diff --git a/scenarios/invite_perm_reg/sipp_scenario_responder00_test.yml.tt2 b/scenarios/invite_perm_reg/sipp_scenario_responder00_test.yml.tt2
index b1d1b570..be56fe2e 100644
--- a/scenarios/invite_perm_reg/sipp_scenario_responder00_test.yml.tt2
+++ b/scenarios/invite_perm_reg/sipp_scenario_responder00_test.yml.tt2
@@ -1,6 +1,6 @@
 messages:
 - - 'INVITE sip:[% scenarios.0.responders.0.ip %]:[% scenarios.0.responders.0.port %];transport=tcp SIP/2.0'
-  - 'Record-Route: <sip:127.3.0.1:5074;transport=tcp;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
+  - 'Record-Route: <sip:[% server_ip %];transport=tcp;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
   - 'Record-Route: <sip:127.0.0.1;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
   - 'Record-Route: <sip:127.0.0.1:5062;lr=on;ftag=[^;]+;leg_b=1;did=[^;]+>'
   - 'From: <sip:[% invite_perm_reg_scenarios_test.testuser1002.phone_number %]@invite-perm-reg.scenarios.test>;tag=[\w-]+'
@@ -21,7 +21,7 @@ messages:
   - 'a=rtcp:\d+'
   - 'a=ptime:50'
 - - 'ACK sip:[% scenarios.0.responders.0.ip %]:[% scenarios.0.responders.0.port %];transport=TCP SIP/2.0'
-  - 'Record-Route: <sip:127.3.0.1:5074;transport=tcp;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
+  - 'Record-Route: <sip:[% server_ip %];transport=tcp;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
   - 'Record-Route: <sip:127.0.0.1;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
   - 'Record-Route: <sip:127.0.0.1:5062;lr=on;ftag=[^;]+>'
   - 'From: <sip:[% invite_perm_reg_scenarios_test.testuser1002.phone_number %]@invite-perm-reg.scenarios.test>;tag=[\w-]+'
@@ -30,7 +30,7 @@ messages:
   - 'Content-Length: 0'
   - 'Contact: <sip:ngcp-lb@127.3.0.1:5074;ngcpct=[^;]+>'
 - - 'BYE sip:[% scenarios.0.responders.0.ip %]:[% scenarios.0.responders.0.port %];transport=TCP SIP/2.0'
-  - 'Record-Route: <sip:127.3.0.1:5074;transport=tcp;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
+  - 'Record-Route: <sip:[% server_ip %];transport=tcp;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
   - 'Record-Route: <sip:127.0.0.1;r2=on;lr=on;ftag=[^;]+;ngcplb=yes;socket=tcp:127.3.0.1:5074>'
   - 'Record-Route: <sip:127.0.0.1:5062;lr=on;ftag=[^;]+>'
   - 'From: <sip:[% invite_perm_reg_scenarios_test.testuser1002.phone_number %]@invite-perm-reg.scenarios.test>;tag=[\w-]+'