connections {

   host-host {
      local_addrs  = fec0::2
      remote_addrs = fec0::1 

      local {
         auth = pubkey
         certs = sunCert.pem
         id = sun.strongswan.org
      }
      remote {
         auth = pubkey
         id = moon.strongswan.org 
      }
      children {
         host-host {
            updown = /usr/local/libexec/ipsec/_updown iptables
            esp_proposals = aes128-sha256-x25519
         }
      }
      version = 1
      proposals = aes128-sha256-x25519
   }
}

authorities {
   strongswan {
      cacert = strongswanCert.pem
      crl_uris = http://ip6-winnetou.strongswan.org/strongswan.crl
   }
}