public System.IAsyncResult Beginadd_fw_rule_icmp_typecode(string [] virtual_servers,string [] [] rules,CommonFirewallRuleICMPTypeCode [] [] [] typecodes, System.AsyncCallback callback, object asyncState) { return this.BeginInvoke("add_fw_rule_icmp_typecode", new object[] { virtual_servers, rules, typecodes}, callback, asyncState); }