Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 4.2(1a) (OL-19964-02, September 2009)

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Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 4.2(1a)

OL-19964-02

Upgrading Your Cisco MDS NX-OS Software Image

This section lists the guidelines recommended for upgrading your Cisco MDS NX-OS software image

and includes the following topics:

• General Upgrading Guidelines, page 14

• Enabling Telnet Required After an Upgrade, page 19

• Upgrading Effect on VSAN 4079, page 19

• FICON Supported Releases and Upgrade Paths, page 17

• Upgrading with IVR Enabled, page 19

• Reconfiguring SSM Ports Before Upgrading to NX-OS Release 4.2(1a), page 20

• Upgrading the SSI Image on Your SSM, page 22

• Upgrading a Cisco MDS 9124 or Cisco MDS 9134 Switch, page 22

• Performing a Disruptive Upgrade on a Single Supervisor MDS Family Switch, page 23

• Resetting SNMP Notifications Following an Upgrade, page 23

Note Before you begin the upgrade process, review the list of chassis and modules that Cisco MDS NX-OS

Release 4.2(1a) supports. See the “MDS 9000 Chassis and Module Support in Cisco MDS NX-OS 4.x”

section on page 9.

For detailed instructions for performing a software upgrade using Cisco Fabric Manager, see the Cisco

Fabric Manager Release Notes for Release 4.2(1a), which is available from the following website:

http://www.cisco.com/en/US/partner/products/ps10495/prod_release_notes_list.html

General Upgrading Guidelines

Note To upgrade to NX-OS Release 4.2(1a) from SAN-OS Release 3.2(3a) or earlier, first upgrade to SAN-OS

Release 3.3(x) and then upgrade to NX-OS Release 4.2(1a).

Use the following guidelines when upgrading to Cisco MDS NX-OS Release 4.2(1a):