Download [better] Cisco Custom Image For Esxi 70 U3 Verified May 2026

The official Cisco custom image for VMware ESXi 7.0 Update 3 can be downloaded directly from the Broadcom Support Portal. Following Broadcom's acquisition of VMware, all official ISOs and OEM custom images are now hosted on their unified platform. Verified Download Steps

Access the Portal: Log in to the Broadcom Support Portal with your registered credentials.

Navigate to Downloads: Select "VMware Cloud Foundation" or search for "vSphere" under the My Downloads section.

Choose Version: Select VMware vSphere and the major version 7.0.

Select Custom ISOs: Under the "Custom ISOs" tab, search for the Cisco Custom Image for ESXi 7.0U3.

Identify the Latest Release: As of mid-2024, the latest reported custom version is ESXi 7.0 Update 3o (e.g., VMware-ESXi-7.0.3o-22348816-Custom-Cisco-4.3.2-a.1.iso). Verification and Compatibility download cisco custom image for esxi 70 u3 verified

Checksum Verification: Always verify the SHA256 checksum provided on the Broadcom download page against your downloaded file to ensure integrity.

Firmware Alignment: Ensure your Cisco UCS server firmware matches the driver version bundled in the ISO. For example, the 4.3.2-a.1 suffix in the filename indicates the recommended UCS firmware level.

Alternative for Existing Hosts: If you already have ESXi installed, you do not need to use a custom ISO. You can apply standard VMware patches and then install the Cisco UCS Add-on (offline bundle) via the vSphere Lifecycle Manager to keep drivers current. Key Release Information Latest Known Custom ISO 7.0 Update 3o Release Frequency

Cisco often lags slightly behind VMware's base patch releases. Official Source Broadcom Support (formerly VMware Customer Connect). VMWare ESXi 7.0U3p Cisco Custom Image

Here’s a response you can use or adapt, depending on whether you’re writing instructions, a support ticket, a wiki entry, or an internal IT note. The official Cisco custom image for VMware ESXi 7

4. Step-by-Step Download Instructions

To ensure you are downloading a verified and safe image, always source the file directly from Cisco.

Step 1: Access the Software Center

Navigate to software.cisco.com.
Log in with your Cisco credentials.

Step 2: Locate the Product

In the search bar or product navigation, select Unified Computing System (UCS).
Select your server series (e.g., UCS C-Series Rack Mount Servers).
Select your specific model (e.g., UCS C220 M5).

Step 3: Navigate to Downloads

Click the Downloads tab.
In the "Select a Software Type" or "Category" filter, look for "Virtualization" or "Unified Computing System (UCS) Drivers".
Note: Sometimes the image is located under a specific folder named "VMware vSphere ESXi".

Step 4: Select the Version

Expand the folder for VMware vSphere ESXi 7.0.
Look for the U3 (Update 3) subfolder.
You will see the ISO file listed. It typically looks like: VMware-VMvisor-Installer-7.0U3-19193900-Custom-Cisco-4.1.2.9-release.iso (Version numbers vary).

Step 5: Download

Click the Download button.
Accept the End User License Agreement (EULA) if prompted.

3.1. Checksum Verification

Cisco provides MD5 and SHA512 checksums for all software downloads.

On the Cisco download page, click the "Info" or "Details" icon next to the filename to reveal the published checksum.
For Windows: Run CertUtil -hashfile <path-to-iso> SHA512.
For Linux/macOS: Run sha512sum <path-to-iso> or shasum -a 512 <path-to-iso>.
Compare the output with the value listed on the Cisco website. They must match exactly.

5. Common Pitfalls and Troubleshooting

Step 1: Access the Official VMware Download Portal

Go to:
👉 https://my.vmware.com/web/vmware/downloads

Post-download actions (brief)

Create bootable media (USB) or upload the ISO to your management platform (IMC/UCS Manager, vSphere Image Depot).
If patching existing hosts, use VMware Update Manager or esxcli with the offline bundle.
Test installation/upgrades in a lab before production.