diff --git a/scenarios/incoming_peer/sipp_scenario_responder00.xml b/scenarios/incoming_peer/sipp_scenario_responder00.xml
index 8300c214..4d1ca6b6 100644
--- a/scenarios/incoming_peer/sipp_scenario_responder00.xml
+++ b/scenarios/incoming_peer/sipp_scenario_responder00.xml
@@ -56,6 +56,21 @@
   <recv request="BYE">
   </recv>
 
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
+  
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
 
diff --git a/scenarios/invite/sipp_scenario_responder00.xml b/scenarios/invite/sipp_scenario_responder00.xml
index 8300c214..4d1ca6b6 100644
--- a/scenarios/invite/sipp_scenario_responder00.xml
+++ b/scenarios/invite/sipp_scenario_responder00.xml
@@ -56,6 +56,21 @@
   <recv request="BYE">
   </recv>
 
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
+  
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
 
diff --git a/scenarios/invite_allowedcli_match/sipp_scenario_responder00.xml b/scenarios/invite_allowedcli_match/sipp_scenario_responder00.xml
index 8300c214..4d1ca6b6 100644
--- a/scenarios/invite_allowedcli_match/sipp_scenario_responder00.xml
+++ b/scenarios/invite_allowedcli_match/sipp_scenario_responder00.xml
@@ -56,6 +56,21 @@
   <recv request="BYE">
   </recv>
 
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
+  
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
 
diff --git a/scenarios/invite_allowedcli_nonmatch/sipp_scenario_responder00.xml b/scenarios/invite_allowedcli_nonmatch/sipp_scenario_responder00.xml
index 8300c214..d8cbf14f 100644
--- a/scenarios/invite_allowedcli_nonmatch/sipp_scenario_responder00.xml
+++ b/scenarios/invite_allowedcli_nonmatch/sipp_scenario_responder00.xml
@@ -55,6 +55,21 @@
 
   <recv request="BYE">
   </recv>
+  
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
 
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
diff --git a/scenarios/invite_blockout_pinoverride/sipp_scenario_responder00.xml b/scenarios/invite_blockout_pinoverride/sipp_scenario_responder00.xml
index 8300c214..d8cbf14f 100644
--- a/scenarios/invite_blockout_pinoverride/sipp_scenario_responder00.xml
+++ b/scenarios/invite_blockout_pinoverride/sipp_scenario_responder00.xml
@@ -55,6 +55,21 @@
 
   <recv request="BYE">
   </recv>
+  
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
 
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
diff --git a/scenarios/invite_callforward/sipp_scenario_responder01.xml b/scenarios/invite_callforward/sipp_scenario_responder01.xml
index 8300c214..71c162db 100644
--- a/scenarios/invite_callforward/sipp_scenario_responder01.xml
+++ b/scenarios/invite_callforward/sipp_scenario_responder01.xml
@@ -56,6 +56,21 @@
   <recv request="BYE">
   </recv>
 
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
+
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
 
diff --git a/scenarios/invite_callforward/sipp_scenario_responder03.xml b/scenarios/invite_callforward/sipp_scenario_responder03.xml
index 8300c214..71c162db 100644
--- a/scenarios/invite_callforward/sipp_scenario_responder03.xml
+++ b/scenarios/invite_callforward/sipp_scenario_responder03.xml
@@ -56,6 +56,21 @@
   <recv request="BYE">
   </recv>
 
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
+
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
 
diff --git a/scenarios/invite_ignore_allowip/sipp_scenario_responder00.xml b/scenarios/invite_ignore_allowip/sipp_scenario_responder00.xml
index 8300c214..d8cbf14f 100644
--- a/scenarios/invite_ignore_allowip/sipp_scenario_responder00.xml
+++ b/scenarios/invite_ignore_allowip/sipp_scenario_responder00.xml
@@ -55,6 +55,21 @@
 
   <recv request="BYE">
   </recv>
+  
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
 
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
diff --git a/scenarios/invite_peerout/sipp_scenario_responder00.xml b/scenarios/invite_peerout/sipp_scenario_responder00.xml
index 8300c214..d8cbf14f 100644
--- a/scenarios/invite_peerout/sipp_scenario_responder00.xml
+++ b/scenarios/invite_peerout/sipp_scenario_responder00.xml
@@ -55,6 +55,21 @@
 
   <recv request="BYE">
   </recv>
+  
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
 
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
diff --git a/scenarios/invite_speeddial/sipp_scenario_responder00.xml b/scenarios/invite_speeddial/sipp_scenario_responder00.xml
index 8300c214..d8cbf14f 100644
--- a/scenarios/invite_speeddial/sipp_scenario_responder00.xml
+++ b/scenarios/invite_speeddial/sipp_scenario_responder00.xml
@@ -55,6 +55,21 @@
 
   <recv request="BYE">
   </recv>
+  
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
 
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>
diff --git a/scenarios/invite_speeddial/sipp_scenario_responder01.xml b/scenarios/invite_speeddial/sipp_scenario_responder01.xml
index 8300c214..d8cbf14f 100644
--- a/scenarios/invite_speeddial/sipp_scenario_responder01.xml
+++ b/scenarios/invite_speeddial/sipp_scenario_responder01.xml
@@ -55,6 +55,21 @@
 
   <recv request="BYE">
   </recv>
+  
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: [len]
+
+    ]]>
+  </send>
 
   <ResponseTimeRepartition value="10, 20, 30, 40, 50, 100, 150, 200"/>
   <CallLengthRepartition value="10, 50, 100, 500, 1000, 5000, 10000"/>