[HPE SN6620C] Cisco NX-OS 9.4.5 Firmware Upgrade Guide
1. Background: Why NX-OS 9.4.5 Upgrade Was Necessary In an enterprise customer environment running HPE SN6620C (Cisco MDS 9148T-based) 32Gb FC SAN switches, a firmware upgrade was requested to improve system stability. The legacy 9.2.2 release had known issues such as environmental sensor polling false positives (e.g., Amber LED triggers) and potential BIOS timeout risks during ISSU. Consequently, we chose NX-OS 9.4(5), designated as the Recommended Release by both HPE and Cisco official advisories. ...