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Platform Notes: The eri FastEthernet Device Driver






1. The eri Device Driver

Hardware Overview

Operating Speeds and Modes


2. Configuring the Driver Software

Configuring the Host File

procedure iconsmall spaceTo Configure the Host File

Booting From the Network

procedure iconsmall spaceTo Boot From the Network

Optional Post-Installation Procedures

Setting Driver Parameters

procedure iconsmall spaceTo Force Network Speed Between 10 Mbps and 100 Mbps

3. Parameter Definitions

Driver Parameter Values and Definitions

Defining the Current Status

Inter-Packet Gap Parameters

Defining an Additional Delay Before Transmitting a Packet Using lance_mode and ipg0

Operational Mode Parameters

Operational Mode Priorities

Defining the Number of Back-to-Back Packets to Transmit

Reporting Transceiver Capabilities

Reporting the Link Partner Capabilities

4. Setting Parameters

Parameter Options

Setting Parameters Using ndd

Identifying Device Instances

procedure iconsmall spaceTo Specify the Device Instance for the ndd Utility

Non-Interactive and Interactive Modes

Using the ndd Utility in Non-Interactive Mode

Using the ndd Utility in Interactive Mode

Setting Forced Mode

procedure iconsmall spaceTo Select a Transceiver Capability and Set Forced Mode

Auto-Negotiation Mode

procedure iconsmall spaceTo Set the Mode to Auto-Negotiation

Setting Parameters in the /etc/system File

procedure iconsmall spaceTo Set ipg1 to 10 and ipg2 to 5 When Rebooting

Setting Parameters Using the eri.conf File

procedure iconsmall spaceTo Configure Driver Parameters Using eri.conf

A. Auto-Negotiation

The Auto-Negotiation Protocol

Boot Process on the Network

Correcting Errors in Negotiating

Internal (Local) Transceiver