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Exam Code: 156-315.82

Exam Name: Check Point Certified Security Expert - R82 (CCSE)

Certification Provider: Checkpoint

Corresponding Certification: CCSE R82

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Checkpoint 156-315.82 Practice Test 70

Question 690

Two healthy ISP links on a supported VPN gateway are both eligible for a third-party cloud community. Traffic is always placed on one circuit, although the design requires distribution across the usable standard tunnels. A proposed change would be to configure supported Enhanced Link Selection interfaces and redundancy for the cloud peer, which addresses the different requirement to provide multi-link cloud IPsec interoperability on a supported fixed-address, non-ElasticXL R82 gateway. Which action instead addresses the observed incident?

  1. Configure Link Selection probing and redundant paths
  2. Configure VPN Load Sharing through Link Selection when supported
  3. Configure the gateway Link Selection settings
  4. Configure supported Enhanced Link Selection interfaces and redundancy for the cloud peer

Explanation

Correct Answer

B:

VPN Link Selection can share VPN traffic across available links. This directly addresses the documented incident evidence.

Incorrect Answers

A:

Availability probes help choose working links; this does not resolve the observed condition.

C:

Link Selection controls VPN interface and address selection, yet that applies to choose the outgoing gateway address for VPN traffic rather than the observed issue.

D:

Enhanced Link Selection supports cloud IPsec redundancy without proprietary RDP, with DAIP and platform limits, but the current evidence calls for a different R82 operation.

Question 691

IKE succeeds and both gateways show a security association, but one newly added internal subnet cannot cross the tunnel while older subnets work. Firewall logs show traffic sent outside the expected selectors. A preliminary suggestion is to use IKEv2 for IPv6 VPN negotiations. The incident evidence instead points to a different control within the same R82 subsystem. What is the most relevant action?

  1. Use IKEv2 for IPv6 VPN negotiations
  2. Configure both gateways in the appropriate Site-to-Site VPN community
  3. Review IKE negotiation settings and authentication on both peers
  4. Verify VPN domain definitions and encryption-domain selectors

Explanation

Correct Answer

D:

VPN domains govern which networks are expected through the tunnel. This directly addresses the documented incident evidence.

Incorrect Answers

A:

R82 IPv6 VPN uses IKEv2, but the current evidence calls for a different R82 operation.

B:

Site-to-Site communities define gateway membership and tunnel policy; this does not resolve the observed condition.

C:

IKE agreement and authentication are prerequisites for tunnel setup, yet that applies to troubleshoot a VPN tunnel failing before security associations form rather than the observed issue.

Question 692

Two R82 managed Security Gateways have the VPN blade enabled and identical proposals, but the partner gateway never appears as a valid peer in traffic selection. SmartConsole shows no shared VPN community containing both nodes. The controls that address the separate requirement to resolve protected networks that never enter an established tunnel are already working as designed, and the change ticket must not disturb them. Which R82 action addresses the remaining symptom?

  1. Use a Star VPN community with the hub as center
  2. Use a Mesh VPN community for peer relationships
  3. Configure both gateways in the appropriate Site-to-Site VPN community
  4. Verify VPN domain definitions and encryption-domain selectors

Explanation

Correct Answer

C:

Site-to-Site communities define gateway membership and tunnel policy. This directly addresses the documented incident evidence.

Incorrect Answers

A:

A Star community models branch-to-center connectivity, yet that applies to connect multiple branches through a central hub site rather than the observed issue.

B:

A Mesh model supports direct relationships among participating members; this does not resolve the observed condition.

D:

VPN domains govern which networks are expected through the tunnel, but the current evidence calls for a different R82 operation.

Question 693

A third-party VPN connection uses certificate-based IKE authentication. The peer presents its certificate, but the R82 gateway rejects the issuer because its trust chain was not configured. Algorithms and reachability are confirmed. A preliminary suggestion is to review IKE negotiation settings and authentication on both peers. The incident evidence instead points to a different control within the same R82 subsystem. What is the most relevant action?

  1. Review IKE negotiation settings and authentication on both peers
  2. Use a Mesh VPN community for peer relationships
  3. Configure matching pre-shared keys on both VPN peers
  4. Configure accepted peer certificates and trusted issuing authority

Explanation

Correct Answer

D:

Certificate authentication relies on valid identities and trust. This directly addresses the documented incident evidence.

Incorrect Answers

A:

IKE agreement and authentication are prerequisites for tunnel setup, but the current evidence calls for a different R82 operation.

B:

A Mesh model supports direct relationships among participating members; this does not resolve the observed condition.

C:

Both sides need consistent configured IKE authentication secrets, yet that applies to authenticate a third-party IPsec peer with a shared secret rather than the observed issue.

Question 694

An R82 VPN community contains a permanent tunnel and the operator needs an alert when the tunnel stops responding. Tunnel status monitoring is available, but Logs & Events shows no reaction when the remote site goes offline. The operator must distinguish this from a separate requirement to make all Check Point peer tunnels in one community permanent. Which supported change follows from the actual evidence rather than that alternative hypothesis?

  1. Enable permanent-tunnel tracking or alert behavior
  2. Use interoperable IKE Dead Peer Detection for supported permanent-tunnel monitoring
  3. Use periodic tunnel-test responses to determine up status
  4. Apply the permanent-tunnel setting to the entire community

Explanation

Correct Answer

A:

Permanent tunnel monitoring can issue logs and alerts on failure. This directly addresses the documented incident evidence.

Incorrect Answers

B:

R82 Dead Peer Detection supports third-party gateways, while proprietary tunnel-test packets require Check Point peers; this does not resolve the observed condition.

C:

Test packet responses are the basis for permanent tunnel status, yet that applies to verify a permanent VPN tunnel remains reachable rather than the observed issue.

D:

Community-level settings can mark all eligible tunnels permanent, but the current evidence calls for a different R82 operation.

Question 695

Two R82 gateways are planned to protect IPv6 networks over Site-to-Site IPsec. A legacy design document requests IKEv1 aggressive mode, although the protected flows use IPv6 on both ends. The controls that address the separate requirement to resolve protected networks that never enter an established tunnel are already working as designed, and the change ticket must not disturb them. Which R82 action addresses the remaining symptom?

  1. Review IKE negotiation settings and authentication on both peers
  2. Verify VPN domain definitions and encryption-domain selectors
  3. Use IKEv2 for IPv6 VPN negotiations
  4. Configure both gateways in the appropriate Site-to-Site VPN community

Explanation

Correct Answer

C:

R82 IPv6 VPN uses IKEv2. This directly addresses the documented incident evidence.

Incorrect Answers

A:

IKE agreement and authentication are prerequisites for tunnel setup, yet that applies to troubleshoot a VPN tunnel failing before security associations form rather than the observed issue.

B:

VPN domains govern which networks are expected through the tunnel, but the current evidence calls for a different R82 operation.

D:

Site-to-Site communities define gateway membership and tunnel policy; this does not resolve the observed condition.

Question 696

A Security Gateway has active and backup external VPN interfaces. The primary next hop becomes unreachable during a maintenance test, but the gateway keeps trying that circuit. The cloud peer is otherwise healthy. An alternate diagnosis concerns the requirement to choose the outgoing gateway address for VPN traffic, for which a colleague suggests configure the gateway Link Selection settings. Based on the recorded symptoms, which corrective step should have priority?

  1. Configure supported Enhanced Link Selection interfaces and redundancy for the cloud peer
  2. Configure Link Selection probing and redundant paths
  3. Configure VPN Load Sharing through Link Selection when supported
  4. Configure the gateway Link Selection settings

Explanation

Correct Answer

B:

Availability probes help choose working links. This directly addresses the documented incident evidence.

Incorrect Answers

A:

Enhanced Link Selection supports cloud IPsec redundancy without proprietary RDP, with DAIP and platform limits; this does not resolve the observed condition.

C:

VPN Link Selection can share VPN traffic across available links, yet that applies to define how VPN traffic is distributed across multiple usable links rather than the observed issue.

D:

Link Selection controls VPN interface and address selection, but the current evidence calls for a different R82 operation.

Question 697

Two healthy ISP links on a supported VPN gateway are both eligible for a third-party cloud community. Traffic is always placed on one circuit, although the design requires distribution across the usable standard tunnels. A proposed change would be to select the particular tunnel in community Tunnel Management, which addresses the different requirement to mark just one tunnel in a larger community as permanent. Which action instead addresses the observed incident?

  1. Select the particular tunnel in community Tunnel Management
  2. Configure the gateway Link Selection settings
  3. Configure VPN Load Sharing through Link Selection when supported
  4. Configure Link Selection probing and redundant paths

Explanation

Correct Answer

C:

VPN Link Selection can share VPN traffic across available links. This directly addresses the documented incident evidence.

Incorrect Answers

A:

Tunnel Management permits specific individual permanent tunnels, but the current evidence calls for a different R82 operation.

B:

Link Selection controls VPN interface and address selection, yet that applies to choose the outgoing gateway address for VPN traffic rather than the observed issue.

D:

Availability probes help choose working links; this does not resolve the observed condition.

Question 698

An operator expects an R82 managed Check Point permanent tunnel to be UP merely because it has not logged a recent disconnect. The tunnel monitor has no reply from the peer for its active probes. A preliminary suggestion is to enable permanent-tunnel tracking or alert behavior. The incident evidence instead points to a different control within the same R82 subsystem. What is the most relevant action?

  1. Use periodic tunnel-test responses to determine up status
  2. Use interoperable IKE Dead Peer Detection for supported permanent-tunnel monitoring
  3. Select the particular tunnel in community Tunnel Management
  4. Enable permanent-tunnel tracking or alert behavior

Explanation

Correct Answer

A:

Test packet responses are the basis for permanent tunnel status. This directly addresses the documented incident evidence.

Incorrect Answers

B:

R82 Dead Peer Detection supports third-party gateways, while proprietary tunnel-test packets require Check Point peers, yet that applies to monitor an interoperable third-party IPsec peer without proprietary Check Point tunnel-test packets rather than the observed issue.

C:

Tunnel Management permits specific individual permanent tunnels; this does not resolve the observed condition.

D:

Permanent tunnel monitoring can issue logs and alerts on failure, but the current evidence calls for a different R82 operation.

Question 699

The R82 gateway is configured for a third-party IPsec peer using a pre-shared secret. Both ends agree on IKE version and algorithms, but logs show authentication failure after the partner rotated its shared key. The controls that address the separate requirement to troubleshoot a VPN tunnel failing before security associations form are already working as designed, and the change ticket must not disturb them. Which R82 action addresses the remaining symptom?

  1. Verify phase-two traffic selectors and matching policy rules
  2. Configure matching pre-shared keys on both VPN peers
  3. Configure accepted peer certificates and trusted issuing authority
  4. Review IKE negotiation settings and authentication on both peers

Explanation

Correct Answer

B:

Both sides need consistent configured IKE authentication secrets. This directly addresses the documented incident evidence.

Incorrect Answers

A:

Data associations still need matching selectors and permitted traffic; this does not resolve the observed condition.

C:

Certificate authentication relies on valid identities and trust, yet that applies to authenticate a third-party VPN peer with certificates rather than the observed issue.

D:

IKE agreement and authentication are prerequisites for tunnel setup, but the current evidence calls for a different R82 operation.

Question 700

IKE succeeds and both gateways show a security association, but one newly added internal subnet cannot cross the tunnel while older subnets work. Firewall logs show traffic sent outside the expected selectors. A proposed change would be to configure both gateways in the appropriate Site-to-Site VPN community, which addresses the different requirement to protect traffic between two managed security gateways. Which action instead addresses the observed incident?

  1. Configure both gateways in the appropriate Site-to-Site VPN community
  2. Review IKE negotiation settings and authentication on both peers
  3. Use IKEv2 for IPv6 VPN negotiations
  4. Verify VPN domain definitions and encryption-domain selectors

Explanation

Correct Answer

D:

VPN domains govern which networks are expected through the tunnel. This directly addresses the documented incident evidence.

Incorrect Answers

A:

Site-to-Site communities define gateway membership and tunnel policy, but the current evidence calls for a different R82 operation.

B:

IKE agreement and authentication are prerequisites for tunnel setup, yet that applies to troubleshoot a VPN tunnel failing before security associations form rather than the observed issue.

C:

R82 IPv6 VPN uses IKEv2; this does not resolve the observed condition.

Check Point Certified Security Expert - R82 (CCSE) (156-315.82) Practice Tests