How to Make a JTAG cable

[jbvid]

whats the diff between usb and parrallel jtag?

Hi
AFAIK the only one to work with Dreamboxes and infact many other STB's is parrallel, (DB25 Pin). Never seen a wired up one or any diagrams yet for USB, so can't tell you of any differences.
jbvid