After booting, card does not send out data. (no transmit light on card); but "ifconfig de0" shows an appropriate configuration. Issuing "ifconfig de0 down; ifconfig de0 up" solves the problem (until next boot). Compiling the if_de.c driver with Debug enabled yields following additional output: Fix: Change rc.conf to: How-To-Repeat: Reproducible at every boot with that card.
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