cisco MDS firmware OS upgrade from 3.3(4) to 4.2(7a)

Hi,

Please go to Powerlink and browse through this location :-

Home > Support > Technical Documentation and Advisories > Hardware/Platforms Documentation > Connectrix Directors and Switches > Release Notes

Here you will find the release notes for all the firmware releases, go through these for all the details.

One most helpful tool's when doing upgrade's on the Emc connectivity supported switches is the procedure generator which can be downloaded from the website.

It contains step by step procedure for upgrading firmware on the switches and firmware supported by Emc connectivity support.

https://download.emc.com/downloads/DL38156_EMC_Connectrix_Procedure_Generator_-_Full_Version_.exe

Most of the firmware for Emc Cisco connectivity supported switches is currently listed in the following location.

https://support.emc.com/downloads/7845_Connectrix---MDS-Series

If your unable to get the firmware for EMC supported switches on the Emc website listed above please refer to the knowledge base article below.

Article:-

Connectrix: How to obtain old firmware versions for Connectrix Switches

https://support.emc.com/kb/12369

If you use Primus ref emc220383.

Also to ensure that the firmware was at sometime supported by Emc connectivity support you can reference document with release and service dates.

http://powerlink.emc.com/km/live1/en_US/Legacy_Conversion/PL_Support/Other/Release_and_EOSL_Dates_-_All_Firmware.pdf?mtcs=ZXZlbnRUeXBlPUttQ2xpY2tTZWFyY2hSZXN1bHRzRXZlbnQsZG9jdW1lbnRJZD0wOTAxNDA2NjgwNjM3MzVkLGRhdGFTb3VyY2U9RENUTV9lbl9VU18w