It is possible to turn off the server after it's been installed, as shown in the NoMachine Support article Be aware that a network facing server is being installed if you use the 'Personal Server' option. NoMachine's Free Personal Edition (Includes NX Client and a single server) - Download from NoMachine's Home Page.NoMachine's Enterprise Client (NX Client - preferred) - Download.For the NX Client there are two packages to choose from: There are several server and client products offered by NoMachine. The server is currently running NoMachine's Terminal Server Version 6.12.3 and the operating system is CentOS 7.8. There are also versions available for iOS and Android tablets. Clients for the NoMachine software are available for Linux, Windows and Mac OS X. The server performs the bulk of the computational work and the client requires only minimal CPU, memory and bandwidth. Once the NX Client is configured, all command line and X-Window based applications on the BL4-2 beamline are available through the Remote NXClient Desktop. Users Download and install a free NX Client on their computer and connect to a NX Server running at SSRL. Remote Access is accomplished by using an NX Client/Server Remote Unix Desktop application. Remote Access allows users to perform experiments on BioSAXS beamline and run processing software on the beamline computers from remote locations anywhere in the world.

Nomachine nx client