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Oracle Cloud Infrastructure Documentation


Infrastructure ServicesNetworking
  • Getting Started
  • Oracle Cloud Infrastructure Cloud Adoption Framework
  • Oracle Cloud's Free Tier
  • Oracle Multicloud
  • Oracle Cloud Infrastructure Government Cloud
  • Oracle EU Sovereign Cloud
  • Applications Services
  • Infrastructure Services
    • Service Essentials
    • Access Governance
    • Analytics Cloud
    • Anomaly Detection
    • API Gateway
    • Application Dependency Management
    • Application Performance Monitoring
    • Archive Storage
    • Artifact Registry
    • Audit
    • Automated CEMLI Execution
    • Autonomous Linux
    • Bastion
    • Big Data Service
    • Billing and Cost Management
    • Block Volume
    • Blockchain Platform
    • Certificates
    • Cloud Advisor
    • Cloud Guard
    • Cluster Placement Groups
    • Compartment Quotas
    • Compliance Documents
    • Compute
    • Compute Cloud@Customer
    • Connector Hub
    • Console Dashboards
    • Container Instances
    • Container Registry
    • Content Management
    • Data Catalog
    • Data Flow
    • Data Integration
    • Data Labeling
    • Data Safe
    • Data Science
    • Database
    • Database Management
    • Database Migration
    • Database Tools
    • DevOps
    • Digital Assistant
    • Disaster Recovery
    • DNS and Traffic Management
    • Document Understanding
    • Email Delivery
    • Events
    • File Storage
    • New File Storage with Lustre
    • Fleet Application Management
    • Functions
    • Fusion Data Intelligence
    • Generative AI
    • Generative AI Agents
    • GoldenGate
    • Health Checks
    • HeatWave
    • IAM with Identity Domains
    • IAM without Identity Domains
    • Integration 3
    • Integration Generation 2
    • Java Management
    • Kubernetes Engine
    • Language
    • Load Balancer
    • Logging
    • Logging Analytics
    • Managed Access
    • Managed Cloud Self Service Platform
    • New Managed Services for Mac
    • Management Agent
    • Management Dashboard
    • Media Services
    • Monitoring
    • Network Firewall
    • Network Load Balancer
    • Networking
      • Networking Overview
      • Networking Scenarios
      • VCNs and Subnets
        • Overview of VCNs and Subnets
        • Virtual Networking Quickstart
        • DNS in Your Virtual Cloud Network
        • VCN and Subnet Management
        • Route Tables
      • Access and Security
      • Virtual Network Interface Cards (VNICs)
      • IP Management
      • DHCP Options
      • Dynamic Routing Gateways (DRGs)
      • Site-to-Site VPN
      • FastConnect
      • Access to the Internet
      • Access to Your On-Premises Network
      • Private Access
      • Access to Other VCNs: Peering
      • Multicloud Interconnect
      • Access to Other Clouds with Libreswan
      • Network Performance
      • Networking Metrics
      • Network Command Center Services
      • Troubleshooting
      • Known Issues for Networking
    • NoSQL Database
    • Notifications
    • Object Storage
    • OCI Cache
    • OCI Control Center
    • OCI Database with PostgreSQL
    • OpenShift Container Platform on OCI
    • Ops Insights
    • Oracle APEX Application Development
    • Oracle Cloud Migrations
    • Oracle Linux
    • OS Management Hub
    • Process Automation
    • Pulse
    • Queue
    • Resource Manager
    • Resource Scheduler
    • Roving Edge Infrastructure
    • Search
    • Search with OpenSearch
    • Secure Desktops
    • Security Advisor
    • Security Zones
    • Service Catalog
    • Service Mesh
    • Speech
    • Stack Monitoring
    • Streaming
    • Tagging
    • Threat Intelligence
    • Vault
    • Vision
    • Visual Builder
    • Visual Builder Studio
    • VMware Solution
    • Vulnerability Scanning
    • Web Application Acceleration
    • Web Application Firewall
    • WebLogic Management (Pre-GA)
    • Zero Trust Packet Routing
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VCNs and Subnets

A Virtual Cloud Network (VCN) is a customizable and private network set up in Oracle Cloud Infrastructure.

What's new

Get Started

Overview of VCNs and Subnets
Virtual Networking Wizards
Creating a VCN
Learn routing in OCI Networking with examples (PDF)

Common Networking Scenarios

Scenario A: Public Subnet
Scenario B: Private Subnet with a VPN
Scenario C: Public and Private Subnets with a VPN
Remote on-ramp

Support

Getting help
Create a service request

Special Configurations

Connect an on-premises network to Oracle resources.
Transit Routing inside a hub VCN
Connect VCNs to each other.
Access to Other VCNs: Peering

Developer Tools

Core Services API
SDKs and the CLI
Cloud Shell

Community

Oracle Cloud Infrastructure Blog
The A-Team Chronicles
Cloud Infrastructure community forum
Networking learning videos

Gateways

Dynamic Routing Gateways
Internet Gateway
NAT Gateway
Access to Oracle Services: Service Gateway

Troubleshooting

VCN Troubleshooting
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