gFiler™ Gateway Series Data ONTAP™ 6.5.1
Upgrade Guide

Preface

Chapter 1: Upgrade Planning and Requirements
Client and system requirements
Pre-upgrade checklists
Tips for upgrading to Data ONTAP 6.5.1
Firmware and software requirements
Planning for upgrading clusters
Planning for gFilers with FC-AL adapters
Changes in Data ONTAP that affect upgrade

Chapter 2: Upgrading gFiler Firmware
About upgrading the system firmware
Installing system firmware--single node and standard cluster method
Installing system firmware--nondisruptive cluster method

Chapter 3: Upgrading Data ONTAP on the gFiler
Prerequisites to software upgrade
Installing Data ONTAP system files
	Installing system files from a UNIX client
	Installing system files from a Windows client
Downloading Data ONTAP
	Downloading Data ONTAP--single node upgrade
	Downloading Data ONTAP--standard upgrade of a cluster
	Downloading Data ONTAP--nondisruptive upgrade of a cluster
	Data ONTAP install and download from an HTTP server
Concluding the upgrade
Where to go from here

Chapter 4: Reverting 6.5.1 Software to a Previous Release
General Data ONTAP 6.5/6.5.1 reversion issues
gFiler-specific reversion issues and procedures--6.5.1 to pre-6.5
gFiler reversion issues and procedures--6.5.1 to 6.5x
Reversion requirement if using switches

Appendix A: Nondisruptive Hardware Upgrade in a Cluster

Appendix B: Optimizing Service Availability During Upgrades

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