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telnet : The Telnet protocol is a member of the TCP/IP protocol family and is the standard protocol and main way of Internet remote Login service. It provides users with the ability to perform remote host work on the local computer. Use the Telnet program on the end user's computer to connect to the server. End users can enter commands in the Telnet program that run on the server as if they were entered directly on the server's console. The server can be controlled locally. To start a Telnet session, you must enter a user name and password to log on to the server. Telnet is a common way to remotely control a Web server. The Telnet protocol is a member of the TCP/IP protocol family and is the standard protocol and main way of Internet remote Login service. It provides users with the ability to perform remote host work on the local computer. Use the Telnet program on the end user's computer to connect to the server. End users can enter commands in the Telnet program that run on the server as if they were entered directly on the server's console. The server can be controlled locally. To start a Telnet session, you must enter a user name and password to log on to the server. Telnet is a common way to remotely control a Web server.

Grammar

Telnet (option) (parameter)

Options

-8: Allows the use of 8-character data, including input and output;-A: Attempts to automatically log in to the remote system;-b< host alias;: Use aliases to specify the remote host name;-C: Do not read the. telnetrc file in the user-specific directory;-d: Start the debug mode;-e< out character : Set the off character;-E: Filter out the off character;-F: The effect of this parameter is the same as specifying the "-F" parameter;-F: When using Kerberos V5 authentication, this parameter can be used to upload authentication data from localhost to the remote host;-k< domain name > : When using Kerberos authentication, this parameter allows the remote host to take the specified realm name instead of the host domain name;-K: Do not automatically log in to the remote host;-l< user name;: Specifies the name of the user to log in to the remote host;-L: Allows output of 8-bit character data;-n< record file : Specify information about file records;-R: Use a user interface similar to the rlogin Directive;-s< Service type;: Set the IP TOS information required for Telnet connection ;-X: Assume that the host has the capability to support data encryption and use it;-x< Authentication form;: Closes the specified authentication pattern. 

Parameters

• Remote Host: Specifies the remote host to log on for management;
• PORT: Specifies the port number used by the Telnet protocol.

Example

Telnet 192.168.2.10Trying 192.168.2.10...Connected to 192.168.2.10 (192.168.2.10). Escape character is ' ^] '.    localhost (Linux release 2.6.18-274.18.1.el5 #1 SMP Thu Feb 9 12:45:44 EST) (1)Login:rootPassword:Login Incorr ECT

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