HP Cisco MDS 9120 Cisco MDS 9000 Family Release Notes for Cisco MDS SAN-OS Rel - Page 24
To SAN-OS Release, Nondisruptive Downgrade Path, To SAN-OS Release with FICON Enabled, Downgrade Path
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Downgrading Your Cisco MDS SAN-OS Software Image Send documentation comments to [email protected] Table 8 Nondisruptive Downgrade Path from SAN-OS Release 3.3(1c) To SAN-OS Release Nondisruptive Downgrade Path SAN-OS 2.1(2) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.1(2). SAN-OS 2.1(1b) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.1(1b). SAN-OS 2.1(1a) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.1(1a). SAN-OS 2.0(4a) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.0(4a). SAN-OS 2.0(4) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.0(4). SAN-OS 2.0(3) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.0(3). SAN-OS 2.0(2b) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.0(2b). SAN-OS 2.0(1b) Downgrade to SAN-OS Release 2.1(2b) and then downgrade to Release 2.0(1b). SAN-OS 1.x 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. Use Table 9 to determine your nondisruptive downgrade path, if you have FICON enabled, from Cisco SAN-OS Release 3.3(1c). Find the image release number you are currently using in the Current Release with FICON Enabled column of the table and use the path recommended. Table 9 FICON Downgrade Path from SAN-OS 3.3(1c) To SAN-OS Release with FICON Enabled SAN-OS 3.0(3b) SAN-OS 3.0(2) SAN-OS 2.0(2b) SAN-OS 1.3(4a) Downgrade Path You can nondisruptively downgrade directly from SAN-OS Release 3.3(1c). You can nondisruptively downgrade directly from SAN-OS Release 3.3(1c). Use the interface shutdown command to administratively shut any Fibre Channel ports on Generation 1 modules that are in an operationally down state before nondisruptively downgrading from SAN-OS Release 3.3(1c) to SAN-OS Release 3.0(3b) or SAN-OS Release 3.0(2), and then to SAN-OS Release 2.0(2b). An operationally down state includes Link failure or not-connected, SFP not present, or Error Disabled status in the output of a show interface command. When an interface is administratively shut it will then show as Administratively down. Interfaces that are currently up or trunking do not need to be shut down. Downgrade to SAN-OS Release 3.0(2). Use the shutdown command to shut all the ports operationally down and administratively up on all the Generation 1 modules before nondisruptively downgrading to Release 2.0(2b) and then downgrade to 1.3(4a). Cisco MDS 9000 Family Release Notes for Cisco MDS SAN-OS Release 3.3(1c) 24 OL-14116-08