Juniper JN0-352 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| 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% | - GRE, IP-IP and dynamic tunnel configuration - Overlay network design and connectivity - Tunnel types, encapsulation and operation |
| IS-IS | 10-15% | - Adjacency establishment, levels and metrics - Configuration and route exchange - Scalable enterprise deployment and troubleshooting |
| Layer 2 Security | 10-15% | - DHCP snooping, Dynamic ARP Inspection and IP Source Guard - Layer 2 firewall filters and security features - Port security, MAC limiting and storm control |
| Protocol Independent Routing | 10-15% | - Routing tables, static routes and route preference - Routing instances and route selection criteria - Basic routing policy and filter operation |
| BGP | 15-20% | - Route advertisement, attributes and path selection - Neighbor relationships and session establishment - Routing policies, filtering and common troubleshooting |
| IP Multicast | 5-10% | - Multicast routing monitoring and troubleshooting - IGMP operation and configuration - PIM Dense Mode, Sparse Mode and RP mechanisms |
| OSPF | 15-20% | - Neighbor formation, area design and LSA types - Configuration, verification and troubleshooting - Route summarization and redistribution |
| High Availability and Resiliency | 5-10% | - Network resiliency design and troubleshooting - Redundancy protocols and failover mechanisms - Graceful restart and non-stop routing |
Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) Sample Questions:
1. Which three statements are correct about OSPF packet types? (Choose three.)
A) Hello packets are sent every 30 seconds by default.
B) Link-state request packets are sent after receiving an LSA header not in the OSPF database.
C) Link-state acknowledgment packets are sent every 30 seconds.
D) Link-state update packets contain one or more LSAs.
E) Database description packets are used during the adjacency formation process.
2. Which two types of tunnels are able to be created on all Junos devices? (Choose two.)
A) IP-IP
B) STP
C) IPsec
D) GRE
3. Referring to the exhibit, all users connected to the same VLAN can communicate with each other, but not with users on other VLANs in this network.
What must be configured to enable communication between the VLANs?
A) A single logical IRB interface must be created and assigned to all three VLANs.
B) A logical IRB interface must be created and assigned to each VLAN.
C) A separate routing device is required to forward traffic between the configured VLANs.
D) The switch ports to which the users are connected should be configured as trunk ports.
4. Click the Exhibit button. A network includes several autonomous systems that exchange routing information using BGP. Multiple BGP routes exist for the same prefix. Referring to the exhibit, which attribute would BGP use first when selecting a preferred route?
A) origin type
B) MED
C) local preference
D) AS path length
5. You are deploying an EX Series switch with a Wi-Fi access point. The access point needs all untagged traffic to use a specific VLAN. In this scenario, which feature should you enable on the switch port?
A) native VLAN
B) voice VLAN
C) flexible VLAN tagging
D) VLAN tagging
Solutions:
| Question # 1 Answer: B,D,E | Question # 2 Answer: A,D | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: A |
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