diff --git a/suites/aoip_debug/interactive.py b/suites/aoip_debug/interactive.py
index cfedd3a..d596b68 100755
--- a/suites/aoip_debug/interactive.py
+++ b/suites/aoip_debug/interactive.py
@@ -5,9 +5,11 @@
 mgcpgw = suite.mgcpgw(bts_ip=bts.remote_addr())
 msc = suite.msc(hlr, mgcpgw)
 bsc = suite.bsc(msc)
+stp = suite.stp()
 modems = suite.modems(int(prompt('How many modems?')))
 
 hlr.start()
+stp.start()
 msc.start()
 mgcpgw.start()
 
diff --git a/suites/aoip_debug/suite.conf b/suites/aoip_debug/suite.conf
index 48c76b6..bb343a5 100644
--- a/suites/aoip_debug/suite.conf
+++ b/suites/aoip_debug/suite.conf
@@ -1,6 +1,6 @@
 resources:
   ip_address:
-  - times: 4
+  - times: 5
   bts:
   - times: 1
   modem: