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IBM N Series Hardware Guide

IBM N Series
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Chapter 20. Designing for nondisruptive upgrades 283
20.1.2 Supported Data ONTAP upgrades
Support for system NDU differs slightly according to the protocols that are in use on the
system. The following sections describe those protocols.
Support for NFS environments
Table 20-1 shows the major and minor upgrades that have NDU support in an NFS
environment.
Table 20-1 NDU support for NFS environments
Support for CIFS environments
System NDU is not supported for CIFS, NDMP, FTP, or any other protocol that does not have
state recovery mechanisms.
Support for FC and iSCSI environments
Table 20-2 shows the major and minor upgrades that have NDU support in a block storage
(Fibre Channel or iSCSI) environment.
Table 20-2 NDU support for block storage environments
Source Data ONTAP version Minor version NDU
supported
Major version NDU
supported
7.1, 7.1.1 Yes No
7.1.2 (and later) Yes Yes
7.2, 7.2.1, 7.2.2 Yes No
7.2.3 (and later) Yes Yes
7.3 (and later) Yes Yes
a
a. Customers who are upgrading from Data ONTAP 7.3.2 can perform major version NDU to Data
ONTAP 8.0 and 8.1 releases. This is an exception to the guidelines for major version NDU.
Customers who are running Data ONTAP 7.3 or 7.3.1 must perform a minor version NDU to
7.3.2 before upgrading directly to 8.1.
8.0 (and later) Yes Yes
8.1 (and later) Yes Yes
Source Data ONTAP version Minor version NDU
supported
Major version NDU
supported
7.1, 7.1.1 Yes No
7.1.2 (and later) Yes Yes
7.2, 7.2.1, 7.2.2 Yes No
7.2.3 (and later) Yes Yes
7.3 (and later) Yes Yes
8.0 (and later) Yes Yes
8.1 (and later) Yes Yes

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IBM N Series Specifications

General IconGeneral
BrandIBM
ModelN Series
CategoryStorage
LanguageEnglish

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