Get real JN0-330 exam questions for better preparation
Real Juniper JN0-330 practice exam questions for easy pass!
Updated: Oct 08, 2026
No. of Questions: 150 Questions & Answers with Testing Engine
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Juniper JN0-330 Exam Overview:
| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | Enhanced Services, Specialist (JNCIS-ES) |
| Exam Number: | JN0-330 |
| Related Certifications: | JNCIP-ES JNCIA-Junos |
| Exam Duration: | 90 minutes |
| Exam Format: | Multiple Response, Multiple Choice |
| Available Languages: | English |
| Certificate Validity Period: | 3 years |
| Passing Score: | 65% |
| Real Exam Qty: | 65 |
| Exam Price: | $300 USD |
| Recommended Training: | Juniper Official Enhanced Services Training |
| Exam Registration: | Pearson VUE Registration Juniper Certification Portal |
| Sample Questions: | Juniper JN0-330 Sample Questions |
| Exam Way: | Computer-based testing at Pearson VUE authorized centers or online proctored |
| Pre Condition: | Valid JNCIA-Junos certification or equivalent knowledge recommended |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification.html |
Juniper JN0-330 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Junos OS Fundamentals | 20% | - Junos architecture and packet processing - Configuration management and operations |
| Network Address Translation (NAT) | 15% | - Source NAT, Destination NAT, Static NAT - NAT rules and troubleshooting |
| Class of Service (CoS) | 15% | - Classification, marking, and queuing - Scheduling, shaping, and congestion management |
| High Availability and Services | 5% | - Graceful restart and nonstop routing |
| IPsec and VPN Services | 15% | - VPN monitoring and troubleshooting - IPsec VPN concepts and configuration |
| Multicast Protocols | 10% | - PIM, IGMP concepts and configuration |
| Firewall Filters and policers | 20% | - Policers and traffic rate limiting - Filter structure, match conditions, and actions |
Juniper JN0-330-Enhanced Services, Specialist(JNCIS-ES) Sample Questions:
Where do you configure SCREEN options?
- A. zones you want to protect from attack
- B. interfaces you want to protect from attack
- C. zones on which an attack might arrive
- D. interfaces on which an attack might arrive
Correct Answer: C 🗳️
You want to create an out-of-band management zone and assign the ge-0/0/0.0 interface to that zone.
From the [edit] hierarchy, which command do you use to configure this assignment?
- A. set security zones functional-zone out-of-band interfaces ge-0/0/0.0
- B. set zones functional-zone management interfaces ge-0/0/0.0
- C. set security zones management interfaces ge-0/0/0.0
- D. set security zones functional-zone management interfaces ge-0/0/0.0
Correct Answer: D 🗳️
In a JSRP cluster with two J6350 routers, the interface ge-7/0/0 belongs to which device?
- A. This interface is a system-created interface.
- B. This interface belongs to NODE0 of the cluster.
- C. This interface belongs to NODE1 of the cluster.
- D. This interface will not exist because J6350 routers have only six slots.
Correct Answer: C 🗳️
Click the Exhibit button.
Which configuration would result in the output shown in the exhibit?
- A. [edit security zones security-zone trust]
user@host# show
host-inbound-traffic {
protocols {
bgp;
}
interfaces {
all {
host-inbound-traffic {
protocols {
ospf;
} - B. [edit security zones functional-zone management]
user@host# show
host-inbound-traffic {
protocols {
bgp;
ospf;
} - C. [edit security zones security-zone trust]
user@host# show
interfaces {
ge-0/0/0.0 {
host-inbound-traffic {
protocols {
ospf;
bgp;
} - D. [edit security zones functional-zone management]
user@host# show
interfaces {
ge-0/0/0.0 {
host-inbound-traffic {
protocols {
bgp;
ospf;
vrrp;
}
host-inbound-traffic {
protocols {
all;
vrrp {
except;
}
Correct Answer: C 🗳️
Which parameters must you select when configuring operating system probes SCREEN options?
- A. syn-fin, port-scan, and tcp-no-flag
- B. syn-fin, fin-no-ack, and tcp-no-frag
- C. syn-fin, syn-ack-ack-proxy, and tcp-no-frag
- D. syn-fin, syn-flood, and tcp-no-frag
Correct Answer: B 🗳️
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