VPC networking components
For each VPC – A Virtual Router is provided and used – you cannot drop this router
and per AWS Documentation:
https://docs.aws.amazon.com/vpc/latest/userguide/VPC_Networking.html
You can use the following components to configure networking in your VPC.
Topics
Elastic network interfaces
Route tables
Managed prefix lists
Internet gateways
Egress-only internet gateways
NAT
DHCP options sets
Using DNS with your VPC
VPC peering
Elastic IP addresses
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