JNCIA-DC (Juniper Networks Certified Associate – Data Center) certification is designed for professionals with foundational data center networking knowledge. It covers core skills including data center architectures (traditional and IP fabric), Layer 2 switching and VLANs, protocol-independent routing, OSPF and BGP routing, link aggregation, and high availability features such as graceful restart and BFD. AAAdemy provides learning support aligned with the official exam blueprint—including knowledge explanations, study planning, learning methods and exam strategies, and online practice questions—helping candidates build a solid foundation and prepare efficiently for the exam.