NEP(4) - Device Drivers Manual #
NEP(4) - Device Drivers Manual
NAME #
nep - Sun Neptune 10Gb Ethernet device
SYNOPSIS #
nep* at pci? brgphy* at mii?
DESCRIPTION #
The nep driver provides support for various NICs based on the Sun Neptune Ethernet controller chips, including the following:
- Sun Quad GbE UTP x8 PCI Express Card
- Sun Quad GbE UTP x8 PCIe ExpressModule
It uses an internal or external PHY or an external 10-bit interface.
The nep driver supports several media types, which are selected via the ifconfig(8) command. The supported media types are:
media autoselect
Attempt to autoselect the media type (default)
media 1000baseT mediaopt full-duplex
Use 1000baseT on copper, full duplex
media 1000baseT mediaopt half-duplex
Use 1000baseT on copper, half duplex
media 100baseTX mediaopt full-duplex
Use 100baseTX, full duplex
media 100baseTX mediaopt half-duplex
Use 100baseTX, half duplex
SEE ALSO #
arp(4), brgphy(4), ifmedia(4), inet(4), intro(4), netintro(4), hostname.if(5), ifconfig(8)
HISTORY #
OpenBSD support for nep first appeared in OpenBSD 5.7.
AUTHORS #
The nep driver was written by Mark Kettenis <kettenis@openbsd.org>.
BUGS #
The nep driver currently only supports 1Gb Ethernet NICs. It also does not yet use many of the advanced features the Neptune chip offers.
OpenBSD 7.5 - September 7, 2022