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RE: 802.3ae and the 10GEA


A DFB without the requirement for high sidemode suppresion should not have
a cost significantly higher than that of a Fabry-Perot laser. Today, 1.3u
F-P die are roughly at parity with 0.85u VCSEL die. A 0.65u F-P laser die
is less than half as expensive as a VCSEL.