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Q-Logic 8200 SERIES CONVERGED NETWORK ADAPTERS, IS0054604-00 A manual

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IS0054604-00 A

User’s Guide

IOCTL to Open-iSCSI Interface

QLogic 4000 Series iSCSI Adapters and 8200 Series

Converged Network Adapters

Contents

Main Document Revision History Table of Contents Preface 1 Legacy vs. Open-iSCSI 2 Boot from SAN 3 Open-iSCSI Users Guide 4 Known Issues List of Figures Page List of Tables Preface What is in This Guide Intended Audience Related Materials Documentation Conventions Technical Support Downloading Firmware and Documentation Training Contact Information Knowledge Database 1 Summary of Major Differences Table1-1 summarizes the major differences between the legacy IOCTL-based and Open-iSCSI models. Table 1-1. Differences Between IOCTL and Open-iSCSI Driver Models Serial Page Page qla4xxx Serial Page Functional Flows This section provides functional flow diagrams for discovery, target login, and session recovery. Serial Page Page Page Page Page Page Page 2 New Parameter: ql4disablesysfsboot Boot from SAN Configuration Matrix Table 2-1. Boot from SAN Configuration Matrix ql4xdisablesysfsboot = 0 ql4xdisablesysfsboot = 1 Boot Target as sendtarget (ST) Boot Target as Normal target (NT) Boot Target as sendtarget (ST) Boot Target as Normal target (NT) Configuring Boot from SAN Boot from SAN Installation on SLES 11 SP2 and RHEL 6.2 Figure 2-1. Entering Fast!UTIL from the Adapters BIOS Page Page Page Page Page Page Page Figure 2-16. Setting the Boot Mode to Manual Page Page Page Page Page Page Configuring Boot from SAN on RHEL 6.2 Installing RHEL 6.2 Page Page Page Page Page Page Page Page Page Page Page Page Page ql4xdisablesysfsboot Settings and Adapter Boot Mode Table 2-2. Configurations and Tools for Checking iSCSI Sessions qla4xxx Table 2-2. Configurations and Tools for Checking iSCSI Sessions (Continued) iscsiadm command Remarks No. Configu- ration Target info 3 Open-iSCSI Supported Features Discovery, Login, and Logout Boot Target Login Default Behavior on RHEL 6.2 Default Behavior on SLES 11 SP2 Persistence through Flash and Open-iSCSI Database Managing QLogic iSCSI Adapters Using iscsiadm iSCSI Configuration Files and Persistent Databases Configuring Targets for qla4xxx Using Open-iSCSI Table 3-1. Configuration and Persistent Database Files 2. Discover the iSCSI target. 3. List all discovered targets. 5. List all sessions. 4. Log in to all discovered targets. iSCSI Interface Configuration iSCSI Configuration Parameters Table 3-2. Hardware iSCSI Interface Config File Fields Example: IPv4 sample config file with static IP address List All ifaces Display iface Configuration Details Create an iface Update iface Network Parameters Example: IPv4 Settings (static) Example: IPv4 Settings (DHCP) Example: IPv6 Settings (neighbor discovery) Example: IPv6 Settings (manual) Unidirectional and Bidirectional CHAP settings Target Discovery Discover Targets using sendtarget Adding a New discoverydb for sendtarget Remove sendtarget Node Adding and Deleting Targets Adding a New Target List All Targets Deleting a Target Node Target Login and Logout Login to a Target Login to All Targets Login All Sessions with Specified Parameters Logout from a Target Logout from All Targets Features Not Supported Migrating to Open-iSCSI Driver Page 4 QLogic Application Limitations CHAP Limitations