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Re: [HSSG] Trowbridge_01_0907.pdf comment about

> And I do see ways that the 40 Gig Phy lanes can be a 10 Gig PCS/PMD
> without change. One example would be APL above 4 parallel 10GBASE-KR
> PCS sublayers. 

Correct. This is the whole idea behind APL --- leverage the existing
investment in 10Gb PHYs EXACTLY AS IS, with no changes and no need to
invent anything new in the PCS/PMD sublayer.