HP Cisco MDS 8/24c Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Rel - Page 27
XRC Acceleration License, Limitations and Restrictions, Support for Generation One Modules
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Limitations and Restrictions Send documentation comments to [email protected] XRC Acceleration License The Cisco Extended Remote Copy (XRC) acceleration license activates FICON XRC acceleration on the Cisco MDS 9222i switch and on the MSM-18/4 in the Cisco MDS 9500 Series directors. One license per chassis is required. You must install the Mainframe Package and the SAN Extension over FCIP Package before you install the XRC acceleration license. The Mainframe Package enables the underlying FICON support, and the FCIP license or licenses enable the underlying FCIP support. XRC acceleration is not supported on the SSN-16. Limitations and Restrictions This section lists the limitations and restrictions for this release. The following limitations are described: • Support for Generation One Modules, page 27 • IPv6, page 28 • User Roles, page 28 • Red Hat Enterprise Linux, page 28 • Generation 1 Module Limitation, page 28 • Schedule Job Configurations, page 28 • Maximum Number of Zones Supported in Interop Mode 4, page 29 • InterVSAN Routing, page 29 • Java Web Start, page 29 • VRRP Availability, page 29 • Using a RSA Version 1 Key for SSH Following an Upgrade, page 29 • CFS Cannot Distribute All Call Home Information, page 30 • Availability of F Port Trunking and F Port Channels, page 30 • Reserved VSAN Range and Isolated VSAN Range Guidelines, page 31 • Applying Zone Configurations to VSAN 1, page 31 • Running Storage Applications on the MSM-18/4, page 32 • RSPAN Traffic Not Supported on CTS Ports on 8-Gbps Switching Modules, page 32 • I/O Accelerator Feature Limitations, page 32 • Support for FCIP Compression Modes, page 32 • Saving Copies of the Running Kickstart and System Images, page 32 • Configuring Buffer Credits on a Generation 2 or Generation 3 Module, page 33 • Features Not Supported on the Cisco MDS 9148 Switch, page 33 • PPRC Not Supported with FCIP Write Acceleration, page 33 Support for Generation One Modules As of Cisco MDS NX-OS Release 5.0(1a), support for Generation One modules has been discontinued. See the "Support for Generation One Modules" section for more information. OL-21012-02 Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.0(4) 27