nmcli
nmcli
- Definition: nmcli is a command-line interface used for interacting with NetworkManager, a system network service that manages network connections.
- Function: Provides a way to control NetworkManager and report network status directly from the command line.
- Features:
* Configure and manage network interfaces (both wired and wireless). * Create, modify, delete, and activate network connections. * Display detailed information about network devices and connections. * Troubleshoot network issues.
- Usage: Commonly used in scripts, automated tasks, and by system administrators who prefer using the command line over graphical tools.
Examples
- Display the status of all network interfaces:
```bash nmcli device status ```
- Connect to a WiFi network:
```bash nmcli device wifi connect
password ``` - List available WiFi networks:
```bash nmcli device wifi list ```
- Create a new connection:
```bash nmcli connection add type ethernet ifname eth0 con-name my-eth0 ```
- Bring down a network interface:
```bash nmcli device disconnect eth0 ```
Summary
- nmcli: Command-line interface for NetworkManager to manage and report network connections and devices.
nmcli.txt · Last modified: 2025/02/01 06:39 by 127.0.0.1