strongswan/testing/tests/openssl-ikev1/alg-ecp-low/hosts/carol/etc/strongswan.conf

# /etc/strongswan.conf - strongSwan configuration file

pluto {
  load = openssl pubkey random hmac curl 
}

# pluto uses optimized DH exponent sizes (RFC 3526)

libstrongswan {
  dh_exponent_ansi_x9_42 = no
}