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Juniper JN0-352 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Layer 2 Security | 10-15% | - Layer 2 firewall filters and security features - Port security, MAC limiting and storm control - DHCP snooping, Dynamic ARP Inspection and IP Source Guard |
| High Availability and Resiliency | 5-10% | - Network resiliency design and troubleshooting - Redundancy protocols and failover mechanisms - Graceful restart and non-stop routing |
| Protocol Independent Routing | 10-15% | - Routing tables, static routes and route preference - Routing instances and route selection criteria - Basic routing policy and filter operation |
| IP Multicast | 5-10% | - PIM Dense Mode, Sparse Mode and RP mechanisms - IGMP operation and configuration - Multicast routing monitoring and troubleshooting |
| IS-IS | 10-15% | - Scalable enterprise deployment and troubleshooting - Adjacency establishment, levels and metrics - Configuration and route exchange |
| OSPF | 15-20% | - Route summarization and redistribution - Configuration, verification and troubleshooting - Neighbor formation, area design and LSA types |
| Layer 2 Switching and VLANs | 15-20% | - VLAN concepts, configuration, trunking and tagging - Link Aggregation Groups (LAG) and Virtual Chassis - Spanning Tree Protocol (STP, RSTP, MSTP) operation and configuration |
| Tunnels and Overlays | 5-10% | - Overlay network design and connectivity - GRE, IP-IP and dynamic tunnel configuration - Tunnel types, encapsulation and operation |
| BGP | 15-20% | - Neighbor relationships and session establishment - Routing policies, filtering and common troubleshooting - Route advertisement, attributes and path selection |
Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) Sample Questions:
1. Which two statements describe OSPF DR and BDR behavior? (Choose two.)
A) The DR elects the area border router for each area.
B) The BDR becomes the DR if the DR fails.
C) The BDR by default generates Type-2 Network LSAs to describe the multi-access segment.
D) The DR by default generates Type-2 Network LSAs to describe the multi-access segment.
2. Referring to the exhibit, Router-1 and Router-2 are failing to form an IS-IS adjacency.
What should you do to solve the problem?
A) Change the ISO areas on the lo0 interfaces to match on both routers.
B) Remove the ISO address from ge-0/0/2 on Router-1.
C) Change the IP subnet masks to match on the ge-0/0/2 interfaces of both routers.
D) Remove the overloaded statement from Router-1.
3. You are receiving multiple BGP routes from an upstream neighbor and only want to advertise a single summarized prefix to your internal OSPF neighbors. This route should only be advertised when you are receiving these BGP routes from this neighbor.
In this scenario, which type of route should you create?
A) generate route
B) static route using qualified next hops
C) aggregate route
D) static route using the resolve feature
4. Which two types of tunnels are able to be created on all Junos devices? (Choose two.)
A) STP
B) IPsec
C) GRE
D) IP-IP
5. In RSTP, which three port roles are associated with the discarding state? (Choose three.)
A) root
B) backup
C) disabled
D) alternate
E) designated
Solutions:
| Question # 1 Answer: B,D | Question # 2 Answer: B | Question # 3 Answer: A | Question # 4 Answer: C,D | Question # 5 Answer: B,C,D |
