/dev/ttyU*.*
for callin ports
Usb support for bwct console serial adapters
device usb device ucom device ubser
In loader.conf(5): ubser_load="YES"
The ubser driver provides support for the BWCT console management serial adapters.
/dev/ttyU*.*
for callin ports
/dev/ttyU*.*.init
/dev/ttyU*.*.lock
corresponding callin initial-state and lock-state devices
/dev/cuaU*.*
for callout ports
/dev/cuaU*.*.init
/dev/cuaU*.*.lock
corresponding callout initial-state and lock-state devices
52 releases since FreeBSD 5.3-RELEASE; the text changed 36 times.