How to install DSP system Toolbox in an Offline Machine?

I have an Simulink coder being installed in my machine, and I need DSP system toolbox in addition for converting my Simulink Model to C Code. My machine is an offline machine and further it cannot be connected to internet due to office rules.Too I tried to install trail version and matlab gives an random license number to be given when prompted. As prompts, I typed the License number and getting the error as Incorrect License Number.

Could anyone guide me the proper way to install the trail version of DSP System Toolbox in my offline machine?

Answer 1

[Steven Lord]

See this Answers post.