Quick Answer
The correct answer is SSH, HTTPS, and Ping. These three services are commonly permitted on the management interface of a Palo Alto firewall because they provide essential administrative access and troubleshooting capabilities without exposing unnecessary attack surfaces. SSH and HTTPS enable secure encrypted management sessions for configuration and monitoring, while Ping (ICMP Echo) allows administrators to verify the interface’s reachability and responsiveness—a fundamental network diagnostic tool that does not open a management protocol port. On the PCNSA exam, this concept tests your understanding of the management plane’s security posture, often appearing in multiple-choice questions where you must distinguish between services that belong on the management interface versus those intended for data-plane traffic. A common trap is assuming Telnet or HTTP are permitted, but Palo Alto strongly discourages unencrypted protocols. Remember the mnemonic “SHP” (SSH, HTTPS, Ping) to recall the three safe services for the management interface.
This PCNSA practice question tests your understanding of device management and services. 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.
Which three of the following services are commonly permitted on the management interface? (Choose three.)
HTTP
Why wrong: HTTP is insecure and often disabled to enforce HTTPS.
Ping
Ping is commonly permitted for network reachability testing.
HTTPS
HTTPS is the primary protocol for web management interface.
Telnet
Why wrong: Telnet is insecure and rarely used, typically disabled.
SSH
SSH is used for secure CLI access.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Ping
Ping (ICMP Echo) is commonly permitted on the management interface because it allows network administrators to verify the interface's reachability and responsiveness without exposing management services to unnecessary risk. While ICMP is not a management protocol per se, it is a fundamental troubleshooting tool that is typically allowed on the management plane to test connectivity to the management IP address.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
HTTP
Why it's wrong here
HTTP is insecure and often disabled to enforce HTTPS.
Ping
Why this is correct
Ping is commonly permitted for network reachability testing.
Related concept
Read the scenario before looking for a memorised answer.
HTTPS
Why this is correct
HTTPS is the primary protocol for web management interface.
Related concept
Read the scenario before looking for a memorised answer.
Telnet
Why it's wrong here
Telnet is insecure and rarely used, typically disabled.
SSH
Why this is correct
SSH is used for secure CLI access.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Palo Alto Networks often tests the misconception that HTTP and Telnet are acceptable for management access because they are 'simpler' or 'legacy' protocols, but the PCNSA exam emphasizes that only encrypted protocols (HTTPS, SSH) and basic troubleshooting (ping) are permitted on the management interface.
Detailed technical explanation
The management interface on Palo Alto Networks firewalls is a dedicated out-of-band port (MGT) that runs a separate network stack from the data plane. By default, only HTTPS (TCP 443) and SSH (TCP 22) are enabled, with ICMP (ping) optionally enabled; HTTP and Telnet are disabled because they lack encryption. In a real-world scenario, if an administrator mistakenly enables HTTP, an attacker on the same management subnet could capture the admin's session cookie or credentials via a simple packet capture, compromising the entire firewall.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A security administrator must allow nursing staff to reach a patient records server while blocking access from the guest Wi-Fi VLAN. After applying an extended ACL, traffic is still blocked from nursing workstations. The ACL was applied outbound instead of inbound on the wrong interface. Questions like this test ACL direction and placement rules.
What to study next
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Device Management and Services — study guide chapter
Learn the concepts, then practise the questions
Device Management and Services practice questions
Targeted practice on this topic area only
All PCNSA questions
524 questions across all exam domains
Palo Alto Networks Certified Network Security Administrator PCNSA study guide
Full concept coverage aligned to exam objectives
PCNSA practice test guide
How to use practice tests most effectively before exam day
Related practice questions
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
Practise PCNSA questions linked to Managing Objects.
Practise PCNSA questions linked to Policy Evaluation and Management.
Practise PCNSA questions linked to Securing Traffic.
Practise PCNSA questions linked to Core Concepts.
Practise PCNSA questions linked to Palo Alto Networks Platforms and Architecture.
Practise PCNSA questions linked to Device Management and Services.
Practise PCNSA questions linked to App-ID and Content-ID.
Practise PCNSA questions linked to Decryption and Monitoring.
Practise PCNSA questions linked to PCNSA fundamentals.
Practise PCNSA questions linked to PCNSA scenario.
Practise PCNSA questions linked to PCNSA troubleshooting.
Practice this exam
Short sessions build daily habit. Longer sessions build exam-day stamina. Try a timed session to simulate real conditions.
FAQ
Device Management and Services — This question tests Device Management and Services — Read the scenario before looking for a memorised answer..
The correct answer is: Ping — Ping (ICMP Echo) is commonly permitted on the management interface because it allows network administrators to verify the interface's reachability and responsiveness without exposing management services to unnecessary risk. While ICMP is not a management protocol per se, it is a fundamental troubleshooting tool that is typically allowed on the management plane to test connectivity to the management IP address.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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 →
Last reviewed: Jun 30, 2026
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.