Always consult the VMware Compatibility Guide.
This is now the official home for VMware binaries. You must have a registered account and an active entitlement to access these downloads. Navigate to the section. Search for Cisco Custom Image for ESXi . Select your version (e.g., 7.0 U3 or 8.0 U2). 2. Cisco Software Central
Pre-validated firmware and driver interoperability. vmware esxi cisco custom iso top download
This guide covers why you need the custom image, where to find the top download links, and how to install it correctly. Why Use the Cisco Custom ISO?
Ensure that your BIOS settings are set to "UEFI" mode and that "Quiet Boot" is disabled to see where the boot sequence is hanging. Always consult the VMware Compatibility Guide
Optimized I/O pathing for blade and rack servers. Top Download Locations for ESXi Cisco ISOs
💡 If you are updating an existing host, you can often use the Cisco Offline Bundle ( .zip file) via the ESXi command line ( esxcli ) instead of a full ISO reinstall. Navigate to the section
Log into the Cisco Integrated Management Controller (CIMC).
Ensure your UCS Infrastructure is at the recommended "Star" release for that specific ISO. How to Install the Custom ISO