Single License description
The Single License of Serial to Ethernet Connector gives you the right to install two copies of the product on two PCs and register them with the same registration key. If you wish to connect more that two computers you have to purchase another Single License for each pair of PCs.
To read more about Single License for Serial to Ethernet Connector, please follow the link: http://wiki.eltima.com/software-licenses/single-eula-two-computers.html