	private SipProviderImpl tcpSipProvider;
-
-	@Autowired
-	@Qualifier(value="udpSipProvider")
-	private SipProviderImpl udpSipProvider;
 	
 	public Request createMessageRequest(Device device, String content, String viaTag, String fromTag, String toTag, CallIdHeader callIdHeader) throws ParseException, InvalidArgumentException, PeerUnavailableException {
 		Request request = null;
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
index a274814a..90865a52 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/SIPRequestProcessorParent.java
@@ -41,14 +41,6 @@ public abstract class SIPRequestProcessorParent {
 
 	private final static Logger logger = LoggerFactory.getLogger(SIPRequestProcessorParent.class);
 
-	@Autowired
-	@Qualifier(value="tcpSipProvider")
-	private SipProviderImpl tcpSipProvider;
-
-	@Autowired
-	@Qualifier(value="udpSipProvider")
-	private SipProviderImpl udpSipProvider;
-
 	@Autowired
 	private SIPSender sipSender;
 
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/response/impl/InviteResponseProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/response/impl/InviteResponseProcessor.java
index 8b8613df..5a4ceb28 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/response/impl/InviteResponseProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/response/impl/InviteResponseProcessor.java
@@ -62,10 +62,6 @@ public class InviteResponseProcessor extends SIPResponseProcessorAbstract {
 	@Autowired
 	private SIPRequestHeaderProvider headerProvider;
 
-	@Autowired
-	@Qualifier(value="udpSipProvider")
-	private SipProviderImpl udpSipProvider;
-
 
 	@Override
 	public void afterPropertiesSet() throws Exception {