Check PosBox Connection

Installation

Install this module in a usual way

Configuration

Open menu [[ Point Of Sale ]] >> Configuration >> Point of Sale
Open POS Config form
Click [Edit]
Specify PosBox settings at Hardware Proxy / PosBox section
Click [Save]

Usage

Open session of Point of Sale
Add some Products to cart
Click [Order]
RESULT: if no connection to PosBox, you will see the warning message No connection to the printer: printer_name