Many USB mass storage devices are supported in the Solaris environment. Some noncompliant USB devices might work. Follow the information that is provided in the /kernel/drv/scsa2usb.conf file to see if a particular device can be supported.
These USB mass storage devices enhancements are new for the SPARC platform in the Solaris 9 release. In the Solaris 9 8/03 Update release, these enhancements are now also available for x86 platforms.
For further information, see the System Administration Guide: Basic Administration.