# /etc/ipsec.conf - strongSwan IPsec configuration file config setup conn %default ikelifetime=60m keylife=20m rekeymargin=3m keyingtries=1 keyexchange=ikev2 conn nat-t left=%defaultroute leftcert=aliceCert.pem leftid=alice@strongswan.org leftfirewall=yes right=PH_IP_SUN rightid=bob@strongswan.org rightsubnet=10.2.0.0/16 auto=add