Symbol: URE_RCR_AB
sys/dev/usb/net/if_ure.c
1277
rxmode |= URE_RCR_AB; /* always accept broadcasts */
sys/dev/usb/net/if_urereg.h
206
(URE_RCR_AAP | URE_RCR_APM | URE_RCR_AM | URE_RCR_AB)