You have been hired to perform a security assessment on an organization's network. You feel as though you have gained enough preliminary information and you are ready to begin scanning for live…

You have been hired to perform a security assessment on an organization's network. You feel as though you have gained enough preliminary information and you are ready to begin scanning for live machines. You soon realize that the target organization has blocked ICMP Echo Requests. One of your team members suggests trying to ping a machine using ICMP type 17. What kind of ICMP message is he suggesting you use?