JNCIS-ENT (Juniper Networks Certified Specialist – Enterprise Routing and Switching) certification is intended for professionals with a junior to intermediate background in enterprise network routing and switching. It covers key configuration and troubleshooting skills on Junos OS, including VLANs, Spanning Tree, Layer 2 security, protocol-independent routing, OSPF, IS-IS, BGP, tunneling, and high availability. 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 systematically build practical expertise and prepare efficiently for the exam.