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Qlogic QL45212 User Manual

Qlogic QL45212
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3–Installing Drivers
Linux Driver Software
12 BC0154503-00 C
Removing the Linux Drivers
There are two procedures for removing Linux drivers: one for a non-RoCE
environment and another for a RoCE environment. Choose the procedure that
matches your environment.
Removing Linux Drivers in a non-RoCE Environment
Removing Linux Drivers in a RoCE Environment
Removing Linux Drivers in a non-RoCE Environment
To remove Linux drivers in a non-RoCE environment:
1. Type the following command to get the path to the currently installed drivers:
modinfo <driver name>
2. Unload and remove the Linux drivers.
If the Linux drivers were installed using an RPM package, type the
following commands:
modprobe -r qede
depmod -a
rpm -e qlgc-fastlinq-kmp-default-<version>.<arch>
If the Linux drivers were installed using a TAR file, type the following
commands:
modprobe -r qede
depmod -a
3. Delete the qed.ko, qede.ko, and qedr.ko files from the directory in
which they reside. For example, in SLES, type the following commands:
cd /lib/modules/<version>/updates/qlgc-fastlinq
rm -rf qed.ko
rm -rf qede.ko
rm -rf qedr.ko
depmod -a
NOTE
If the qedr is present, use modprobe -r qedr instead.

Table of Contents

Questions and Answers:

Qlogic QL45212 Specifications

General IconGeneral
ModelQL45212
Product TypeNetwork Adapter
Interface TypeEthernet
InterfaceEthernet
Number of Ports2
Ports2 x 16GFC Fibre Channel
Data Transfer Rate16 Gbps
CategoryAdapter
Host Bus TypePCIe
Form FactorLow-profile
ComplianceRoHS
Operating Systems SupportedWindows, Linux

Summary

Preface and Introduction

Overview

This guide describes installation, configuration, and management of the QLogic® QL45212 25Gb Intelligent Ethernet Adapter.

Intended Audience

This guide is intended for system administrators and other technical staff responsible for configuring and managing adapters.

What Is in This Guide

This preface specifies the intended audience, explains typographic conventions, lists related documents, and provides support information.

Documentation Conventions

This guide uses specific typographic conventions for notes, cautions, warnings, and text formatting.

Legal Notices and Compliance

Contains warranty, laser safety, FDA notice, agency certification, and compliance information.

Product Overview

Functional Description

The QL45212 Adapter is a 25Gb Intelligent Ethernet Adapter for accelerated data networking.

Features

The QL45212 Adapter provides NIC partitioning, RoCE support, single-chip solution, performance features, and manageability.

Adapter Specifications

Details physical characteristics and standards specifications for the QL45212 Adapter.

Installing Drivers

Linux Driver Software

Describes how to install Linux drivers, including optional parameters, defaults, and messages.

Windows Driver Software

Details the installation, removal, and management of Windows drivers for the adapter.

VMware Driver Software

Covers the installation, optional parameters, and removal of the qedentv VMware ESXi driver.

Configuring RoCE

Supported Operating Systems and OFED

Shows operating system support for RoCE v1/v2 and OFED versions.

Planning

Considers limitations and requirements for implementing RoCE, including OFED versions.

Preparing the Adapter

Steps to enable DCBX and specify RoCE priority using the HII management application.

Configuring RoCE on Windows Server

Details enabling RoCE and verifying Network Direct MTU size on Windows Server.

Configuring RoCE on Linux

Describes RoCE configuration for RHEL and SLES, including GID verification.

Troubleshooting

Troubleshooting Checklist

Recommended actions to resolve problems during adapter installation or operation.

Verifying Current Drivers

Methods to check if the correct adapter drivers are loaded in Windows and Linux.

Testing Network Connectivity

Procedures for testing network connectivity using ping and setting adapter link speeds.

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