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 25a2f259..99ff6d70 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
@@ -725,7 +725,7 @@ public class SIPCommander implements ISIPCommander {
 			Request byeRequest = dialog.createRequest(Request.BYE);
 			SipURI byeURI = (SipURI) byeRequest.getRequestURI();
 			SIPRequest request = (SIPRequest)transaction.getRequest();
-			byeURI.setHost(request.getRemoteAddress().getHostName());
+			byeURI.setHost(request.getRemoteAddress().getHostAddress());
 			byeURI.setPort(request.getRemotePort());
 			ViaHeader viaHeader = (ViaHeader) byeRequest.getHeader(ViaHeader.NAME);
 			String protocol = viaHeader.getTransport().toUpperCase();
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java
index 0edbae42..0ea9ac46 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommanderFroPlatform.java
@@ -442,7 +442,7 @@ public class SIPCommanderFroPlatform implements ISIPCommanderForPlatform {
 
         SipURI sipURI = (SipURI) notifyRequest.getRequestURI();
         SIPRequest request = (SIPRequest) subscribeInfo.getTransaction().getRequest();
-        sipURI.setHost(request.getRemoteAddress().getHostName());
+        sipURI.setHost(request.getRemoteAddress().getHostAddress());
         sipURI.setPort(request.getRemotePort());
         ClientTransaction transaction = null;
         if ("TCP".equals(parentPlatform.getTransport())) {
@@ -653,7 +653,7 @@ public class SIPCommanderFroPlatform implements ISIPCommanderForPlatform {
 
                         SipURI byeURI = (SipURI) byeRequest.getRequestURI();
                         SIPRequest request = (SIPRequest) clientTransaction.getRequest();
-                        byeURI.setHost(request.getRemoteAddress().getHostName());
+                        byeURI.setHost(request.getRemoteAddress().getHostAddress());
                         byeURI.setPort(request.getRemotePort());
                         if ("TCP".equals(platform.getTransport())) {
                             clientTransaction = tcpSipProvider.getNewClientTransaction(byeRequest);