Supported Cisco MDS NX-OS Software Nondisruptive Downgrade Paths

The following section describes how to downgrade from Cisco MDS NX-OS Release 9.x to an earlier Cisco MDS NX-OS Release.

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.4(2)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.4(2) Downgrade to the target release
9.4(1) Downgrade to the target release
9.3(x) Downgrade to the target release
9.2(x) Downgrade to the target release
8.5(1) Downgrade to the target release
8.4(2c), 8.4(2d), 8.4(2e), 8.4(2f) Downgrade to the target release
Any 8.x prior to 8.4(2c)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
7.3(1)DY

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade directly to MDS NX-OS Release 8.1(1b)

  3. Downgrade to the target release
6.2(29), 6.2(31), 6.2(33)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.4(1a)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.4(1) Downgrade to the target release
9.3(x) Downgrade to the target release
9.2(x) Downgrade to the target release
8.5(1) Downgrade to the target release
8.4(2c), 8.4(2d), 8.4(2e), 8.4(2f) Downgrade to the target release
Any 8.x prior to 8.4(2c)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
7.3(1)DY

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade directly to MDS NX-OS Release 8.1(1b)

  3. Downgrade to the target release
6.2(29), 6.2(31), 6.2(33)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.4(1)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.(x) Downgrade to the target release
8.1(x) and above releases Downgrade to the target release
All 7.3(x) releases

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
6.2(29) and above releases

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
6.2(13a) until 6.2(27)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
All 6.2(x) releases prior to 6.2(13a)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to MDS NX-OS Release 6.2(13a)

  3. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.3(2a)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.3(x) Downgrade to the target release
9.2(x) Downgrade to the target release
8.1(x) and above releases Downgrade to the target release
All 7.3(x) releases

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
6.2(29) and above releases

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
6.2(13a) until 6.2(27)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
All 6.2(x) releases prior to 6.2(13a)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to MDS NX-OS Release 6.2(13a)

  3. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.3(2)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.3(1) Downgrade to the target release
9.2(x) Downgrade to the target release
8.1(x) and above releases Downgrade to the target release
All 7.3(x) releases

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
6.2(29) and above releases

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
6.2(13a) until 6.2(27)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
All 6.2(x) releases prior to 6.2(13a)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to MDS NX-OS Release 6.2(13a)

  3. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.3(1)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.2(x) Downgrade to the target release
8.1(x) and above releases Downgrade to the target release
All 7.3(x) releases

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
6.2(29) and above releases

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
6.2(13a) until 6.2(27)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
All 6.2(x) releases prior to 6.2(13a)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to MDS NX-OS Release 6.2(13a)

  3. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.2(2)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
9.2(1) Downgrade to the target release
8.1(x) and above releases Downgrade to the target release
All 7.3(x) releases

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
6.2(29) and above releases

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
6.2(13a) until 6.2(27)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
All 6.2(x) releases prior to 6.2(13a)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to MDS NX-OS Release 6.2(13a)

  3. Downgrade to the target release

Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.2(1)

To MDS NX-OS Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
8.1(x) and above releases Downgrade to the target release
All 7.3(x) releases

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
6.2(29) and above releases

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
6.2(13a) until 6.2(27)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to the target release
All 6.2(x) releases prior to 6.2(13a)

  1. Downgrade directly to MDS NX-OS Release 8.1(1b)

  2. Downgrade to MDS NX-OS Release 6.2(13a)

  3. Downgrade to the target release

FICON Nondisruptive Downgrade Paths from Cisco MDS NX-OS Release 9.4(1a)

Current FICON-qualified Release Nondisruptive Downgrade Paths and Ordered Downgrade Steps
8.4(2e) Downgrade to the target release
8.4(2c) Downgrade to the target release
8.4(2b)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
8.4(1a)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
8.1(1b)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade to the target release
8.1(1a)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade directly to MDS NX-OS Release 8.1(1b)

  3. Downgrade to the target release
6.2(11e)

  1. Downgrade directly to MDS NX-OS Release 8.4(2c)

  2. Downgrade directly to MDS NX-OS Release 8.1(1b)

  3. Downgrade directly to MDS NX-OS Release 8.1(1a)

  4. Downgrade to the target release