You can travel to Jakharrak only after you have talked with the Cypher Master. You have to find the source code.
This is the low-spoiler guide for "Jakharrak" puzzle in VirtuaVerse. Unlike in normal walkthrough, you get gradual hints on how to solve the puzzle. Click the big button below to see your first hint. If the hint contains a spoiler, you will be warned about it before clicking.