H12-821_V1.0-ENU HCIP-Datacom-Core Technology V1.0 certification exam is the hot Huawei exam, which is the written exam for the following certifications: HCIP-Datacom-Advanced Routing & Switching Technology HCIP-Datacom-Network Automation Developer HCIP-Datacom-Campus Network Planning and Deployment HCIP-Datacom-SD-WAN Planning and Deployment HCIP-Datacom-Enterprise Network Solution Design HCIP-Datacom-WAN Planning and Deployment For one candidate who is planning for the Huawei H12-821_V1.0-ENU