USB Communication Device Class Ethernet (CDC ECM/NCM) driver
SYNOPSISTo compile this driver into the kernel, place the following lines in your kernel configuration file:
Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):
The USB bridge appears as a regular network interface on both sides, transporting Ethernet frames.
For more information on configuring this device, see ifconfig(8).
USB 1.x bridges support speeds of up to 12Mbps, and USB 2.0 speeds of up to 480Mbps.
Packets are received and transmitted over separate USB bulk transfer endpoints.
HARDWAREThe following devices are supported by the
SEE ALSOarp(4), cdceem(4), intro(4), ipheth(4), netintro(4), urndis(4), usb(4), ifconfig(8)
Universal Serial Bus Class Definitions for Communication Devices, http://www.usb.org/developers/devclass_docs/usbcdc11.pdf.
Data sheet Prolific PL-2501 Host-to-Host Bridge/Network Controller, http://tech.prolific.com.tw/visitor/fcabdl.asp?fid=20679530.
CAVEATSMany USB devices notoriously fail to report their class and interfaces correctly. Undetected products might work flawlessly when their vendor and product IDs are added to the driver manually.
Visit the GSP FreeBSD Man Page Interface.