osmo-bsc,msc: Set mgw local-ip in cfg.tmpl

Change-Id: Id46aa337f12756f80d492bf3102db5b1449e2027
diff --git a/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl b/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl
index 30774cf..18303b6 100644
--- a/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl
+++ b/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl
@@ -108,6 +108,7 @@
  ip.access rtp-base 25000
  mgw remote-ip ${mgw.ip_address.addr}
  mgw remote-port 2427
+ mgw local-ip ${bsc.ip_address.addr}
  mgw endpoint-range 1 31
  codec-list hr3
  amr-config 12_2k forbidden
diff --git a/src/osmo_gsm_tester/templates/osmo-msc.cfg.tmpl b/src/osmo_gsm_tester/templates/osmo-msc.cfg.tmpl
index 76f1001..485a88b 100644
--- a/src/osmo_gsm_tester/templates/osmo-msc.cfg.tmpl
+++ b/src/osmo_gsm_tester/templates/osmo-msc.cfg.tmpl
@@ -24,6 +24,8 @@
   routing-key 1 0.0.1
 msc
  mgw remote-ip ${mgw.ip_address.addr}
+ mgw remote-port 2427
+ mgw local-ip ${msc.ip_address.addr}
  mgw endpoint-range 1 31
  mgw bts-base 8000
  assign-tmsi