First, access the link below to understand the scenario:
https://support.huawei.com/hedex/hdx.do?docid=EDOC1100386430&id=EN-US_TASK_0000001512689922
1. Configure as interfaces das broadband (all in static)

2. Go to Object \ Health Check

3. Go to Network \ Route \ Intelligent Uplink Selection \ Global Routing to create a “Global Route Selection Mode.”
