The same question was previously asked and answered in the context of internal Symantec. See https://www-secure.symantec.com/connect/forums/faq-using-simagent-simulate-high-load-our-solution-ns-0.
How can an external partner get access to SimAgent and its doc?
The information is shared with limited external partners. Can you please let us know who is the external partner?
Also, SimAgent is getting updated with new features as SimAgent2 and the documents/installer will be published soon.