Do not fall for scam sites promising a free "top" crack. The cost of a malware infection on your telecom network far exceeds the price of a legitimate support contract. For lab environments, reach out to Huawei’s training division directly—they often provide time-limited educational licenses.
A compatible database (e.g., Oracle 11g or Sybase) must be pre-installed or ready for installation alongside the U2000. huawei imanager u2000 software download top
For detailed setup instructions, including database paths and IP configuration, refer to the Huawei iManager U2000 Documentation Bookshelf . Do not fall for scam sites promising a free "top" crack