Install telnet, 텔넷 설치하기

9월 22, 2024

To install telnet on a Linux system, follow the steps based on the distribution you are using. Telnet is generally available in most distribution repositories but may need to be installed manually.

1. For Debian/Ubuntu-based systems

These instructions are for distributions such as Ubuntu, Debian, and Linux Mint.

Update the package list:
```
sudo apt update
```
Install the telnet package:
```
sudo apt install telnet
```
Verify the installation:
```
telnet --version
```

2. For CentOS/RHEL-based systems

These instructions apply to CentOS, Red Hat Enterprise Linux (RHEL), and Fedora.

Update the package list:
```
sudo yum update
```
Install the telnet package:
```
sudo yum install telnet
```
Verify the installation:
```
telnet
```

3. For Fedora

On Fedora systems, use the dnf package manager.

Update the package list:
```
sudo dnf update
```
Install the telnet package:
```
sudo dnf install telnet
```
Verify the installation:
```
telnet --version
```

4. For Arch-based systems

For Arch Linux or Manjaro, use the pacman package manager.

Update the package list:
```
sudo pacman -Sy
```
Install the inetutils package, which includes telnet:
```
sudo pacman -S inetutils
```
Verify the installation:
```
telnet
```

Usage Example

To use telnet, you can simply type:

telnet <hostname or IP> <port>

For example, to connect to a web server on port 80:

telnet example.com 80

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