connect_retry connect_timeout connect_retry_max crl_verify dev dev_node dev_type dh \
ecdh_curve echo engine explicit_exit_notify fragment group hand_window hash_size http_proxy \
http_proxy_option http_proxy_timeout ifconfig ifconfig_pool ifconfig_pool_persist ifconfig_push \
- inactive ipchange iroute keepalive key key_method keysize learn_address link_mtu lladdr local \
- log log_append lport management management_log_cache max_clients max_routes_per_client mode \
+ inactive ipchange iroute keepalive key key_direction key_method keysize learn_address link_mtu lladdr \
+ local log log_append lport management management_log_cache max_clients max_routes_per_client mode \
mssfix mtu_disc mute ncp_ciphers nice ns_cert_type ping ping_exit ping_restart pkcs12 plugin \
port port_share prng proto pull_filter rcvbuf redirect_gateway remap_usr1 remote remote_cert_eku \
remote_cert_ku remote_cert_tls reneg_bytes reneg_pkts reneg_sec replay_persist replay_window \