Lane reversal is not an option at the PHY layer of the high speed GX/GT/GZ transceivers. You'll need to connect the lanes in sequence (0-to-0, 1-to-1, 2-to-2 and 3-to-3).
Article ID: 000080990 Content Type: Troubleshooting Last Reviewed: 09/11/2012
Does Altera ALTGX PHY allows lane reversal for a XAUI link (lane 0 to lane 3, lane 1 to lane 2, and so on)?
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