Standalone Dongle – allows any number of TUFLOW processes to be run from the one computer.
Network Dongle – allows up to a specified limit the number of TUFLOW processes run from a computer network.
Dongles require a parallel or USB port and can be daisy chained with TUFLOW or other software dongles, printer cables, etc. USB dongles are only available from Build 2004-06-AC onwards. Version 1.05 of sl2inst.exe must be used for this build to work.