A customer portal team must keep an unsupported Linux appliance online for 60 days while a replacement is built. The appliance processes payment tokens and cannot be patched until the vendor certifies the new image. Which two actions best reduce the residual risk during the 60-day window? Select two.
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
Distractor review
Move the appliance onto the flat user VLAN so the team can monitor it with standard workstation tools.
This increases exposure and lateral movement risk by mixing the appliance with general user traffic.
Best answer
Restrict network paths to only the required upstream and downstream systems through firewall allow-lists.
This limits attack surface by allowing only necessary traffic, which directly reduces the likelihood of exploitation.
Distractor review
Declare the risk fully accepted and make no configuration changes until the replacement is ready.
Risk acceptance documents the issue, but it does not reduce exposure during the 60-day operational window.
Best answer
Add compensating controls such as application allow-listing, enhanced logging, and SIEM alerting.
These compensating controls lower residual risk by narrowing what can run and improving detection of misuse.
Distractor review
Disable logging because the appliance is already at capacity and logs can slow it down.
Removing logs reduces visibility and makes containment and investigation much harder if the appliance is compromised.
Common exam trap
Common exam trap: an active trunk can still block the VLAN you need
A trunk being up does not prove every VLAN is crossing it. Check allowed VLAN lists, native VLAN mismatch, VLAN existence and access-port assignment.
Technical deep dive
How to think about this question
VLAN questions usually combine access-port and trunking clues. The key is to identify whether the issue is local to one switchport, caused by the trunk, or caused by the VLAN not existing where it needs to exist.
KKey Concepts to Remember
- Access ports place end devices into a single VLAN.
- Trunk ports carry multiple VLANs between switches.
- Allowed VLAN lists decide which VLANs can cross a trunk.
- Native VLAN mismatch can create confusing symptoms.
TExam Day Tips
- Use show vlan brief to verify access VLANs.
- Use show interfaces trunk to verify trunk state and allowed VLANs.
- Do not treat every same-VLAN issue as a routing problem.
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More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
Question 1
A laptop is suspected of being used in a malware incident. It is still powered on and connected to Wi-Fi. What should the responder do before shutting it down?
Question 2
An employee reports a ransomware note on a file server. The server is still powered on, shares are still being accessed, and management wants service restored as quickly as possible. What should the incident response team do first?
Question 3
An employee reports a ransomware note on a finance laptop. The laptop is still powered on, connected to Wi-Fi, and the user says they were just working in a spreadsheet. Management wants the fastest safe response that also preserves evidence. What should the responder do first?
Question 4
You are handed a company laptop suspected in an insider theft case. Legal says the evidence may be needed in court. Which action best preserves admissibility?
Question 5
A developer wants to reduce the risk of SQL injection in a new customer search form. Which two changes are the best mitigations? Select two.
Question 6
A branch office uses a flat LAN, and a compromise on one user workstation could spread quickly to finance systems. Management wants finance workstations isolated from general users, but finance staff still need access to a central finance application and network printer. What is the best design change?
FAQ
Questions learners often ask
What does this SY0-701 question test?
Access ports place end devices into a single VLAN.
What is the correct answer to this question?
The correct answer is: Restrict network paths to only the required upstream and downstream systems through firewall allow-lists. — The best short-term risk reduction combines tighter exposure control with compensating controls. Firewall allow-listing limits who can talk to the appliance, which is a direct reduction in attack surface. Application allow-listing and enhanced logging improve both prevention and detection while the system remains unsupported. Together, these measures reduce residual risk without stopping the business process. Pure acceptance, broad network placement, or disabling logs would leave the organization more exposed. Why others are wrong: Moving the host to a flat VLAN expands lateral movement opportunities. Simply accepting the risk documents it but does not reduce exposure. Disabling logging removes the visibility needed for detection and incident response. Those choices either increase risk or leave it unchanged, which is inappropriate for a high-value payment-processing system that must stay online during the transition.
What should I do if I get this SY0-701 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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