Upgrade Cisco UCS Server Firmware with Host Update Utility
Upgrading server firmware is an integral part of patching your infrastructure. Typically, device firmware is installed prior to upgrading your OS/hypervisor. In this scenario, we will be upgrading Cisco UCS server firmware via the Host Update Utility (HUU). This specific server/host is running VMware ESXi. It is also worth noting, this process is also revelevant on how to upgrade Cisco CIMC. Before we get into the actual server firmware patching, let’s talk about drivers vs firmware as these two may…