| ETPHY(4) | Device Drivers Manual | ETPHY(4) | 
etphy —
etphy* at mii? phy ?
etphy driver supports the Agere/LSI ET1011 TruePHY
  10/100/1000 Ethernet PHYs including the integrated TruePHY in ET1310/ET1301
  based adapters.
etphy device driver first appeared in
  OpenBSD 4.3. It was added to NetBSD
  6.0.
etphy driver was written by
  Sepherosa Ziehau for DragonFlyBSD, ported to
  OpenBSD by Jonathan Gray
  ⟨jsg@openbsd.org⟩, and subsequently ported to
  NetBSD by Kaspar Brand.
| October 13, 2010 | NetBSD 10.0 |