смотря какую версию ставишь. хотя принцип один и тот же вот инструкуия от 1.5.1 если не поможет будем с тобой ставить по шагам рассматривая каждый пункт отдельно
Install the program
Extract files from flexlm.zip into your install dir
for example C:\softimage
Run Lmtools.exe from flexlm\bin directory
and check your hostid ,must be a 12 digit number.
Write it down.
Edit softimage.lic and replace 'your_machine'
with the name of your computer or your static IP.
Replace '------------' with the hostid you got
from lmtools.exe
Complete the line DAEMON SOFTIMAGE softimage.exe
with the complete path to softimage.exe
Now jump into dos and execute
softcrypt.exe softimage.lic
Copy the new license file where ever you want
Now from control panel start flexLM manager
and create a new service for XSI
(If you dont have a flexlm icon, copy flexlm.cpl
to your \winnt\system32 directory)
Start the server and enjoy the program.