McAfee Secure

Exam Code: 156-315.82

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

Certification Provider: Checkpoint

Corresponding Certification: CCSE R82

Questions & Answers

Checkpoint 156-315.82 Questions & Answers

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Checkpoint 156-315.82 Practice Test 9

Question 80

A network team must expose one service on a private server at a different public IP, keeping its internal destination unchanged to the server. What is needed?

  1. Hide the client's source behind the server IP and make no destination translation.
  2. Change the management HA secondary to be a DNS server for all clients.
  3. Configure an Updatable Object for a cloud provider unrelated to the service.
  4. Define the appropriate inbound destination static NAT mapping and supporting access policy.

Explanation

Correct Answer

D:

The gateway must translate the published address to the protected server's internal address.

Incorrect Answers

A:

Source hide NAT alone does not direct incoming requests to the correct private server.

B:

Management server roles do not implement destination NAT for application traffic.

C:

Cloud service prefixes cannot stand in for the required server address mapping.

Question 81

A subnet moving to a new public egress IP must share that address for outbound connections. Which change is most targeted?

  1. Update the approved source hide NAT mapping for the affected subnet and verify translated traffic.
  2. Change every private host address to the same externally assigned public IP.
  3. Rebuild the Security Management database to replace the default gateway route.
  4. Create a new SmartEvent severity threshold instead of changing NAT.

Explanation

Correct Answer

A:

The translation should rewrite source addresses only for the intended internal clients.

Incorrect Answers

B:

Sharing one host identity without NAT would introduce addressing conflicts.

C:

Database migration is unrelated to choosing a subnet's source translation.

D:

Monitoring thresholds cannot rewrite outbound source IP addresses.

Question 82

An external HTTPS service needs the client's original IP preserved for troubleshooting, and a proposed blanket source hide NAT would replace it. What should be considered?

  1. Enable source hide NAT for all connections, assuming it always preserves source visibility.
  2. Limit unnecessary source translation and validate the actual source/destination NAT behavior for that flow.
  3. Change an unrelated VPN authentication certificate to preserve source addresses.
  4. Turn off the access policy because all source hiding is controlled by logging.

Explanation

Correct Answer

B:

Overly broad hide NAT can obscure the original client source from the destination server.

Incorrect Answers

A:

Source address translation changes which client IP the destination observes.

C:

VPN peer credentials do not determine ordinary HTTPS source NAT behavior.

D:

Access enforcement and address translation are different security functions.

Question 83

After changing a manual NAT rule, the management policy is still using the old translation. What is the required workflow?

  1. Run a SmartEvent compliance report without deploying the modified NAT configuration.
  2. Restart an unrelated laptop to refresh the gateway's translation tables permanently.
  3. Publish the change and install the appropriate policy on the Security Gateway.
  4. Change only the VPN peer's pre-shared key without policy installation.

Explanation

Correct Answer

C:

An edited NAT rule in SmartConsole does not immediately update the gateway's enforced policy.

Incorrect Answers

A:

Reporting cannot transfer a newly edited NAT rule to enforcement.

B:

Client restarts do not publish the management rulebase.

D:

VPN credentials cannot substitute for deploying a NAT rule.

Question 84

A source NAT change breaks only traffic from one internal network while another subnet still works. Which comparison helps isolate the fault?

  1. Assume that successful traffic from another subnet proves all source NAT rules are correct.
  2. Delete all server objects to force traffic to use the default route.
  3. Change the primary management server hostname as the first troubleshooting action.
  4. Compare the specific source subnet object, manual NAT match, and access logs for each flow.

Explanation

Correct Answer

D:

Translation behavior can differ by source because the rules match configured networks.

Incorrect Answers

A:

Different sources can match entirely different NAT and access rules.

B:

Object deletion can disrupt policy and does not identify a specific translation mismatch.

C:

Management naming is not the cause indicated by source-specific NAT behavior.

Question 85

A firewall translates a server address, but return packets bypass the translating gateway through an asymmetric route. What must be corrected?

  1. Ensure return routing follows a path that supports the intended NAT session and security state.
  2. Increase the public DNS TTL so packets ignore the asymmetric route.
  3. Create more administrator accounts on the management server for routing redundancy.
  4. Disable log retention to make return traffic prefer the NAT device.

Explanation

Correct Answer

A:

Asymmetric return flows can break translation and stateful session tracking.

Incorrect Answers

B:

DNS cache time does not repair a network routing asymmetry.

C:

Administrative account count does not control packet return paths.

D:

Log storage settings cannot redirect packets through the correct gateway.

Question 86

A rule requires a published internal server with an externally reachable stable IP but a one-to-many hide rule was used. What problem should be anticipated?

  1. Hide NAT always maps each internal server to a unique public address automatically.
  2. Hide NAT does not provide the intended dedicated inbound one-to-one destination mapping.
  3. A site-to-site VPN community automatically assigns the server an internet address.
  4. Adding a SmartEvent report solves inbound destination selection without changing NAT.

Explanation

Correct Answer

B:

Many-to-one source translation has different semantics from a public server address mapping.

Incorrect Answers

A:

A shared egress address does not guarantee distinct published inbound destinations.

C:

VPN community membership is not a public address translation strategy.

D:

Event reports do not rewrite the packet destination to the server.

Question 87

An administrator wants one rule translating a whole private network for outgoing traffic and another publishing a particular server. Which distinction matters?

  1. Use a single VPN certificate as the replacement for both NAT definitions.
  2. Define only an Updatable Object and assume it performs both translations.
  3. Use appropriate source hide NAT for clients and destination or static NAT for the published server.
  4. Turn on Compliance Blade and expect it to rewrite all traffic addresses.

Explanation

Correct Answer

C:

Different inbound and outbound requirements need distinct translation match and address behavior.

Incorrect Answers

A:

Certificate authentication does not define ordinary source/destination translation for applications.

B:

Dynamic objects select address sets but do not automatically establish packet NAT mappings.

D:

Compliance assessment is advisory rather than a NAT engine.

Question 88

A static NAT entry points at an obsolete internal host after application migration. What should be validated?

  1. The local administrator laptop's browser bookmark for the old application.
  2. Only the Security Management HA failover log from the previous month.
  3. Only the number of VPN tunnels to unrelated cloud sites.
  4. The intended translated-to-private destination and associated routing before applying the updated rule.

Explanation

Correct Answer

D:

Wrong private destination mapping can send sessions to a nonexistent or unintended server.

Incorrect Answers

A:

A bookmark is not part of the gateway's destination translation lookup.

B:

Management HA history does not identify the current private service address.

C:

Tunnel count does not explain a wrong inbound application NAT destination.

Question 89

An internet client can connect to a translated host on TCP 443 but TCP 8443 is denied. What should be checked instead of assuming NAT failed globally?

  1. Inspect the service match and access-control rule for the denied TCP 8443 flow.
  2. Delete the static NAT mapping because all packet translations must use one service port.
  3. Change management database HA roles to allow the new application port.
  4. Increase the DNS TTL to make TCP 8443 permitted by a firewall.

Explanation

Correct Answer

A:

Correct address translation for one port does not imply security authorization for another.

Incorrect Answers

B:

NAT itself can coexist with different permitted or denied access services.

C:

Management failover is unrelated to Access Control service matching.

D:

DNS caching cannot authorize a different service through security policy.

Question 90

A manual NAT rule is written for a subnet object that does not include a newly added /26 segment. What is the targeted adjustment?

  1. Increase the number of SmartEvent event definitions instead of adjusting the network object.
  2. Update the intended network object and NAT match scope, then install the validated policy.
  3. Switch both management peers to standby mode so translation will reload automatically.
  4. Assign a new VPN pre-shared key to every user workstation.

Explanation

Correct Answer

B:

The new subnet cannot match the old source range if it lies outside the object.

Incorrect Answers

A:

Event correlation does not change which source IPs match NAT rules.

C:

Management authority does not add missing IP addresses to rule matches.

D:

VPN authentication keys do not expand a firewall network object.

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