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VPC(Virtual private cloud) summary - Coggle Diagram
VPC(Virtual private cloud) summary
definition
Isolated network service to configure AWS router and Subnet
regional service
Components
Subnet
Refer to private IP address subnet
2 type of subnet
Public Subnet
Is internet facing
Private subnet
Internal facing(= no direct access)
Have to access via a bastion host
Public IP
Methods assignment
Let AWS assigned
IP will change if you restart your Ec2
Elastic IP
=Static Public IP
when you stop and restart Ec2, the IP is no change
CIDR (Classless Interdomain routing)
Main Private IP blocks in your VPC
Is the parent block for your subnet
Routing table (RT)
Allow you to associate a subnet and gateway
2 type
public subnet RT
Has internet GW associated with its routing table
private subnet RT
Has no internet GW associated with it
Gateway
Type of GW
Internet GW
Provide access to internet
NAT GW
to allow private subnet Ec2 to initiate outbound traffic
Virtual Private GW
for VPN from your on-prem DC to the VPC
default VPC
on by default
Comes with Internet GW