I Figure 8-1: Major TCP/IP Standards, Continued User Applications Supervisory Applications 5 Application Http SmtP Many dns Protocolsothers Routing Many Others tRansport TCP UDP 3 Internet P ICMP ARP 2 Data link None: Use osi standards NVS At the application layer, there are user applications and supervisory applications We will look at two TCP/IP application layer supervisory applications in this chapter 8-98-9 Figure 8-1: Major TCP/IP Standards, Continued 5 Application User Applications HTTP SMTP Many Others DNS Routing Protocols Many Others Supervisory Applications 4 Transport TCP UDP 3 Internet IP ICMP ARP 2 Data Link None: Use OSI Standards 1 Physical At the application layer, there are None: Use OSI Standards user applications and supervisory applications. We will look at two TCP/IP application layer supervisory applications in this chapter