Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(6b) (OL-27554-03 D0, December 21, 2013)

Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(6b)

OL-27554-03

New Features in Cisco MDS NX-OS Release 5.2

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SME Disk signature mode allows snapshots of a crypto LUN across key change operations.

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SME Disk signature mode automatically recognizes snapshots that are exposed to the host,

based on the media signature.

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SME Disk now supports Master Key Rekey (MKR) on a cluster for both signature and

non-signature mode.

These enhancements require Cisco NX-OS Release 5.2(6) and Cisco DCNM Release 6.1(1a). For more

information on these feature enhancements, see the Cisco MDS 9000 Family NX-OS Storage Media

Encryption Configuration Guide.

New Features in Cisco MDS NX-OS Release 5.2(2d)

Cisco MDS NX-OS Release 5.2(2d) is a maintenance release that includes bug fixes. It does not include

any new features.

New Features in Cisco MDS NX-OS Release 5.2(2a)

Cisco MDS NX-OS Release 5.2(2a) is a maintenance release that includes bug fixes and the following

feature enhancement:

• Port Monitor

Port monitoring has been enhanced with several ASIC counters that monitor and report internal

packet drops.

Additional information about this feature enhancement is available in the Cisco MDS 9000 Series

Interfaces Configuration Guide.

New Features in Cisco MDS NX-OS Release 5.2(2)

Cisco MDS NX-OS Release 5.2(2) is a FICON-certified version of Cisco MDS NX-OS Release 5.2(1),

that also includes new features and bug fixes. In addition to these features, Cisco MDS NX-OS Release

5.2(2) supports all the new software features and new hardware that were introduced in Cisco MDS

NX-OS Release 5.2(1).

Cisco MDS NX-OS Release 5.2(2) supports the following software features:

• FICON Certification

Cisco MDS NX-OS Release 5.2(2) is a FICON-certified release that supports these features:

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Nondisruptive software upgrades to and downgrades from Cisco NX-OS Release 4.2(7b), which

is the previous FICON-certified release.

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FICON FCIP on the Cisco MDS 9000 SSN-16 module, including FICON Tape Acceleration and

XRC Acceleration.

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FICON Tape Acceleration for ESCON through Optica PRIZM.

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FICON support on the Cisco MDS 9000 32-port 8-Gbps Advanced Fibre Channel Switching

module, the Cisco MDS 9000 48-port 8-Gbps Advanced Fibre Channel Switching module, and

the Cisco MDS 9513 Switching Fabric 3 module (DS-13SLT-FAB3).

• Availability of Cisco MDS NX-OS Release 5.2 on Cisco MDS 9100 Series Fabric Switches