Overview of the Enterprise Routing and Switching, Specialist Exam
Network engineers targeting the JN0-349 certification must demonstrate advanced proficiency in Junos OS operations, specifically regarding Layer 2 switching protocols like VSTP, MSTP, and Ethernet switching interfaces. The curriculum mandates deep understanding of OSPF, BGP, and IS-IS interior and exterior gateway routing, alongside Protocol Independent Routing policies and Class of Service mechanisms. Candidates are evaluated on their ability to implement high-availability features, including GRES, NSR, and graceful restart. Furthermore, the examination requires technical competence in configuring security filters, firewall components, and advanced IP multicast routing protocols to optimize traffic forwarding across complex, scalable enterprise network infrastructures within diverse multivendor environments.