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NSE 6 – Network Security 7.6 Support Engineer (FCSS_NST_SE-7.6) - Fortinet Exam Questions

Last updated on July 22, 2026

97% Exam Compliance
129 Total Questions
1
Question
Exhibit.

Exhibit

Refer to the exhibit, which contains partial output from an IKE real-time debug. Which two statements about this debug output are correct? (Choose two.)
Select 2
Options
A Perfect Forward Secrecy (PFS) is enabled in the configuration.
B The initiator provided remote as its IPsec peer ID.
C It shows a phase 2 negotiation.
D The local gateway IP address is 10.0.0.1.
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2
Question
Exhibit.

Refer to the exhibit, which shows the output of a diagnose command.

What can you conclude about the debug output in this scenario?
Options
A The first server provided to FortiGate when it performed a DNS query looking for a list of rating servers, was 121.111.236.179.
B FortiGate used 64.26.151.37 as the initial server to validate its contract.
C Servers with a negative TZ value are less preferred for rating requests.
D There is a natural correlation between the value in the FortiGuard-requests field and the value in the Weight field.
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3
Question
What can cause an IKEv2 tunnel to go down after it was initially brought up successfully?
Options
A A mismatched proposal was detected during the IKE_AUTH exchange.
B A mismatched pre-shared key was detected during the IKE_AUTH exchange.
C Mismatched quick-mode selectors were detected during the CREATE_CHILD_SA exchange.
D A mismatched Diffie-Hellman group was detected during the IKE_SA_INIT exchange.
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4
Question
Which two statements about an auxiliary session ate true? (Choose two.)
Select 2
Options
A With the auxiliary session selling disabled, only auxiliary sessions are offloaded.
B With the auxiliary session setting enabled. Iwo sessions are created in case of routing change.
C With the auxiliary session setting disabled, for each traffic path. FortiGate uses the same auxiliary session.
D With the auxiliary session setting enabled. ECMP traffic is accelerated to the NP6 processor.
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5
Question
What can cause an IKEv2 tunnel to go down after it was initially brought up successfully?
Options
A Mismatched traffic selectors (phase 2 / “quick-mode selectors”) were detected during the CREATE_CHILD_SA exchange.
B A mismatched pre-shared key was detected during the IKE_AUTH exchange.
C A mismatched Diffie-Hellman group was detected during the IKE_SA_INIT exchange.
D A mismatched proposal was detected during the IKE_AUTH exchange.
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