"Michael R. Preston" wrote: > Well, my filter driver is a kernel-mode driver (i.e. .SYS) being > installed in the "UpperFilters" section in the .INF file. Does that > make it a kernel streaming filter? Nope. That makes it a WDM filter. -- Walter Oney, Consulting and Training Basic and Advanced Driver Programming Seminars Now teaming with John Hyde for USB Device Engineering Seminars Check out our schedule at http://www.oneysoft.com ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.de/