Someone

vpncfg {
        connections {
                enabled = yes;
                conn_type = conntype_lan;
                name = "foo.bar";
                always_renew = no;
                reject_not_encrypted = no;
                dont_filter_netbios = yes;
                localip = 0.0.0.0;
                local_virtualip = 0.0.0.0;
                remoteip = 0.0.0.0;
                remote_virtualip = 0.0.0.0;
                remotehostname = "foo.bar";
                localid {
                        fqdn = "ohoho.we";
                }
                remoteid {
                        fqdn = "foo.bar";
                }
                mode = phase1_mode_aggressive;
                phase1ss = "all/all/all";
                keytype = connkeytype_pre_shared;
                key = "227ca25e b0f9edvc81dldfff80c58fe8A";
                cert_do_server_auth = no;
                use_nat_t = yes;
                use_xauth = no;
                use_cfgmode = no;
                phase2localid {
                        ipnet {
                                ipaddr = 121.233.112.211;
                                mask = 255.255.255.255;
                        }
                }
                phase2remoteid {
                        ipnet {
                                ipaddr = 121.121.212.12;
                                mask = 255.255.255.252;
                        }
                }
                phase2ss = "esp-all-all/ah-none/comp-all/pfs";
                accesslist = "permit ip any 121.121.212.12 255.255.255.252";
        }
        ike_forward_rules = "udp 0.0.0.0:500 0.0.0.0:500", 
                            "udp 0.0.0.0:4500 0.0.0.0:4500";
}