CORD-714, update configuration

Change-Id: I9ec0c570b471a1c4fb4a6cb113e55c94ec071f50
diff --git a/xos/synchronizer/vtr_synchronizer_config b/xos/synchronizer/vtr_synchronizer_config
index 51bf25a..a8db7ed 100644
--- a/xos/synchronizer/vtr_synchronizer_config
+++ b/xos/synchronizer/vtr_synchronizer_config
@@ -7,7 +7,7 @@
 name=xos
 user=postgres
 password=password
-host=localhost
+host=xos_db
 port=5432
 
 [api]
@@ -28,13 +28,19 @@
 sys_dir=/opt/xos/synchronizers/vtr/sys
 deleters_dir=/opt/xos/synchronizers/vtr/deleters
 log_file=console
+#/var/log/hpc.log
 driver=None
 pretend=False
 backoff_disabled=True
 save_ansible_output=True
 # set proxy_ssh to false on cloudlab
-proxy_ssh=False
 full_setup=True
+proxy_ssh=True
+proxy_ssh_key=/opt/cord_profile/node_key
+proxy_ssh_user=root
+
+[networking]
+use_vtn=True
 
 [feefie]
 client_id='vicci_dev_central'