diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/SipTransactionInfo.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/SipTransactionInfo.java
index 224721d2..88584398 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/SipTransactionInfo.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/SipTransactionInfo.java
@@ -25,6 +25,7 @@ public class SipTransactionInfo {
         this.fromTag = response.getFromTag();
         this.toTag = response.getToTag();
         this.viaBranch = response.getTopmostViaHeader().getBranch();
+        this.asSender = false;
     }
 
     public SipTransactionInfo() {
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 fc4ff85a..ee462734 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
@@ -170,11 +170,11 @@ public class SIPRequestHeaderProvider {
 		//from
 		SipURI fromSipURI = sipLayer.getSipFactory().createAddressFactory().createSipURI(sipConfig.getId(),sipConfig.getDomain());
 		Address fromAddress = sipLayer.getSipFactory().createAddressFactory().createAddress(fromSipURI);
-		FromHeader fromHeader = sipLayer.getSipFactory().createHeaderFactory().createFromHeader(fromAddress, transactionInfo.isAsSender()? transactionInfo.getFromTag():transactionInfo.getToTag());
+		FromHeader fromHeader = sipLayer.getSipFactory().createHeaderFactory().createFromHeader(fromAddress, transactionInfo.getFromTag());
 		//to
 		SipURI toSipURI = sipLayer.getSipFactory().createAddressFactory().createSipURI(channelId,device.getHostAddress());
 		Address toAddress = sipLayer.getSipFactory().createAddressFactory().createAddress(toSipURI);
-		ToHeader toHeader = sipLayer.getSipFactory().createHeaderFactory().createToHeader(toAddress, transactionInfo.isAsSender()?transactionInfo.getToTag():transactionInfo.getFromTag());
+		ToHeader toHeader = sipLayer.getSipFactory().createHeaderFactory().createToHeader(toAddress, transactionInfo.getToTag());
 
 		//Forwards
 		MaxForwardsHeader maxForwards = sipLayer.getSipFactory().createHeaderFactory().createMaxForwardsHeader(70);