diff --git a/scenarios_pbx/incoming_shared_line/0022_test.yml.tt2 b/scenarios_pbx/incoming_shared_line/0022_test.yml.tt2
index 37d4c2e7..c912d8c7 100644
--- a/scenarios_pbx/incoming_shared_line/0022_test.yml.tt2
+++ b/scenarios_pbx/incoming_shared_line/0022_test.yml.tt2
@@ -9,6 +9,10 @@ flow:
   - start|ROUTE_PRX_REQUEST:
   - start|ROUTE_INITVARS:
   - return|ROUTE_INITVARS:
+  - start|ROUTE_STOP_RTPPROXY:
+  - start|ROUTE_RESTORE_CLUSTERSET:
+  - return|ROUTE_RESTORE_CLUSTERSET:
+  - return|ROUTE_STOP_RTPPROXY:
   - start|ROUTE_LOCAL:
   - start|ROUTE_EXIT:
   - start|ROUTE_RUNTIME:
diff --git a/scenarios_pbx/invite_group_parallel/prefs.json.tt2 b/scenarios_pbx/invite_group_parallel/prefs.json.tt2
new file mode 100644
index 00000000..2e1fd6e6
--- /dev/null
+++ b/scenarios_pbx/invite_group_parallel/prefs.json.tt2
@@ -0,0 +1,5 @@
+{
+  "@invite-group-parallel.scenarios-pbx.testt": {
+    "nat_sipping": "no"
+  }
+}
diff --git a/scenarios_pbx/invite_group_serial/prefs.json.tt2 b/scenarios_pbx/invite_group_serial/prefs.json.tt2
new file mode 100644
index 00000000..70383d5d
--- /dev/null
+++ b/scenarios_pbx/invite_group_serial/prefs.json.tt2
@@ -0,0 +1,5 @@
+{
+  "@invite-group-serial.scenarios-pbx.test": {
+    "nat_sipping": "no"
+  }
+}