P.S. Free 2026 Juniper JN0-364 dumps are available on Google Drive shared by DumpsQuestion: https://drive.google.com/open?id=1jSk2jfFPhhi-ZpiTCktetjE_PA9dHgYd
If you want to improve your career prospects, obtaining Service Provider Routing and Switching, Specialist (JNCIS-SP), JN0-364 exam certificate is a great way for you. Service Provider Routing and Switching, Specialist (JNCIS-SP) certificate will help you land a job in the industry. After passing the Service Provider Routing and Switching, Specialist (JNCIS-SP) you can increase your earning potential. This is because employers are ready to pay more for candidates who have passed the Juniper JN0-364 Certification test. Success in the JN0-364 exam can impact your promotion. If you are already an employee you can promote yourself to the highest level after passing the Juniper JN0-364 test.
| Section | Weight | Objectives |
|---|---|---|
| Layer 2 Bridging and VLANs | 8-12% | - VLANs and trunking - Bridging concepts - Service provider switching features |
| Multiprotocol Label Switching (MPLS) | 12-18% | - Terminology and forwarding - Segment routing basics - Labels and LIB - LDP and RSVP - Configuration and monitoring |
| Tunnels | 5-8% | - GRE and IP-IP tunnels - Tunnel configuration and usage |
| High Availability | 5-8% | - Nonstop active routing - Graceful restart - NSR and GRES concepts |
| Open Shortest Path First (OSPF) | 15-20% | - Configuration and troubleshooting - Link-state database - LSA types and operation - Areas and router types |
| Protocol-Independent Routing | 10-15% | - Load balancing - Martian addresses - Routing instances and RIB groups - Filter-based forwarding - Static, aggregate, and generated routes |
| Border Gateway Protocol (BGP) | 20-25% | - Basic operation and message types - Path selection and attributes - Configuration and troubleshooting - IBGP and EBGP - Policy and route filtering |
| Intermediate System to Intermediate System (IS-IS) | 10-15% | - Adjacencies and levels - PDUs and TLVs - Metrics and wide metrics - Configuration and monitoring |
| IPv6 | 8-12% | - Static and dynamic routing - Address types and format - OSPFv3 and BGP for IPv6 - Autoconfiguration |
| Spanning Tree Protocols | 8-12% | - BPDU and protection features - STP, RSTP, MSTP, VSTP - Port roles and states - Configuration and convergence |
The JN0-364 examination time is approaching. Faced with a lot of learning content, you may be confused and do not know where to start. JN0-364 test preps simplify the complex concepts and add examples, simulations, and diagrams to explain anything that may be difficult to understand. You can more easily master and simplify important test sites with JN0-364 learn torrent. In addition, please be assured that we will stand firmly by every warrior who will pass the exam.
NEW QUESTION # 122
What are three default BGP advertisement rules? (Choose three.)
Answer: A,B,E
Explanation:
TheBorder Gateway Protocol (BGP)operates based on a strict set of advertisement rules designed to prevent routing loops while ensuring global reachability. These rules differ significantly depending on whether the relationship isExternal BGP (EBGP)orInternal BGP (IBGP).
1. EBGP Advertisement (Option A):In a standard EBGP scenario, a router acts as an exit/entry point for an Autonomous System. When an EBGP speaker receives a valid route from any peer (Internal or External), it will, by default, advertise that route to all of its other EBGP peers. This is the primary mechanism that allows prefixes to propagate across the global internet from one AS to another.
2. IBGP Split Horizon (Option D):
The most critical rule within an AS is theIBGP Split Horizonrule. To prevent loops within an AS, BGP dictates that a route learned from an IBGP peermust notbe advertised to any other IBGP peer. This is why BGP requires a "full mesh" of IBGP sessions or the use ofRoute Reflectorsto ensure all internal routers learn all routes. Without this rule, a route could circulate infinitely within the AS because IBGP does not update the AS_PATH attribute.
3. EBGP to IBGP Propagation (Option B):
When a router learns a route from an EBGP peer, it is permitted to advertise that route to all of its IBGP peers.
This ensures that everyone inside the network knows how to reach external destinations. However, it is important to remember that in Junos OS, theBGP Next Hopis not modified by default when sending routes to IBGP peers, often requiring a "next-hop-self" policy to ensure internal reachability.
Options C and E are incorrect because they directly contradict these fundamental BGP loop-prevention and propagation mechanisms.
NEW QUESTION # 123
What prevents routing loops in a single-area OSPF network?
Answer: B
Explanation:
In OSPF, loop prevention within a single area is achieved through the fundamental nature of its link-state architecture. Unlike distance-vector protocols that rely on "routing by rumor," OSPF ensures that every router within an area maintains an identicalLink-State Database (LSDB). This database acts as a complete map of the network topology.
Once the LSDB is synchronized, each router independently executes theShortest Path First (SPF) algorithm
, which is formally known as theDijkstra algorithm. This mathematical process treats the local router as the
"root" of a tree and calculates the shortest path to every other node (router) and prefix in the area based on the cumulative interface costs. Because every router uses the same synchronized map (the LSDB) and the same deterministic algorithm, they all arrive at a consistent, loop-free view of the best paths.
According to Juniper Networks technical documentation, the Dijkstra algorithm is superior to theBellman- Ford algorithm(used by distance-vector protocols like RIP) in this regard. Bellman-Ford is susceptible to
"count-to-infinity" problems and loops because routers only know the distance and direction to a destination provided by their neighbors, rather than the full topology. In OSPF, even if a link fails, the updated Link-State Advertisement (LSA) is flooded rapidly, and the Dijkstra algorithm is re-run to find a new loop-free path.
Routing policies(Option B) are used to manipulate path selection or filter routes but are not the primary mechanism for fundamental loop prevention in OSPF. Similarly,forwarding policies(Option D) govern how traffic is handled at the data plane level rather than determining the control plane's loop-free topology.
NEW QUESTION # 124
A service provider is onboarding a new enterprise customer that operates multiple branch offices, each with its own set of VLANs. The customer requires transparent Layer 2 connectivity between sites while maintaining separation of internal VLANs. The provider must also ensure that customer VLAN identifiers do not conflict with other customers on the shared infrastructure. Which solution would provide the desired results?
Answer: D
Explanation:
In a service provider environment,Q-in-Q tunneling(also known as 802.1ad or double-tagging) is the standard solution for transporting multiple customer VLANs over a shared provider backbone while maintaining total separation.
According to Juniper Networks documentation, Q-in-Q works by adding a second 802.1Q tag (theService Provider tagor S-tag) to the customer's already tagged frames (theCustomer tagor C-tag). This creates a
"tunnel" at Layer 2. This solution specifically addresses all the customer's requirements:
* Transparent Layer 2 Connectivity:Because the provider simply encapsulates the customer's frames, the customer's internal BPDU traffic (like Spanning Tree) and VLAN tags are preserved and delivered transparently to the remote site.
* Separation of Internal VLANs:The customer can run their own internal VLAN IDs (1-4094) without the provider needing to know or manage them.
* Conflict Avoidance:Different customers on the same provider infrastructure are assigned unique S- tags. Even if two different customers both use "VLAN 10" internally, they remain isolated because their traffic is encapsulated in different provider S-tags.
Why other options are incorrect:
* Layer 3 VPN (Option B):While MPLS L3VPNs are common, they provide Layer 3 (IP) connectivity, not the "transparent Layer 2" connectivity requested.
* GRE Tunnels (Option C):GRE is a Layer 3 encapsulation and does not natively provide the transparent VLAN bridging required for a multi-site Layer 2 service.
* NAT/Firewall (Option D):These are security and address-translation services for internet access and do not facilitate site-to-site Layer 2 bridging.
NEW QUESTION # 125
Exhibit:
user@R1> show route 10.16.2.0/23 exact detail
inet.0: 12 destinations, 12 routes (11 active, 0 holddown, 1 hidden)
10.16.2.0/23 (1 entry, 1 announced)
*Aggregate Preference: 130
Next hop type: Reject
Address: 0x8f3fd44
Next-hop reference count: 2
State: <Active Int Ext>
Age: 1:39:21
Task: Aggregate
Announcement bits (1): 0-KRT
AS path: I (LocalAgg)
Flags: Depth: 0 Active
AS path list:
AS path: I Refcount: 2
Contributing Routes (2):
10.16.2.0/24 proto Direct
10.16.3.0/24 proto Direct
Which destination IP address will be matched by the aggregate route shown in the exhibit?
Answer: C
Explanation:
In the Juniper Networks Junos operating system,aggregate routesare used to represent a group of more specific routes with a single, shorter prefix. This technique is essential for reducing the size of routing tables and minimizing the volume of routing updates sent to neighbors. According to Juniper technical documentation, for a destination IP address to "match" a specific route, it must fall within the range defined by the network address and its associated CIDR mask.
The provided exhibit shows a detailed lookup for the aggregate route$10.16.2.0/23$. To determine the range of IP addresses covered by a $/23$ mask, we examine the binary representation of the third octet. A $/23$ mask means the first 23 bits are fixed. For the address $10.16.2.0$:
* The first two octets ($10.16$) are fixed.
* The third octet ($2$) is $00000010$ in binary.
* The 23rd bit is the second-to-last bit of this octet.
* The $/23$ range allows the 24th bit (the last bit of the third octet) and all 8 bits of the fourth octet to vary.
This results in a range where the third octet can be either $2$ ($00000010$) or $3$ ($00000011$). Therefore, the aggregate route $10.16.2.0/23$ covers all IP addresses from$10.16.2.0$ to $10.16.3.255$. The exhibit further confirms this by listing the "Contributing Routes": $10.16.2.0/24$ and $10.16.3.0/24$.
Analyzing the provided options against this range:
* 10.16.3.79 (Option A):This address falls squarely within the $10.16.2.0$ to $10.16.3.255$ range.
* 10.16.0.4 (Option B):This address falls in the $10.16.0.0/23$ range ($0.0$ to $1.255$).
* 10.16.4.183 (Option C):This address falls in the $10.16.4.0/23$ range ($4.0$ to $5.255$).
* 10.16.1.214 (Option D):This address also falls in the $10.16.0.0/23$ range.
Consequently,10.16.3.79is the only destination listed that matches the aggregate route shown. It is also important to note theNext hop type: Rejectin the exhibit; this means that if a packet matches the aggregate but does not match any of the more specific contributing routes, the router will drop the packet and send an ICMP unreachable message to the source.
NEW QUESTION # 126
Which two events cause a static route to be removed from a routing table? (Choose two.)
Answer: A,D
Explanation:
In Junos OS, astatic routeis a manually configured entry in the routing table. Unlike dynamic routes, which have built-in timers and aging mechanisms, static routes are generally "permanent" as long as their conditions for validity are met.
1. Manual Removal (Option A):
Since static routes are explicitly defined by the administrator, the most direct way to remove one is through a configuration change. Using the delete routing-options static route <prefix> command followed by a commit will immediately remove the route from the Routing Information Base (RIB).
2. Next-Hop Reachability (Option B):
For a static route to be "active" and installed in the forwarding table, itsnext-hop must be reachable. If a static route points to a specific physical interface or an IP address on a local segment, and thatoutbound interface becomes unavailable(e.g., the link goes "Down"), the Junos kernel detects that the next-hop is no longer viable. Consequently, the route is marked as "hidden" or "inactive" and is removed from the active forwarding table to prevent traffic from being black-holed.
Why other options are incorrect:
* Aging (Option C):Static routes do not have an expiration timer based on traffic. Even if no packet is sent for years, the route remains as long as the interface is up.
* Remote Reachability (Option D):Standard static routes only track the status of the local interface or the immediate next-hop. They do not possess "end-to-end" visibility. If a host two hops away fails, the local router has no way of knowing this via the static route itself. To achieve this level of tracking, features likeRPM (Real-time Performance Monitoring)orBFD (Bidirectional Forwarding Detection)must be linked to the static route.
NEW QUESTION # 127
......
Preparation should be convenient and authentic so that anyone, be it a working person or a student, can handle the load. But now I have to tell you that all of these can be achieved in our JN0-364 exam preparation materials. The exam preparation materials of DumpsQuestion JN0-364 are authentic and the way of the study is designed highly convenient. I don't think any other site can produce results that DumpsQuestion can get. That is why I would recommend it to all the candidates attempting the JN0-364 Exam to use JN0-364 exam preparation materials.
JN0-364 Practice Exams: https://www.dumpsquestion.com/JN0-364-exam-dumps-collection.html
What's more, part of that DumpsQuestion JN0-364 dumps now are free: https://drive.google.com/open?id=1jSk2jfFPhhi-ZpiTCktetjE_PA9dHgYd