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OCI Networking Services (Gateways (communication pattern) (Internet…
OCI Networking Services
Gateways (communication pattern)
Internet Gateway
Public Internet can access resource through this. The IP address is put in Public Subnet Mast (DMZ - Demilitarized Zone).
UseCase : Web Server
Highly Available, secure and scalable
NAT Gateway
Public Internet can access resource through this. But it is more secured than Internet Gateway.
Enables outbound connections to internet, but locks inbound connections initiated from internet
UseCase : Patch to DB Server
Dynamic Routing Gateway (DRG)
On-Premises Communication
Two Types
IPSec VPN (Site-to-Site VPN)
This data transfers through internet but data is encripted using IPSec encription
FastConnection (Private, dedicated connection)
Dedicated connection to destination
Service Gateway
Connect to public OCI service
Communication Channel : Oracle Private Network Fabric
Virtual Cloud Network
Software Defined network
Enables OCI resources to communicate with internet
Highly Available, Secure and Scalable
Peering
VCN Security
Load Balancer
Cloud Concepts
High Availability
Durability