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Essential Upgrade Prerequisites
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 .
Dependent Factors for Software Installation
The software image install procedure is dependent on the following factors:
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Essential Upgrade Prerequisites
Before attempting to migrate to any software image version, follow these guidelines:
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Note
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Cisco MDS 9000 Family Configuration Guide
6-2
Software images—The kickstart and system image files reside in directories or folders that can be
accessed from the Cisco MDS 9000 Family switch prompt.
Image version—Each image file has a version.
Flash disks on the switch—The bootflash: resides on the supervisor and the CompactFlash disk is
inserted into the slot0: device.
Supervisor modules—There are single or dual supervisor modules.
Customer Service
Before performing any software upgrade, contact your respective customer service representative to
review your software upgrade requirements and to provide recommendations based on your current
operating environment.
If you purchased Cisco support through a Cisco reseller, contact the reseller directly. If you
purchased support directly from Cisco Systems, contact Cisco Technical Support at this URL:
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml
Scheduling
Schedule the upgrade when the fabric is stable and steady. Ensure that everyone who has access to
the switch or the network is not configuring the switch or the network during this time. All
configurations are disallowed at this time.
Space
Verify that sufficient space is available in the location where you are copying the images. This
location includes the active and standby supervisor bootflash: (internal to the switch).
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Standby supervisor module bootflash: filesystem (see the
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Internal bootflash: offers approximately 200 MB of user space.
Hardware
Avoid power interruption during any install procedure. These kinds of problems can corrupt the
software image.
Connectivity (to retrieve images from remote servers)
Configure the IP address for the 10/100BASE-T Ethernet port connection (interface mgmt0).
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Ensure the switch has a route to the remote server. The switch and the remote server must be in
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the same subnetwork if you do not have a router to route traffic between subnets.
Chapter 6
Software Images
Chapter 4, "Initial
Configuration").
OL-6973-03, Cisco MDS SAN-OS Release 2.x
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