Open Enterprise Server 2015 SP1 Upgrading to OES—Best Practices Guide June 2016 Legal Notices For information about legal notices, trademarks, disclaimers, warranties, export and other use restrictions, U.S. Government rights, patent policy, and FIPS compliance, see https://www.novell.com/company/legal/. Copyright © 2016 Novell, Inc. All Rights Reserved. About This Guide 5 1 Frequently Asked Questions 7 Why Not Stay on NetWare? . 7 What About My Older NetWare Servers? . 8 What’s New in OES?. 8 What Do Novell Customers Recommend? . 8 What Are the Differences Between NetWare and OES?. 10 System and Administrative User and Group Differences . 10 Comparing Services Between NetWare and OES . 10 Services Not Included in OES . 17 How Much Training Is Needed? . 17 What Our Customers Tell Us . 17 Conduct a Training Assessment. 18 What Training Is Available?. 18 Novell Training Services . 19 Complimentary Free Training. 19 Product Documentation . 19 Does Novell Have Community Support to Help Me with My Migration? . 19 2 Getting Started 21 Assessing Your Current Network . 21 Running Novell Support Advisor. 21 Recording Your Current Network Information. .21 Identifying Needed Improvements . 23 Server Hardware Considerations . 24 Consolidation Considerations. 25 Virtualization Considerations . 25 File System Considerations . 25 Method Considerations . 26 Network Considerations . 26 eDirectory/LDAP Considerations . 26 Time Synchronization. 26 Cluster Considerations. 27 Application Compatibility Considerations . 27 LAN/WAN Connection Considerations . 27 3 Upgrading eDirectory to OES 29 About eDirectory in OES. 29 The Role of eDirectory in OES. 29 eDirectory Version Considerations . 30 About eDirectory Management Tools in OES. 31 Planning Your eDirectory Upgrade . 32 Deciding Whether to Redesign Your Tree . 32 Checking eDirectory Health . 33 For More Information . 35 Upgrading eDirectory . 35 Do Not Install or Upgrade to eDirectory 8.8 Separately from OES . 36 Choosing an Upgrade Strategy . 36 Moving, Creating, or Importing eDirectory Users . 37 Post-Upgrade Checks. 38 About Domain Services for Windows . 38 File Access . 39 User Management . 40 Storage Management. 41 Additional eDirectory Resources . 41 4 Upgrading NSS and Data Storage to OES 43 About NSS in OES . 43 NSS Is Designed for the Enterprise . 43 More Reasons to Consider NSS . 43 Platform Differences in NSS . 44 Planning to Upgrade NSS . 44 Identify NSS Coexistence and Migration Issues . 44 Limitations . 45 Moving NSS and Data. 46 Moving NSS Devices Cross-Platform . 46 Moving Data from NSS on NetWare to NSS on OES . 46 Moving Data from NSS to Other Volume Types . 46 Post-Upgrade Procedures . ..