Fast Ethernet Interfaces

Sun supports four Fast Ethernet drivers for its range of SPARC platforms:

  • 10/100 hme Fast Ethernet

  • 10/100 qfe Quad Fast Ethernet

  • 10/100 eri Fast Ethernet

  • 10/100 dmfe Fast Ethernet

The following sections describe the details of these interfaces.

10/100 hme Fast Ethernet

The hme interface is available for Sbus systems and PCI bus systems. In both cases, they share the same device driver.

The interface at the lowest level provides an RJ-45 twisted-pair Ethernet physical layer that supports auto-negotiation. There are also motherboard implementations using hme that provide a MII connection. This allows an external transceiver to be attached and alternative physical layer interfaces like 100BASE-T4 or 100BASE-SX to be made available. ...

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