AWS VPC to VPC connections over IPSEC VPN


Jo's Blog

Learn how to build a secure VPN with security and failover between multiple VPCs using Openswan as a software-based VPN solution. Today, we will be going through how to set up a full-mesh topology (where every region has its own unique connection to all other regions). Openswan is a great choice because first of all it is free to use, and it is quite versatile for different use cases.
Also, if you haven’t had a chance to familiarize yourself with Amazon Web Services (AWS) and VPC, I would highly recommend reading up on it. You may be surprised what it can offer your company!

Below this video we provided, configs, and instruction
http://ift.tt/1DPJt7K

# Install openswan

$ sudo su
$ yum update -y && yum install openswan -y

# Make sure the service start at reboot

$ chkconfig ipsec on

# Turn on ip forwarding and other needed directives

$…

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