AWS NAT instance VS NAT gateway

Опубликовано: 06 Март 2025
на канале: Thulasi Tech In Creative

Bitbucket:- git clone https://[email protected]/veerapallithulasikumar/eks-cluster-install.git

NATinstance
===========

Allows your private instances outgoing connectivity to the internet while at the same time blocking inbound traffic from the internet

Step-1

Create ec2 instance using nat ami(NAT instance)
amzn-ami-vpc-nat-2018.03.0.20220209.2-x86_64-ebs

Step 2

Allow the vpc and attach the public subnet

Step-3
Allow the security group
10.0.0.0/16
port 22
port 80
port 443

all icmp

Step -4

Edit the nat instace network settings and change the source and destination checks

Step -5
Go to route tables and edit the routs on pravite subnet and attach the nat ec2instance

Step -6

Try to access the internat websits

NATGateway
==================

A NAT gateway is a Network Address Translation (NAT) service. You can use a NAT gateway so that instances in a private subnet can connect to services outside your VPC but external services cannot initiate a connection with those instances.

Delete the nat instance

Step -1

Create the natgateway
Step -2

Allow the public subnet

Step -3

Allocate the elestic ip

Step -4

Go to routes and edit the pravite routs and attach the nategateway

Step -5

Try to access internet pravite servers