1. Huawei iMaster NCE-Campus V300R022C00 Administrator Guide: In the section detailing user access management, the guide explicitly describes the process of configuring external data sources. It states, "iMaster NCE-Campus can connect to AD, LDAP, and third-party HTTP servers to synchronize user data, enabling users to be authenticated by the external data source." This confirms the platform's capability to use AD and LDAP as user data sources for authentication. (Reference Section: User Access > User Management > Configuring an External Data Source).
2. Huawei iMaster NCE-Campus V300R021C00 Feature Description: The documentation on access security features outlines the platform's authentication capabilities. It specifies that for 802.1X and Portal authentication, the built-in RADIUS server can forward authentication requests or directly query external user databases. The document lists "AD and LDAP servers" as supported external authentication data sources. (Reference Section: Security > Access Security > Authentication and Authorization).