Summary

There a two main network models in use: TCP/IP and OSI. These networking models use a layered approach to handle the data being received and transmitted. Each layer provides a different service of coordinating communication or transforming data. Collectively, these layers are referred to as a protocol stack.

In the TCP/IP network model, the Internet Protocol (IP) at the Internet Layer is used to segregate networks into classes. The three most commonly used IP network classes are A, B, and C.

Three files are used to configure TCP/IP on a Solaris 9 system. These are /etc/inet/hosts, /etc/nodename, and /etc/hostname.interface.

Two commonly used commands to view network interface status are ifconfig and netstat.

Most network services are ...

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