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FCSS_NST_SE-7.4 FCSS - Network Security 7.4 Support Engineer Questions and Answers

Questions 4

Refer to the exhibit, which shows the partial output of FortiOS kernel slabs.

Which statement is true?

Options:

A.

The total slab size of the sctp_session slab is 0 kB and is associated with the user space.

B.

The total slab size of the ip_session slab is 3600 kB and is associated with the user space.

C.

The total slab size of the ip6_session slab is 1300 kB and is associated with the kernel.

D.

The total slab size of the tcp_session slab is 7500 kB and is associated with the kernel.

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Questions 5

Which two statements are true regarding heartbeat messages sent from an FSSO collector agent to FortiGate? (Choose two.)

Options:

A.

The heartbeat messages can be seen using the command diagnose debug authd fsso list.

B.

The heartbeat messages can be seen in the collector agent logs.

C.

The heartbeat messages can be seen on FortiGate using the real-lime FSSO debug.

D.

The heartbeat messages must be manually enabled on FortiGate.

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Questions 6

Refer to the exhibit.

An IPsec VPN tunnel is dropping, as shown by the debug output.

Analyzing the debug output, what could be causing the tunnel to go down?

Options:

A.

Phase 2 drops but Phase 1 is up.

B.

Dead Peer Detection is not receiving its acknowledge packet.

C.

The tunnel drops during rekey negotiation.

D.

The tunnel drops after the timer expires.

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Questions 7

Exhibit.

Refer to the exhibit, which shows the output of diagnose automation test.

What can you observe from the output? (Choose two.)

Options:

A.

The automation stitch test is not being logged.

B.

The automation stitch test failed but the HA failover was successful.

C.

An HA failover occurred.

D.

The test was unsuccessful.

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Questions 8

Refer to the exhibit.

Assuming a default configuration, which three statements are true? (Choose three.)

Options:

A.

Strict RPF is enabled by default.

B.

User B: Fail. There is no route to 95.56.234.24 using wan2 in the routing table.

C.

User A: Pass. The default static route through wan1 passes the RPF check regardless of the source IP address.

D.

User B: Pass. FortiGate will use asymmetric routing using wan1 to reply to traffic for 95.56.234.24.

E.

User C: Fail. There is no route to 10.0.4.63 using port1 in the touting table.

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Questions 9

Which statement about parallel path processing is correct (PPP)?

Options:

A.

PPP chooses from a group of parallel options lo identity the optimal path tor processing a packet.

B.

Only FortiGate hardware configurations affect the path that a packet takes.

C.

PPP does not apply to packets that are part of an already established session.

D.

Software configuration has no impact on PPP.

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Questions 10

What are two reasons you might see iprope_in_check() check failed, drop when using the debug flow? (Choose two.)

Options:

A.

Packet was dropped because of policy route misconfiguration.

B.

Packet was dropped because of traffic shaping.

C.

Trusted host list misconfiguration.

D.

VIP or IP pool misconfiguration.

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Questions 11

Refer to the exhibit, which shows the output of the command get router info bgp neighbors 100.64.2.254 advertised-routes.

What can you conclude from the output?

Options:

A.

The BGP state of the two BGP participants is OpenConfirm.

B.

The router ID of the neighbor is 100.64.2.254.

C.

The BGP neighbor is advertising the 10.20.30.40/24 network to the local router.

D.

The local router is advertising the 10.20.30.40/24 network to its BGP neighbor.

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Questions 12

In IKEv2, which exchange establishes the first CHILD_SA?

Options:

A.

IKE_SA_INIT

B.

INFORMATIONAL

C.

CREATE_CHILD_SA

D.

IKE_Auth

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Questions 13

Refer to the exhibit, which shows the port1 interface configuration on FortiGate and partial session information for ICMP traffic.

What happens to the session information if a routing change occurs that affects this session?

Options:

A.

Only the interface and gateway information for dev=7 will be removed.

B.

The session information will not change unless the current route has been removed from the routing table.

C.

The session will be flagged as dirty but no route lookups will be performed.

D.

Sessions involving port7 or port19 will not have their routing information flushed.

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Questions 14

Which statement about IKEv2 is true?

Options:

A.

Both IKEv1 and IKEv2 share the feature of asymmetric authentication.

B.

IKEv1 and IKEv2 have enough of the header format in common that both versions can run over the same UDP port.

C.

IKEv1 and IKEv2 use same TCP port but run on different UDP ports.

D.

IKEv1 and IKEv2 share the concept of phase1 and phase2.

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Questions 15

Refer to the exhibits.

An administrator is attempting to advertise the network configured on port3. However, FGT-A is not receiving the prefix.

Which two actions can the administrator take to fix this problem? (Choose two.)

Options:

A.

Modify the prefix using the network command from 172.16.0.0/16 to 172.16.54.0/24.

B.

Manually add the BGP route on FGT-A.

C.

Restart BGP using a soft reset to force both peers to exchange their complete BGP routing tables.

D.

Use the set network-import-check disable command.

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Questions 16

Refer to the exhibit showing a debug output.

An administrator deployed FSSO in DC Agent Mode but FSSO is failing on FortiGate. Pinging FortiGate from where the collector agent is deployed is successful.

The administrator then produces the debug output shown in the exhibit.

What could be causing this error message?

Options:

A.

The TCP port 445 is blocked between FortiGate and collector agent.

B.

The collector agent preshared password is mismatched.

C.

The FortiGate cannot resolve the active directory server name.

D.

The FortiGate and the collector agent are using different TCP ports.

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Questions 17

The local OSPF router is unable to establish adjacency with a peer.

Which two things should the administrator do to troubleshoot the issue? (Choose two.)

Options:

A.

Check whether TCP port 179 is blocked.

B.

Check if there is an active static route to the peer.

C.

Check whether both peers have an IP address within the same subnet.

D.

Check if IP protocol 89 is blocked.

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Questions 18

Consider the scenario where the server name indication (SNI) does not match either the common name (CN) or any of the subject alternative names (SAN) in the server certificate.

Which action will FortiGate take when using the default settings for SSL certificate inspection?

Options:

A.

FortiGate uses the SNI from the user's web browser.

B.

FortiGate closes the connection because this represents an invalid SSL/TLS configuration.

C.

FortiGate uses the first entry listed in the SAN field in the server certificate.

D.

FortiGate uses theCN information from the Subject field in the server certificate.

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Questions 19

Refer to the exhibit, which shows a session entry.

Which statement about this session is true?

Options:

A.

Return traffic to the initiator is sent to 10.1.0.1.

B.

Return traffic to the initiator is sent lo 10.200.1.254.

C.

It is an ICMP session from 10.1.10.10 to 10.200.1.1.

D.

It is an ICMP session from 10.1.10.1 to 10.200.5.1.

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Exam Code: FCSS_NST_SE-7.4
Exam Name: FCSS - Network Security 7.4 Support Engineer
Last Update: Jun 15, 2025
Questions: 66
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