Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.0(4d) (OL-21012-06 B0, May 2011)

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Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.0(4d)
OL-21012-06
Downgrading Your Cisco MDS SAN-OS Software Image
FICON Downgrade Paths
Table 15 lists the downgrade paths for FICON releases. Find the image release number that you want to
downgrade to in the To Release with FICON Enabled column of the table and follow the recommended
downgrade path.
3.2(3a)
3.2(3)
3.2(2c)
3.2(1a)
3.2(1)
3.1(4)
3.1(3a)
3.1(3)
3.1(2b)
3.1(2a)
3.1(2)
3.0(3a)
3.0(3)
3.0(2a)
3.0(2)
3.0(1)
2.1(3)
2.1(2e)
2.1(2d)
2.1(2b)
2.1(2)
2.1(2b)
2.1(1a)
Downgrade to NX-OS Release 4.2(x) or Release 4.1(x) first, then downgrade
to SAN-OS Release 3.3(x), and then downgrade to Release 3.2(x), Release
3.1(x)., Release 3.0(x), or Release 2.1(x).
2.0(4a)
2.0(4)
2.0(3)
2.0(2b)
2.0(1b)
Downgrade to NX-OS Release 4.2(x) or Release 4.1(x) first, then downgrade
to SAN-OS Release 3.3(x), then downgrade to Release 2.1(2x), and then
downgrade to Release 2.0(x).
1.x Downgrade to NX-OS Release 4.2(x) or Release 4.1(x) first, then downgrade
to SAN-OS Release 3.3(x), then downgrade to SAN-OS to Release 2.1(2b),
then to Release 1.3(4a), and then downgrade to your SAN-OS 1.x release.
Table 14 Nondisruptive Downgrade Path from NX-OS Release 5.0(4d) (continued)
To NX-OS or SAN-OS
Release Nondisruptive Downgrade Path
Table 15 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).