ALC(4) OpenBSD Programmer's Manual ALC(4)NAME
alc - Atheros AR8131/AR8132 10/100/Gigabit Ethernet device
alc* at pci?
atphy* at mii?
The alc driver provides support for Ethernet interfaces based on the
Atheros AR8131/AR8132 Ethernet chipset, also known as the Attansic
The alc driver supports IPv4 receive IP/TCP/UDP checksum offload and VLAN
tag insertion and stripping.
The following media types are supported:
autoselect Enable autoselection of the media type and options.
10baseT Set 10Mbps operation.
100baseTX Set 100Mbps (Fast Ethernet) operation.
1000baseT Set 1000Mbps (Gigabit Ethernet) operation.
For more information on configuring this device, see ifconfig(8). To
view a list of media types and options supported by the card, try
ifconfig <device> media. For example, ifconfig alc0 media.
SEE ALSOarp(4), atphy(4), ifmedia(4), intro(4), netintro(4), pci(4),
The alc device driver first appeared in OpenBSD 4.7.
The alc driver was written by Pyun YongHyeon for FreeBSD and ported to
OpenBSD by Kevin Lo <email@example.com>.
OpenBSD 4.9 August 8, 2009 OpenBSD 4.9