Just for clarity here, since this forum is for both products: CAD and CSD are downloaded from the CAD server.
In UCCX, this is the CRS server; in UCCE, this is almost always the Agent PG.
The URL is
http://:8088/TUP/CAD/Install.htm
Admin is
http://:8088/TUP/CAD/Admin.htm
Regards,
Geoff