Simple language
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Juniper JN0-330 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Multicast Protocols | 10% | - PIM, IGMP concepts and configuration |
| Topic 2: IPsec and VPN Services | 15% | - VPN monitoring and troubleshooting - IPsec VPN concepts and configuration |
| Topic 3: Class of Service (CoS) | 15% | - Scheduling, shaping, and congestion management - Classification, marking, and queuing |
| Topic 4: Junos OS Fundamentals | 20% | - Junos architecture and packet processing - Configuration management and operations |
| Topic 5: Network Address Translation (NAT) | 15% | - NAT rules and troubleshooting - Source NAT, Destination NAT, Static NAT |
| Topic 6: High Availability and Services | 5% | - Graceful restart and nonstop routing |
| Topic 7: 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:
1. Click the Exhibit button.
The router creates a log message with the daemon facility and info level.
Given the configuration in the exhibit, which three statements are true? (Choose three.)
A) The message will be stored in the local file messages.
B) The message will be sent to the syslog server at 192.168.1.1.
C) The message will be stored in the local file special.
D) The severity level will appear in the log message.
E) The message will be displayed on the CLI sessions of all users that are logged in.
2. Which statement describes the behavior of source NAT using static source pool?
A) Source NAT with static source pool defines a one-to-one mapping from an original source IP address to a translated source IP address.
B) Source NAT with static source pool allows inbound connections to be initiated to the static source pool IP addresses.
C) Source NAT with static source pool can translate multiple source IP addresses to the same translated IP address.
D) Source NAT with static source pool translates both the source IP address and the source port of a packet.
3. Click the Exhibit button.
Which configuration would result in the output shown in the exhibit?
A) [edit security zones functional-zone management]
user@host# show
interfaces {
all {
host-inbound-traffic {
system-services {
ping;
}
}
}
}
B) [edit security zones security-zone trust]
user@host# show
host-inbound-traffic {
system-services {
ssh;
ping;
telnet;
}
}
interfaces {
ge-0/0/3.0 {
host-inbound-traffic {
system-services {
ping;
}
}
C) [edit security zones functional-zone management]
user@host# show
interfaces {
all;
}
host-inbound-traffic {
system-services {
all;
ftp {
except;
}
D) [edit security zones security-zone trust]
user@host# show
host-inbound-traffic {
system-services {
ping;
telnet;
}
interfaces {
ge-0/0/0.0 {
host-inbound-traffic {
system-services {
ssh;
telnet;
}
4. Which parameters must you select when configuring operating system probes SCREEN options?
A) syn-fin, port-scan, and tcp-no-flag
B) syn-fin, syn-ack-ack-proxy, and tcp-no-frag
C) syn-fin, syn-flood, and tcp-no-frag
D) syn-fin, fin-no-ack, and tcp-no-frag
5. In JUNOS software with enhanced services, which three packet elements are inspected to determine if a session already exists? (Choose three.)
A) source and destination TCP/UDP port
B) source and destination MAC address
C) source and destination IP address
D) IP protocol
E) IP time-to-live
Solutions:
| Question # 1 Answer: B,C,D | Question # 2 Answer: A | Question # 3 Answer: B | Question # 4 Answer: D | Question # 5 Answer: A,C,D |








