Edgeport 8 (USB <-> RS232) driver search

In what version of the Linux kernel supported device P/N 301-1002-08 ? (I have problems in version 2.4.32 - driver io_edgeport don’t work with it)

Where it is possible to find driver for this device ?

please refer the below link

http://www.digi.com/support/productdetail?pid=2628&amp;type=firmware