Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 6.2(1) (OL-29201-01, April 12, 2013)

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Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 6.2(1)
OL-29201-01
Downgrading Your Cisco MDS SAN-OS Software Image
Use Table 18 to determine the nondisruptive downgrade path from Cisco NX-OS Release 6.2(1). Find
the NX-OS or SAN-OS image that you want to downgrade to in the To SAN-OS Release column of the
table and follow the steps in the order specified to perform the downgrade.
Note The software downgrade information in Table 18 applies only to Fibre Channel switching traffic.
Downgrading system software disrupts IP and intelligent services traffic.
Table 18 Nondisruptive Downgrade Path from NX-OS Release 6.2(1
To NX-OS or SAN-OS
Release Nondisruptive Downgrade Path and Ordered Downgrade Steps
NX-OS:
Release 5.2(1), 5.2(2),
5.2(2a), 5.2(2d),
5.2(6), 5.2(6a),
5.2(6b), and 5.2(8)
Downgrade directly from NX-OS Release 6.2(1).
All 5.0(x) releases
1. Downgrade from NX-OS Release 6.2(1).
2. Downgrade from NX-OS Release 5.2(x).
All 4.2(x) and 4.1(x)
releases
1. Downgrade from NX-OS Release 6.2(1).
2. Downgrade from NX-OS Release 5.2(x).
3. Downgrade to NX-OS Release 5.0(x).
4. Downgrade to NX-OS Release 4.2(x) or 4.1(x).
SAN-OS:
All 3.3(x) releases
1. Downgrade from NX-OS Release 6.2(1).
2. Downgrade from NX-OS Release 5.2(x).
3. Downgrade to NX-OS Release 5.0(x).
4. Downgrade to NX-OS Release 4.2(x) or Release 4.1(x).
5. Downgrade to SAN-OS Release 3.3(x).
All 3.2(x), 3.1(x),
3.0(x) releases, and all
2.1(x) releases.
1. Downgrade from NX-OS Release 6.2(1).
2. Downgrade from NX-OS Release 5.2(x).
3. Downgrade to NX-OS Release 5.0(x).
4. Downgrade to NX-OS Release 4.2(x) or Release 4.1(x).
5. Downgrade to SAN-OS Release 3.3(x).
6. Downgrade to SAN-OS Release 3.2(x), Release 3.1(x)., Release 3.0(x), or
Release 2.1(x).