diff --git a/osmo-bts-master/Dockerfile b/osmo-bts-master/Dockerfile
index 6bc8ac22..19b1a2f7 100644
--- a/osmo-bts-master/Dockerfile
+++ b/osmo-bts-master/Dockerfile
@@ -39,6 +39,7 @@ VOLUME	/data
 COPY	osmo-bts.cfg /data/osmo-bts.cfg
 
 WORKDIR	/data
-CMD	["/usr/local/bin/osmo-bts-virtual"]
+	# send GSMTAP data to .230 which is the ttcn3-sysinfo test
+CMD	["/usr/local/bin/osmo-bts-virtual", "-i", "172.18.0.230"]
 
 #EXPOSE	
diff --git a/osmo-bts-master/osmo-bts.cfg b/osmo-bts-master/osmo-bts.cfg
index e34ae121..2fa6caef 100644
--- a/osmo-bts-master/osmo-bts.cfg
+++ b/osmo-bts-master/osmo-bts.cfg
@@ -61,6 +61,7 @@ bts 0
  paging queue-size 200
  paging lifetime 0
  uplink-power-target -75
+ gsmtap-sapi bcch
  gsmtap-sapi ccch
  gsmtap-sapi agch
  gsmtap-sapi pch