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Oracle

1Z0-997 · Question #67

You are designing the network infrastructure for two application servers: appserver-1 and appserver-2 running in two different subnets inside the same Virtual Cloud Network (VCN) Oracle Cloud…

The correct answer is C. Configure two routing tables: Route Table-1 that has a route to internet via the Internet gateway. Explanation/Reference: An internet gateway is an optional virtual router you can add to your VCN to enable direct connectivity to the internet. Resources that need to use the gateway for internet access must be in a public subnet and have public IP addresses. Each public subnet…

Design for Hybrid Cloud Architecture

Question

You are designing the network infrastructure for two application servers: appserver-1 and appserver-2 running in two different subnets inside the same Virtual Cloud Network (VCN) Oracle Cloud Infrastructure (OCI). You have a requirement where your end users will access appserver-1 from the internet and appserver-2 from the on-premises network. The on-premises network is connected to your VCN over a FastConnect virtual circuit. How should you design your routing configuration to meet these requirements?

Options

  • AConfigure a single routing table (Route Table-1) that has two set of rules. One that has route to internet via the internet Gateway and another that propagate
  • BConfigure a single routing table (Routing Table-1) that has two set of rules: one that has route to internet via the Internet Gateway and another that propagates
  • CConfigure two routing tables: Route Table-1 that has a route to internet via the Internet gateway.
  • DConfigure two routing table (Route table-1 Route Table-2) that have rule to route all traffic via the Dynamic Routing Gateway (DRG) Associate the two routing

How the community answered

(48 responses)
  • A
    10% (5)
  • B
    6% (3)
  • C
    79% (38)
  • D
    4% (2)

Explanation

Explanation/Reference: An internet gateway is an optional virtual router you can add to your VCN to enable direct connectivity to the internet. Resources that need to use the gateway for internet access must be in a public subnet and have public IP addresses. Each public subnet that needs to use the internet gateway must have a route table rule that specifies the gateway as the target. For traffic to flow between a subnet and an internet gateway, you must create a route rule accordingly in the subnet's route table (for example, destination CIDR = 0.0.0.0/0 and target = internet gateway). Dynamic Routing Gateway (DRG) is A virtual edge router attached to your VCN. Necessary for private peering. The DRG is a single point of entry for private traffic coming in to your VCN,After creating the DRG, you must attach it to your VCN and add a route for the DRG in the VCN's route table to enable traffic flow.

Topics

#VCN routing#Route tables#FastConnect#Internet Gateway

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