Where I can download latest software and firmware for Voltaire 4036 IB switch? (p/n VLT-30111 C02)
There is no 4036 model on support page http://www.mellanox.com/page/firmware_download
The 4036 is a manged switch so it just requires a software (software upgrade also upgrades firmware).
You can have access to the 4036 software from:
Login | myMellanox
Mellanox support does not give a login with my serial number. So for those who search http://h20564.www2.hpe.com/hpsc/swd/public/detail?swItemId=MTX_e36c6c6b4cd249c2b2edbf4aab
Retrieving data ...