Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(8a) (OL-27554-05, May 16, 2013)

Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(8a)

OL-27554-05

Downgrading Your Cisco MDS SAN-OS Software Image

FICON Supported Releases and Upgrade Paths

Cisco MDS NX-OS Release 5.2(8a) is not a FICON-certified release.

Table 12 lists the SAN-OS and NX-OS releases that are certified for FICON. Refer to the specific release

notes for FICON upgrade path information.

Use Table 13 to determine the nondisruptive upgrade path for FICON-certified releases. Find the image

release number you are currently using in the Current Release with FICON Enabled column of the table

and follow the recommended path.

Downgrading Your Cisco MDS SAN-OS Software Image

This section lists the guidelines recommended for downgrading your Cisco MDS SAN-OS software

image and includes the following topics:

• Downgrading Guidelines Specific to NX-OS Release 5.2(8a), page 20

• General Downgrading Guidelines, page 21

• NX-OS Release 5.2(x) and Release 5.0(x) Software Downgrade and Upgrade Matrix for Cisco MDS

9509 and 9506 Switches, page 22

Table 12 FICON Supported Releases

FICON Supported Releases

NX-OS Release 5.2(2)

Release 4.2(7b)

Release 4.2(1b)

Release 4.1(1c)

SAN-OS Release 3.3(1c)

Release 3.2(2c)

Release 3.0(3b)

Release 3.0(3)

Release 3.0(2)

Release 2.0(2b)

Table 13 FICON Nondisruptive Upgrade Path

Current Release with FICON

Enabled Upgrade Path

NX-OS Release 4.2(7b) You can nondisruptively upgrade directly to NX-OS Release 5.2(2).

NX-OS Release 4.2(1b) You can nondisruptively upgrade directly to NX-OS Release 4.2(7b).

NX-OS Release 4.1(1c) You can nondisruptively upgrade directly to NX-OS Release 4.2(1b).

SAN-OS Release 3.3(1c) You can nondisruptively upgrade directly to NX-OS Release 4.2(1b).

SAN-OS Release 3.2(2c),

3.0(3b), 3.0(3), and 3.0(2).

First upgrade to SAN-OS Release 3.3(1c), and then upgrade to NX-OS

Release 4.2(1b).