Practical TCP/IP and Ethernet Networking for Industry

Application layer protocols 143

Figure 8.5

TELNET login (courtesy of Microsoft Corporation)

8.5 RLOGIN (remote login)

The Rlogin service is related to TELNET but is typically used in a UNIX environment.

In the case of TELNET, a user at any type of TCP/IP host can log into any other type of

TCP/IP host. The local host and remote host may be running totally different operating

systems. Rlogin, on the other hand, is normally used when a user at a local UNIX host

wants to log into a remote UNIX host.

Rlogin is somewhat easier to use than TELNET and provides a few additional services.

For example, it allows the user to maintain a list of hosts ...