# Command Line Interface The verdaccio CLI is your go start the application. ## Installation Please make sure latest Node 4 LTS and NPM 3+ are installed. Then, install the CLI globally (you may need sudo): ```bash $ npm install -g verdaccio ``` or if you use `yarn` ```bash $ yarn add global verdaccio ``` > Warning: Verdaccio current is not support PM2's cluster mode, run it with cluster mode may cause unknown behavior ## Commands ```bash $ verdaccio --listen 4000 --config ./config.yaml ``` Command | Default | Example | Description --- | --- | --- | --- --listen \ **-l** | 4873 | -p 7000 | http port --config \ **-c** | ~/home/user/.local/verdaccio/config.yaml | /foo/bar/config.yaml | the configuration file