See [cyberciti.biz](https://www.cyberciti.biz/faq/howto-linux-renew-dhcp-client-ip-address/)

On [Windows](/os/windows) we have `ipconfig /renew`. The equivalent on Linux is
```bash
sudo dhclient -r # to release the DHCP lease, followed by
sudo dhclient    # to acquire a new DHCP lease
```