AETHER-1588 Update the default IPSec config options

Change-Id: I155f638659a3edc2a3f64847ff50678f38a252ac
diff --git a/defaults/main.yml b/defaults/main.yml
index 617ebf6..4f2458e 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -33,7 +33,8 @@
 
 # What operation should be done automatically at IPsec startup
 # Acceptable values are add, start, or route
-strongswan_conf_auto: "add"
+strongswan_conf_auto: "route"
+strongswan_conf_dpdaction: "clear"
 
 # Whether rekeying of an IKE_SA should also reauthenticate the peer
 strongswan_conf_reauth: "no"