3Com 10014299 Terminal Service Telnet Connection, Configure the interface to dumb terminal mode

62CHAPTER 4: TERMINAL SERVICE

Figure 27 Dumb terminal networking diagram

10.110.164.4

SCO UNIX

Workstation

10.110.164.4

4

Quidw ay Series Router

Terminal

1Configure the interface to dumb terminal mode.

[Router-Serial1]physical-mode async

[Router-Serial1] undo modem

[Router-Serial1] async mode flow

2Configure the auto-execute command command.

[Router-Serial1]auto-execute command telnet 10.110.164.45

After the configuration, press Enter twice on the terminal connected to this async interface to log on the SCO UNIX host 1.110.164.45. During the configuration, you can click exit to exit the command line interface and can also click Enter twice to return.

Terminal Service of

Telnet Connection

Telnet Overview Telnet protocol, which belongs to the application layer protocol in the TCP/IP protocol suite, describes how to provide telnet and virtual terminal functions via the network. Telnet connection services provided by the 3Com Router 1.x include:

■Telnet Server service: provides services for local and remote users to logon to the router, maintains the router and accesses network resources. As shown in the following figure, users can logon to the router by running the Telnet client program on the computer and perform the configuration management for the router.

Figure 28 Telnet server service

Workstation

Router

(Telnet Server)

(Telnet Client)

■Telnet Client service: provides service for local or remote users who have logged on to the local router to access other remote system resources by using the Telnet Client program of the local router. As shown in the following figure, users can re-logon to router B using the Telnet command and perform configuration management after establishing a connection with router A via the terminal emulator or Telnet program on the computer.