PCNE Practice Question: Designing, Planning, and Prototyping a GCP Network
A company is designing hybrid connectivity between on-premises and GCP. The on-premises network has multiple VPN gateways that support BGP. They require high availability with an SLA of 99.99% and want to use Cloud VPN. Which TWO configurations are required? (Choose two.)
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Two Cloud VPN gateways
HA VPN provides 99.99% SLA with two external IP addresses (one per gateway) and four tunnels (two per gateway) with BGP. Two Cloud VPN gateways and four tunnels are needed.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Static routing
Why it's wrong here
HA VPN requires dynamic routing (BGP).
- ✓
Two Cloud VPN gateways
Why this is correct
HA VPN uses two gateways for redundancy.
- ✗
One Cloud VPN gateway with two interfaces
Why it's wrong here
Not a valid HA VPN configuration.
- ✗
Policy-based VPN
Why it's wrong here
HA VPN is route-based, not policy-based.
- ✓
Four IKEv2 tunnels with BGP
Why this is correct
Four tunnels (two per gateway) with BGP provide redundancy.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PCNE practice question is part of Courseiva's free Google Cloud 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 PCNE exam.