If you use NetScaler you will want to see these guides. The NetScaler How To Guides show administrators how to get NetScaler up and configured by providing instructions for common scenarios and some not so common ones.
This code is run on 192.168.50.17, in SSMS remotely connected to the SQL server. It expects the dll file to be at c:\temp at the SQL server (WinWebServer2008), and it works.
CREATE ASSEMBLY dlls /*FROM '\\192.168.50.17\SQL-dll\SQL-dll.dll'*/ FROM 'c:\temp\SQL-dll.dll' GO