Release Notes

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25
)Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.0(1a)
OL-21012-01
New Features in Cisco MDS NX-OS Release 5.0(1a)
New Features in Cisco MDS NX-OS Release 5.0(1a)
Cisco NX-OS Release 5.0(1a) is a software release that includes new features, enhancements, and bug
fixes. It also supports the launch of the new MDS 9148 Multilayer Fabric Switch.
This release includes the following major features:
• Secure Erase on the MSM-18/4 and the MDS-9222i
• AAA Enhancements
• IOA with IVR
• SME with IVR
• SFP Diagnostics
For descriptions of the new features in Fabric Manager Release 5.0(1a), see the Cisco Fabric Manager
Release Notes for Release 5.0(1a).
NX-OS Feature Descriptions
This section includes descriptions of the major new features of MDS NX-OS Release 5.0(1a) and
indicates where the feature is documented.
Table 16 FICON Downgrade Path from NX-OS Release 4.1(1c)
To Release with FICON Enabled Downgrade Path
SAN-OS 3.3(1c) You can nondisruptively downgrade directly from NX-OS Release 4.1(1c).
SAN-OS 3.2(2c) First downgrade to SAN-OS Release 3.3(1c) and then downgrade to Release
3.2(2c).
SAN-OS 3.0(3b) First downgrade to SAN-OS Release 3.3(1c) and then downgrade to Release
3.0(3b).
SAN-OS 3.0(2) First downgrade to SAN-OS Release 3.3(1c) and then downgrade to Release
3.0(2).
SAN-OS 2.0(2b) Use the interface shutdown command to administratively shut any Fibre
Channel ports on Generation 1 modules that are in an operationally down
state before nondisruptively downgrading from NX-OS Release 4.1 to
SAN-OS Release 3.3(1c) then to SAN-OS Release 3.0(3b) or SAN-OS
Release 3.0(2), and then to SAN-OS Release 2.0(2b). An operationally down
state includes
Link failure or not-connected, SFP not present, or
Error Disabled
status in the output of a show interface command. When
an interface is administratively shut it will then show as
Administratively
down
. Interfaces that are currently up or trunking do not need to be shut
down.
SAN-OS 1.3(4a) Downgrade to SAN-OS Release 3.3(1c) and then to Release 3.0(2). Use the
shutdown command to shut all the ports operationally down and
administratively up on all the Generation 1 modules before nondisruptively
downgrading to Release 2.0(2b) and then downgrade to 1.3(4a).