USB over Ethernet (also called USB over Network or USB over IP) is a system to share USB-based devices over Ethernet, Wi-Fi, or even the internet.https://www.net-usb.com/

When developing, testing or debugging serial port applications and hardware, you work on the creation of a reliable data transfer mechanism. That’s where Serial Port Monitor comes into play.The software allows tracking communications of any serial program with a COM-enabled device so you can check whether everything works correctly.https://www.com-port-monitoring.com/

Connecting all other GPS receivers requires either a 9-pin serial port connection or a "virtual COM port" USB connection.https://www.serial-splitter.com/

Share USB over Network and access remote USB and serial devices from anywhere! Works with all Apple iPhone (iPad, iPod) and Android Devices as well.https://www.flexihub.com/

Serial to Ethernet software is probably the easiest method to access COM over LAN. The software is simple to install and use and it doesn’t require complex configurations and programming skills. Alternatively, you can try sharing your COM ports with a hardware RS232 to LAN converter and see which solution is best for you.https://www.serial-over-ethernet.com/