Release Notes

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3
)Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.0(1a)
OL-21012-01
Introduction
• MDS 9000 Chassis and Module Support, page 9
• Migrating from Supervisor-1 Modules to Supervisor-2 Modules, page 12
• Software Download Process, page 12
• Upgrading Your Cisco MDS NX-OS Software Image, page 15
• Downgrading Your Cisco MDS SAN-OS Software Image, page 21
• New Features in Cisco MDS NX-OS Release 5.0(1a), page 25
• Hardware Changes, page 27
• Licensed Cisco NX-OS Software Packages, page 28
• Deprecated Features, page 29
• Limitations and Restrictions, page 30
• Caveats, page 37
• Related Documentation, page 48
• Obtaining Documentation and Submitting a Service Request, page 50
Introduction
The Cisco MDS 9000 Family of Multilayer Directors and Fabric Switches provides industry-leading
availability, scalability, security, and management, allowing you to deploy high performance
storage-area networks with lowest total cost of ownership. Layering a rich set of intelligent features onto
a high performance, protocol agnostic switch fabric, the Cisco MDS 9000 Family addresses the stringent
requirements of large data center storage environments: uncompromising high availability, security,
scalability, ease of management, and seamless integration of new technologies.
Cisco MDS 9000 NX-OS Software powers the award winning Cisco MDS 9000 Series Multilayer
Switches. It is designed to create a strategic SAN platform with superior reliability, performance,
scalability, and features. Formerly known as Cisco SAN-OS, Cisco MDS 9000 NX Software is fully
interoperable with earlier Cisco SAN-OS versions and enhances hardware platform and module support.
Components Supported
Table 2 lists the NX-OS software part numbers and hardware components supported by the Cisco MDS
9000 Family.
Note To use the Cisco Storage Services Enabler package, Cisco MDS SAN-OS Release 1.3(5) or later must
be installed on the MDS switch.
Table 2 Cisco MDS 9000 Family Supported Software and Hardware Components
Component Part Number Description Applicable Product
Software M95S2K9-5.0.1a MDS 9500 Supervisor/Fabric-2, NX-OS software MDS 9500 Series only
M92S2K9-5.0.1a MDS 9200 Supervisor/Fabric-2, NX-OS software MDS 9222i Switch only