NAME

alc — Atheros AR813x/AR815x/AR816x/AR817x 10/100/1Gb Ethernet device

SYNOPSIS

alc* at pci?
atphy* at mii?

DESCRIPTION

The alc driver provides support for Ethernet interfaces based on the Atheros AR813x/AR815x/AR816x/AR817x Ethernet chipset.

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 ALSO

arp(4), atphy(4), ifmedia(4), intro(4), netintro(4), pci(4), hostname.if(5), ifconfig(8)

HISTORY

The alc device driver first appeared in OpenBSD 4.7.

AUTHORS

The alc driver was written by Pyun YongHyeon for FreeBSD and ported to OpenBSD by Kevin Lo <kevlo@openbsd.org>.