You're looking for information on downloading Huawei iManager U2000 software. Here's what I found:
The Huawei iManager U2000 software download is not a simple “click and save” operation—it is a controlled process reserved for paying customers and authorized partners. While this may seem restrictive, it ensures network stability, security, and professional support. Huawei Imanager U2000 Software Download
Integrity Verification: Huawei provides digital signature files (PGP or CMS format) with every package. It is recommended to use the ICS Lite tool to automatically verify software integrity before installation. Push patch to managed U2000 servers Schedule maintenance