Applies to: Windows Server 2022, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012
Communicates with a computer running the telnet server service. Running this command without any parameters, lets you enter the telnet context, as indicated by the telnet prompt (Microsoft telnet>). From the telnet prompt, you can use telnet commands to manage the computer running the telnet client.
Key Concept: Telnet is a client/server protocol that uses TCP to establish a session between a user terminal and a remote host.The Telnet client software takes input from the user and sends it to the server, which feeds it to the host machine’s operating system. Telnet Client By Unknown Dated Friday, August 05, 2016. Ethernet library Telnet Client. This example connects to a Telnet server using an Ethernet shield. A telnet client is the hard- or software, that is used on the user side and which enables the user to interact with a server throgh the telnet protocol. Note: Since telnet is an unencrypted connection method, the telnet protocol has been superceded by the SSH protocol. Enabling the Telnet Client. Firstly you need to enable the telnet client, if you don’t enable it you’ll get a result similar to the below message when trying to use it. C: telnet google.com 80 'telnet' is not recognized as an internal or external command, operable program or batch file. Type Start PowerShell in the Command Prompt window to start Windows PowerShell. Type Install-WindowsFeature Telnet-Client and press Enter to install the Telnet Client.
Important
You must install the telnet client software before you can run this command. For more information, see Installing telnet.
Syntax
Parameters
Telnet Client Os X
| Parameter | Description |
|---|---|
| /a | Attempts automatic logon. Same as /l option, except that it uses the currently logged on user's name. |
/e <escapechar> | Specifies the escape character used to enter the telnet client prompt. |
/f <filename> | Specifies the file name used for client side logging. |
/l <username> | Specifies the user name to log on with on the remote computer. |
/t {vt100 | vt52 | ansi | vtnt} | Specifies the terminal type. Supported terminal types are vt100, vt52, ansi, and vtnt. |
<host> [<port>] | Specifies the hostname or IP address of the remote computer to connect to, and optionally the TCP port to use (default is TCP port 23). |
| /? | Displays help at the command prompt. |
Examples
To use telnet to connect to the computer running the telnet Server Service at telnet.microsoft.com, type:
To use telnet to connect to the computer running the telnet Server Service at telnet.microsoft.com on TCP port 44 and ro log the session activity in a local file called telnetlog.txt, type: