Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(1) (OL-25090-01, July 2011)

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Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(1)
OL-25090-01
Limitations and Restrictions
Note If you are currently using IVR non-NAT mode, migrate to IVR-NAT before you upgrade to
NX-OS Release 5.2(1). See the migration procedure in the “Upgrading Guidelines Specific to
NX-OS Release 5.2(1)” section on page 14.
Limitations and Restrictions
This section lists the limitations and restrictions. The following limitations are described:
• FCoE Module, page 25
• IPv6, page 26
• User Roles, page 26
• Schedule Job Configurations, page 26
• Maximum Number of Zones Supported in Interop Mode 4, page 26
• InterVSAN Routing, page 26
• Java Web Start, page 27
• VRRP Availability, page 27
• Using a RSA Version 1 Key for SSH Following an Upgrade, page 27
• CFS Cannot Distribute All Call Home Information, page 28
• Availability of F Port Trunking and F Port Channels, page 28
• Reserved VSAN Range and Isolated VSAN Range Guidelines, page 29
• Applying Zone Configurations to VSAN 1, page 29
• Running Storage Applications on the MSM-18/4, page 29
• RSPAN Traffic Not Supported on CTS Ports on 8-Gbps Switching Modules, page 29
• I/O Accelerator Feature Limitations, page 30
• Support for FCIP Compression Modes, page 30
• Saving Copies of the Running Kickstart and System Images, page 30
• Configuring Buffer Credits on a Generation 2 or Generation 3 Module, page 30
• Features Not Supported on the Cisco MDS 9148 Switch, page 31
• PPRC Not Supported with FCIP Write Acceleration, page 31
FCoE Module
• In Cisco MDS NX-OS Release 5.2(1), you cannot install a FCoE module in a switch that is running
DMM, SME, or IOA.
• Link traps for FCoE devices are sent only when a VFC interface flaps.