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Get All Oracle Cloud Infrastructure 2025 Networking Professional Exam Questions with Validated Answers
| Vendor: | Oracle |
|---|---|
| Exam Code: | 1Z0-1124-25 |
| Exam Name: | Oracle Cloud Infrastructure 2025 Networking Professional |
| Exam Questions: | 120 |
| Last Updated: | October 9, 2026 |
| Related Certifications: | Oracle Cloud , Oracle Cloud Infrastructure |
| Exam Tags: | Professional Level Oracle Cloud Network EngineersOracle Network Security Engineers |
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You are configuring a FastConnect connection between your on-premises network and OCI. You need to establish a BGP (Border Gateway Protocol) session to exchange routing information. You want to use private peering to securely connect to your private resources within OCI. What are the MINIMUM requirements for configuring BGP for private peering over FastConnect?
Goal: Minimum BGP setup for private FastConnect peering.
Option A: Public ASN isn't required; private ASNs work---incorrect.
Option B: Private ASN is allowed, but doesn't specify IPs---insufficient.
Option C: Public IPs aren't needed for private peering---incorrect.
Option D: Valid ASNs (public or private) and non-overlapping private IPs are the minimum for BGP---correct.
Conclusion: Option D meets the requirements.
Oracle notes:
'For BGP over FastConnect private peering, provide a valid ASN (public or private) and a non-overlapping IP range for peering.'
This confirms Option D. Reference: FastConnect BGP Configuration - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Network/Tasks/fastconnect.htm#BGP).
Your organization is migrating a critical three-tier application to OCI. The application requires a highly available and performant database tier. You plan to use Oracle Autonomous Database on Dedicated Exadata Infrastructure. The Autonomous Database subnet must adhere to the organization's security policy, which mandates no direct internet access and private access to other VCN subnets. You need to ensure the proper IP address allocation and routing. Which of the following procedural steps is most effective for achieving this?
Requirements: Private subnet, no internet, access to other VCN subnets, HA database.
Analyze Components:
Public Subnet: Internet-exposed, against policy.
Private Subnet: No internet, aligns with policy.
Service Gateway: For OCI services, not ADB connectivity.
DRG: For inter-VCN routing.
NSGs: Granular traffic control.
Evaluate Options:
A: Public subnet violates no-internet policy; incorrect.
B: Service Gateway for Object Storage/Yum irrelevant to ADB; incomplete.
C: Private subnet, NSGs, DRG, and CIDR planning meet all needs; correct.
D: Public subnet with internet access; violates policy.
Conclusion: Option C is the most effective approach.
Autonomous Database requires private deployment for security. The Oracle Networking Professional study guide notes, 'For Autonomous Database on Dedicated Exadata, use a private subnet with NSGs for access control and a DRG for inter-VCN connectivity, reserving CIDR for scalability' (OCI Networking Documentation, Section: Autonomous Database Networking). Service Gateway isn't used for ADB access, but the private setup ensures compliance.
You are setting up a Site-to-Site VPN connection between your on-premises network and OCI. You have generated the IKE pre-shared key and configured the VPN connection in OCI. You now need to configure your on-premises Customer Premises Equipment (CPE). Which information from the OCI console is ESSENTIAL for configuring your on-premises CPE to establish the VPN connection?
Objective: Identify essential info for CPE to establish a Site-to-Site VPN with OCI.
Option A: Region and availability domain are for OCI resource placement, not CPE config---incorrect.
Option B: The DRG's public IP is the VPN endpoint, and the IKE pre-shared key authenticates the tunnel---essential and correct.
Option C: OCID and compartment ID are for OCI management, not CPE setup---incorrect.
Option D: Subnet CIDRs are for routing, configured later, not for tunnel establishment---incorrect.
Conclusion: Option B provides the critical VPN connection details.
Oracle documentation states:
'To configure your CPE for Site-to-Site VPN, you need the public IP address of the DRG (VPN headend) and the IKE pre-shared key from the OCI console.'
This confirms Option B. Reference: Setting Up IPSec VPN - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Network/Tasks/settingupIPSec.htm).
You have configured an IPSec VPN tunnel over your FastConnect circuit to OCI. You are experiencing intermittent connectivity issues and notice that the VPN tunnel is flapping (frequently going up and down). You have verified the IKE and IPSec configuration and confirmed that the security policies are correct. Which is a LESS likely cause of the VPN tunnel flapping when using IPSec over FastConnect, compared to using IPSec over the public internet?
Context: Tunnel flapping over FastConnect vs. public internet.
Option A: Congestion/packet loss is less likely over FastConnect's dedicated link than the unpredictable public internet---correct.
Option B: Mismatched keys/parameters would prevent tunnel establishment, not flapping---equally likely in both.
Option C: MTU issues cause fragmentation in both scenarios---equally likely.
Option D: BGP flapping is more relevant with FastConnect's dynamic routing---more likely here.
Conclusion: Option A is less likely over FastConnect.
Oracle notes:
'FastConnect provides a stable, dedicated connection, reducing congestion and packet loss compared to public internet VPNs.'
This supports Option A. Reference: IPSec over FastConnect - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Network/Tasks/settingupIPSec.htm#fastconnect).
Which aspect of OCI's security framework is essential for continuous monitoring and verification of packet flows, a core requirement of Zero Trust Packet Routing?
Goal: Support Zero Trust with packet flow monitoring.
Option A: Static routing defines paths, not monitoring---incorrect.
Option B: Security lists control access, not monitor---incorrect.
Option C: Flow logs track traffic; audit trails log actions---essential for Zero Trust---correct.
Option D: Public IPs enable access, not monitoring---incorrect.
Conclusion: Option C is essential.
Oracle states:
'Flow logs and audit trails provide continuous monitoring and verification of packet flows, critical for Zero Trust Packet Routing.'
This supports Option C. Reference: Zero Trust in OCI - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Network/Concepts/zerotrust.htm).
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