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Downgrading from a Higher Release
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m .
For example, to revert to Cisco MDS SAN-OS Release 1.3(4b) or 1.3(5) from Release 2.x, follow these
steps:
Issue the show incompatibility system image-filename command to determine if you need to disable
Step 1
any features not supported by the older release.
Switch# show incompatibility system bootflash:m9200-ek9-mz.1.3.4b.bin
The following configurations on active are incompatible with the system image
1) Service :port-channel , Capability :CAP_FEATURE_AUTO_CREATED_PORT_CHANNEL
2) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_VSAN
Description :CFS - Distribution is enabled for VSAN
Capability requirement :STRICT
3) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_SYSLOGD
Description :CFS - Distribution is enabled for SYSLOGD
Capability requirement :STRICT
4) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_ROLE
Description :CFS - Distribution is enabled for ROLE
Capability requirement :STRICT
5) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_CALLHOME
Description :CFS - Distribution is enabled for CALLHOME
Capability requirement :STRICT
6) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_PORT_SECURITY
Description :CFS - Distribution is enabled for PORT-SECURITY
Capability requirement :STRICT
7) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_NTP
Description :CFS - Distribution is enabled for NTP
Capability requirement :STRICT
8) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_TACACS
Description :CFS - Distribution is enabled for TACACS
Capability requirement :STRICT
9) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_RADIUS
Description :CFS - Distribution is enabled for RADIUS
Capability requirement :STRICT
10) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_SFM
Description :CFS - Distribution is enabled for SFM
Capability requirement :STRICT
11) Service :cfs , Capability :CAP_FEATURE_CFS_ENABLED_DEVICE_ALIAS
Description :CFS - Distribution is enabled for DEVICE-ALIAS
Capability requirement :STRICT
Save the configuration using the copy running-config startup-config command.
Step 2
Issue the install all command to downgrade the software (see the
Step 3
page
Cisco MDS 9000 Family Configuration Guide
6-26
Description :active mode port channels, auto create enabled ports or auto created
port-channels are present
Capability requirement :STRICT
6-5).
Chapter 6
Software Images
"Automated Upgrades" section on
OL-6973-03, Cisco MDS SAN-OS Release 2.x
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