Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 4.2(1a) (OL-19964-02, September 2009)

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Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 4.2(1a)
OL-19964-02
Upgrading Your Cisco MDS NX-OS Software Image
FICON Supported Releases and Upgrade Paths
Cisco MDS NX-OS Release 4.2(1a) supports FICON.
SAN-OS 2.1(1b) Upgrade to SAN-OS Release 2.1(2b), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(2d), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(2e), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(3), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
SAN-OS 2.1(1a) Upgrade to SAN-OS Release 2.1(2b), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(2d), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(2e), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(3), then upgrade to Release 3.3(x), and then
upgrade to NX-OS Release 4.2(1a)
SAN-OS 2.0(x) Upgrade to SAN-OS Release 2.1(2b), then upgrade to Release 3.3(x). and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(2d), then upgrade to Release 3.3(x). and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(2e), then upgrade to Release 3.3(x). and then
upgrade to NX-OS Release 4.2(1a)
or
Upgrade to SAN-OS Release 2.1(3), then upgrade to Release 3.3(x). and then
upgrade to NX-OS Release 4.2(1a)
SAN-OS 1.x Upgrade to SAN-OS Release 1.3(4a), then to Release 2.1(2b), then upgrade to
Release 3.3(x), and then upgrade to NX-OS Release 4.2(1a)
Table 8 Nondisruptive Upgrade Path to Cisco MDS NX-OS Release 4.2(1a) (continued)
Current Nondisruptive Upgrade Path