Template:

fast-epdg {
	swu {
		<config-name> {
			apn=
			leftsubnet=
			ike=
			esp=
			}
		}
	}

Example:

fast-epdg {
	swu {
		<config-name> {
			apn=ims
			leftsubnet=10.0.0.0/8
			ike=aes256-sha256-sha1-prfsha256-prfsha1-modp2048-modp1024!
			esp=aes256-sha256-sha1-modp2048-modp1024!
			}
		}
	}