JUNIPER NETWORKSJuniper Networks Certified Specialist, Service Provider Routing and Switching (JNCIS-SP)
The Juniper Networks Certified Specialist, Service Provider Routing and Switching (JNCIS-SP) certification validates your ability to configure, monitor, and troubleshoot service provider routing and switching technologies on Junos OS. Designed for networking professionals with beginner to intermediate knowledge, this credential demonstrates a thorough understanding of protocols like OSPF, IS-IS, BGP, MPLS, and high availability. Earning JNCIS-SP proves you can manage the complex networks that keep service providers running.
1316 practice questions · Updated 2026-07-30
10Domains
71Objectives
464Concepts
1316Questions
JN0-364 Curriculum
Every domain, objective, and concept the JN0-364 exam measures.
- Static route configuration
- Static route preference and metrics
- Static route validation and monitoring
- Aggregate route configuration
- Aggregate route behavior and contributions
- Generated route configuration
- Generated route policy and filtering
- Comparison of static, aggregate, and generated routes
- Definition of Martian addresses
- Common Martian address ranges
- Purpose of filtering Martian addresses
- Configuration of Martian address filters
- Verification of Martian address filtering
- Routing instances overview
- Routing instance configuration
- Routing information base (RIB) groups
- RIB group configuration
- Route resolution and preference
- Troubleshooting routing instances and RIB groups
- Load Balancing Overview
- Per-Packet Load Balancing
- Per-Flow Load Balancing
- Configuring Load Balancing
- Verifying Load Balancing
- FBF overview
- FBF configuration
- FBF verification
- Static Routes
- Dynamic Routing Protocols
- Routing Policy
- Route Preferences
- Load Balancing
- Filtering and Route Maps
- Troubleshooting Routing Issues
- LSDB Overview
- LSA Types
- LSA Flooding
- LSDB Synchronization
- SPF Calculation
- LSDB Aging and Refresh
- OSPF packet types overview
- Hello packet structure and function
- Database Description packet
- Link State Request packet
- Link State Update packet
- Link State Acknowledgment packet
- Router ID Definition
- Router ID Selection Criteria
- Router ID Configuration
- Router ID Stability and Impact
- OSPF neighbor states
- OSPF neighbor discovery
- OSPF Hello packet parameters
- OSPF adjacency formation process
- OSPF adjacency requirements
- OSPF neighbor states on different network types
- OSPF DR and BDR election
- OSPF neighbor troubleshooting
- DR/BDR Election Process
- DR/BDR Roles and Functions
- Adjacency Formation with DR/BDR
- DR/BDR Failure and Recovery
- DR/BDR on Different Network Types
- OSPF Area Types
- OSPF Router Types
- Area 0 Backbone
- ABR and ASBR Functions
- Route Types in OSPF
- LSA Types in Areas
- Stub Area Behavior
- Totally Stubby Area Behavior
- NSSA Behavior
- Virtual Links
- LSA Types Overview
- Router LSA (Type 1)
- Network LSA (Type 2)
- Summary LSA (Type 3)
- ASBR Summary LSA (Type 4)
- AS External LSA (Type 5)
- NSSA LSA (Type 7)
- LSA Flooding and Aging
- LSA Database
- OSPF interface configuration
- OSPF neighbor discovery
- OSPF neighbor establishment
- OSPF interface monitoring
- OSPF neighbor troubleshooting
- OSPF network types
- OSPF DR/BDR election
- OSPF interface states
- OSPF authentication
- OSPF timers
- OSPF passive interfaces
- OSPF route advertisement
- OSPF routing policy application
- OSPF troubleshooting tools
- OSPF neighbor state verification
- OSPF database inspection
- OSPF route verification
- OSPF logging and tracing
- IS-IS Link-State Database Overview
- LSP Contents and Structure
- LSP Generation and Flooding
- Database Synchronization
- LSP Sequence Numbers and Aging
- Database Overload and Partial Routes
- IS-IS PDU Types
- PDU Header Structure
- Hello PDU Details
- LSP PDU Details
- SNP PDU Details
- PDU Encapsulation
- PDU Length and MTU Considerations
- IS-IS TLV Overview
- Common IS-IS TLVs
- TLV Encoding and Format
- TLV Processing and Propagation
- IS-IS adjacency types
- Adjacency establishment process
- IS-IS hello packet structure
- Adjacency states
- Adjacency parameters and mismatches
- Point-to-point vs broadcast adjacencies
- Designated Intermediate System (DIS)
- Adjacency troubleshooting
- IS-IS area hierarchy
- Level 1 routing
- Level 2 routing
- Level 1-2 routers
- Area addressing and NETs
- Area partitioning and route leaking
- DIS Election Process
- DIS Role and Responsibilities
- DIS and Pseudonode
- DIS vs. OSPF DR/BDR
- DIS Preemption and Stability
- DIS and Adjacency Formation
- IS-IS metric types
- Default metric values
- Configuring interface metrics
- Metric styles and compatibility
- Route preference and metric comparison
- External metrics and route leaking
- IS-IS interface configuration
- IS-IS adjacency establishment
- IS-IS adjacency types
- IS-IS adjacency monitoring
- IS-IS adjacency troubleshooting
- IS-IS interface parameters
- IS-IS passive interfaces
- IS-IS routing policy application
- IS-IS troubleshooting tools
- BGP session establishment
- BGP message types
- BGP neighbor states
- BGP path attributes
- BGP route advertisement
- BGP keepalive and hold timers
- BGP peer groups
- BGP next-hop processing
- BGP route selection criteria
- BGP synchronization rule
- BGP message types overview
- OPEN message
- UPDATE message
- NOTIFICATION message
- KEEPALIVE message
- Message exchange sequence
- BGP Path Attributes Overview
- Well-Known Mandatory Attributes
- Well-Known Discretionary Attributes
- Optional Transitive Attributes
- Optional Non-Transitive Attributes
- Attribute Propagation Rules
- BGP Attribute Impact on Route Selection
- BGP path selection algorithm
- Local preference
- AS path length
- Origin code
- MED (Multi-Exit Discriminator)
- eBGP vs iBGP preference
- IGP metric to next hop
- Router ID and peer address tie-breakers
- BGP path selection in Junos
- IBGP and EBGP definitions
- BGP neighbor relationships
- BGP path attributes propagation
- IBGP split-horizon rule
- Route reflection
- BGP confederations
- EBGP multihop
- IBGP and EBGP interaction
- BGP group configuration
- BGP peer configuration
- BGP group and peer monitoring
- BGP group and peer troubleshooting
- BGP routing policy fundamentals
- Applying policies to BGP neighbors
- Policy evaluation and flow
- Common BGP match conditions
- Common BGP actions
- Using prefix lists and route filters
- Using AS path regular expressions
- Using community lists
- Policy chaining and reuse
- Verifying and troubleshooting BGP policies
- Identify service provider switching platforms
- Understand platform-specific features for Layer 2
- Compare service provider switches to enterprise switches
- Bridge vs. Switch
- Bridge Domains
- VLANs and Bridge Domains
- Broadcast, Unknown Unicast, and Multicast (BUM) Traffic
- MAC Address Learning
- MAC Address Aging
- Forwarding Database (FDB)
- Flooding and Filtering
- Layer 2 Forwarding Table
- VLAN Tagging
- Access and Trunk Ports
- VLAN Membership
- Inter-VLAN Routing
- Layer 2 Loops
- Spanning Tree Protocol (STP)
- Broadcast Storms
- Ingress frame processing
- Egress frame processing
- MAC address learning
- Flooding, forwarding, and filtering
- VLAN tag handling
- Virtual Switch Overview
- Virtual Switch Configuration
- VLAN Membership in Virtual Switches
- Inter-VLAN Routing with Virtual Switches
- Virtual Switch Verification
- Virtual Switch Limitations and Best Practices
- Q-in-Q tunneling overview
- 802.1ad standard
- VLAN tag stacking
- Configuring Q-in-Q on Junos
- VLAN ID and TPID handling
- Q-in-Q and Layer 2 protocols
- Troubleshooting Q-in-Q
- Access port mode
- Trunk port mode
- Configuring port modes
- Verifying port modes
- 802.1Q Tagging Basics
- Tagged vs. Untagged Frames
- Native VLAN Concept
- VLAN Tagging on Junos Interfaces
- Flexible VLAN Tagging
- Q-in-Q Tunneling
- IRB Overview
- IRB Configuration
- IRB Operation
- IRB and VLANs
- IRB Troubleshooting
- Interface Configuration Basics
- Port Modes and VLAN Assignment
- VLAN Creation and Naming
- VLAN Monitoring and Verification
- Troubleshooting Layer 2 Connectivity
- STP Fundamentals
- RSTP Enhancements
- MSTP Operation
- VSTP Concepts
- Spanning Tree Variants Comparison
- Port Roles and States
- Convergence and Timers
- Configuration and Verification
- Port roles in Spanning-Tree Protocols
- Port states in Spanning-Tree Protocols
- Port role and state transitions
- Relationship between port roles and states
- BPDU Types
- BPDU Fields
- BPDU Transmission
- BPDU Processing
- BPDU Timers
- BPDU Guard and Filtering
- RSTP convergence process
- RSTP reconvergence scenarios
- Comparison with STP convergence
- BPDU Guard
- Root Guard
- Loop Guard
- MAC Address Flooding Protection
- Spanning-Tree Protocol (STP) Attack Vectors
- PortFast and Edge Port Security
- STP Security Configuration Best Practices
- Spanning-Tree Protocol (STP) Fundamentals
- Rapid Spanning Tree Protocol (RSTP)
- Multiple Spanning Tree Protocol (MSTP)
- Spanning-Tree Configuration
- Spanning-Tree Monitoring
- Spanning-Tree Troubleshooting
- BPDU Types and Fields
- BPDU Processing and Timers
- Loop Protection Mechanism
- Root Protection Mechanism
- Configuration of Loop and Root Protection
- Troubleshooting Protection States
- MPLS basic terminology
- Label operations
- MPLS label structure
- MPLS forwarding paradigm
- MPLS header structure
- Label value interpretation
- Traffic class field
- Bottom of stack bit
- Time to live field
- Label stack operation
- MPLS label stack operations
- Ingress LSR behavior
- Transit LSR behavior
- Egress LSR behavior
- Penultimate Hop Popping (PHP)
- Label forwarding table lookup
- TTL handling in MPLS
- End-to-end packet flow example
- MPLS label structure
- Label operations
- Label Information Base (LIB)
- Label Forwarding Information Base (LFIB)
- Label binding and advertisement
- Penultimate hop popping (PHP)
- MPLS forwarding table
- Label operations
- Routing table vs. forwarding table
- Label switching path (LSP)
- Penultimate hop popping (PHP)
- MPLS label stack
- Next-hop resolution in MPLS
- Incoming and outgoing label maps
- RSVP Overview
- RSVP Messages
- RSVP Session and State
- RSVP Signaling Process
- RSVP Reservation Styles
- RSVP Traffic Engineering Extensions
- RSVP Error Handling
- RSVP Configuration on Junos
- RSVP Monitoring and Troubleshooting
- LDP Overview
- LDP Message Types
- LDP Neighbor Discovery
- LDP Session Establishment
- Label Binding and Advertisement
- Label Distribution Modes
- Label Retention Modes
- LDP and IGP Synchronization
- LDP Configuration and Troubleshooting
- Segment Routing Basics
- Segment Types
- IGP Extensions for SR
- SRGB and SRLB
- SR-MPLS Label Stack Operations
- TI-LFA and FRR
- SR-MPLS Configuration
- SR-MPLS Verification and Troubleshooting
- MPLS forwarding architecture
- Label operations (push, swap, pop)
- LSP establishment and signaling
- LSP path selection and routing
- MPLS forwarding table and label lookup
- Monitoring MPLS forwarding and LSPs
- Troubleshooting MPLS forwarding issues
- Troubleshooting LSP issues
- Static route configuration
- Static route next-hop specification
- Static route preference and metric
- Static route validation and troubleshooting
- OSPFv3 Fundamentals
- OSPFv3 Configuration
- OSPFv3 Operation
- IS-IS for IPv6
- BGP for IPv6
- IPv6 Route Selection
- Troubleshooting IPv6 Dynamic Routing
- Tunneling basics
- Tunnel types
- 6to4 tunneling
- ISATAP tunneling
- Tunnel configuration
- Troubleshooting tunnels
- IPv6 addressing fundamentals
- IPv6 address configuration
- IPv6 neighbor discovery
- IPv6 routing protocols
- IPv6 tunneling
- IPv6 transition mechanisms
- IPv6 monitoring and troubleshooting
- Tunneling applications
- Tunneling considerations
- GRE encapsulation basics
- GRE header structure
- GRE tunnel configuration
- GRE tunnel verification
- GRE over IP
- GRE keepalives
- GRE and routing
- GRE limitations and considerations
- GRE tunnel configuration
- GRE tunnel monitoring
- GRE tunnel troubleshooting
- LAG fundamentals
- LAG configuration
- LACP operation
- LAG load balancing
- LAG monitoring and troubleshooting
- GR overview
- GR mechanisms
- GR for OSPF
- GR for IS-IS
- GR for BGP
- GR for LDP
- GR for RSVP
- GR interaction with other features
- GRES Overview
- GRES Requirements
- GRES Configuration
- GRES Operation
- GRES Verification
- GRES Limitations
- NSB overview
- NSB operation
- NSB configuration
- NSB verification
- NSB limitations
- NSR overview
- NSR vs. GRES
- NSR requirements
- NSR configuration
- NSR operation
- NSR and routing protocols
- NSR switchover behavior
- NSR verification
- NSR limitations
- BFD Overview
- BFD Operation
- BFD Configuration
- BFD Timers and Detection Multiplier
- BFD Session States
- BFD Authentication
- BFD for Different Protocols
- BFD Troubleshooting
- VRRP Overview
- VRRP Components
- VRRP Packet Format and Timers
- VRRP Election Process
- VRRP Configuration
- VRRP Operation and Failover
- VRRP Tracking
- VRRP Verification and Troubleshooting
- High availability overview
- Graceful Routing Engine switchover (GRES)
- Nonstop Active Routing (NSR)
- Nonstop Bridging (NSB)
- Graceful Protocol Restart (GR)
- Bidirectional Forwarding Detection (BFD)
- Link aggregation and redundancy
- Virtual Router Redundancy Protocol (VRRP)
- Troubleshooting high availability features
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Percentages reflect share of the current practice bank, not official exam weightings — no structured per-skill weight is published for JN0-364, so none is invented.