The correct action is to add a new URL filtering override rule that allows the specific URL and place it above the category block rule. This works because URL Filtering profiles evaluate rules in a top-down order, so an explicit allow override for a single URL takes precedence over a broader category block, granting access only to that destination while keeping the rest of the 'hacking' category blocked. On the PCNSA exam, this scenario tests your understanding of granular policy control versus blanket changes; a common trap is choosing to disable URL filtering or change the category action to 'allow', which would weaken security by permitting all sites in that category. Remember the memory tip: "Override above, block below" — place your specific allow rule higher in the profile to punch a precise hole without lowering the overall security posture.
PCNSA Core Concepts Practice Question
This PCNSA practice question tests your understanding of core concepts. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A firewall administrator is troubleshooting a scenario where outbound HTTPS traffic to a specific website is being blocked. The security rule allows application 'ssl' and service 'application-default'. The URL Filtering profile blocks the category 'hacking'. The administrator confirms the destination URL falls under 'hacking' category. Which action should be taken to allow the traffic while maintaining security?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Add a new URL Filtering profile override rule that allows the specific URL and place it above the category block
Option C is correct because placing an override rule for the specific URL above the category block rule allows fine-grained control. Option A is wrong because disabling URL Filtering altogether removes protection. Option B is wrong because changing action to 'allow' on the existing rule would allow all hacking sites. Option D is wrong because using a different service does not bypass URL filtering.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Change the service to TCP/443 and allow all applications
Why it's wrong here
This would bypass application control but still be subject to URL filtering based on the profile.
✗
Remove the URL Filtering profile from the security rule
Why it's wrong here
This would disable URL filtering for all traffic matching the rule, not just the specific site.
✓
Add a new URL Filtering profile override rule that allows the specific URL and place it above the category block
Why this is correct
URL Filtering profiles support override rules to allow or block specific URLs with higher priority.
Related concept
Static NAT maps one inside address to one outside address.
✗
Change the URL Filtering action for 'hacking' category to 'allow'
Why it's wrong here
This would allow all hacking sites, which is too permissive.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
How this comes up in practice
A small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.
What to study next
Got this wrong? Here's your next step.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related PCNSA NAT questions on configuration and troubleshooting.
Core Concepts — This question tests Core Concepts — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: Add a new URL Filtering profile override rule that allows the specific URL and place it above the category block — Option C is correct because placing an override rule for the specific URL above the category block rule allows fine-grained control. Option A is wrong because disabling URL Filtering altogether removes protection. Option B is wrong because changing action to 'allow' on the existing rule would allow all hacking sites. Option D is wrong because using a different service does not bypass URL filtering.
What should I do if I get this PCNSA question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related PCNSA NAT questions on configuration and troubleshooting.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
This PCNSA practice question is part of Courseiva's free Palo Alto Networks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCNSA exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.