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Questions tagged [amazon-vpc]

Amazon Virtual Private Cloud (Amazon VPC) lets you provision a logically isolated section of the Amazon Web Services (AWS) Cloud where you can launch AWS resources in a virtual network that you define

Amazon Virtual Private Cloud (Amazon VPC) lets you provision a logically isolated section of the Amazon Web Services (AWS) Cloud where you can launch AWS resources in a virtual network that you define. For additional information, see:

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AWS EC2 public IP unreachable over IPSec VPN but private IP still reachable

We have a FortiGate (FortiOS 6.0) connected to a IPSec Site-to-Site VPN (Dynamic BGP) on AWS. When the VPN is up, we can only access EC2 using the private IP, public IP no longer works. Only the public IP in the VPC linked to the VPN are…
Joshua
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What is the point of VPC if instance requires public ip?

I created ec2 instances in a public subnet (auto created with vpc wizard), and realized that some of them are not able to access internet. I learned that reason behind it is they don't have public ip address. If instance requires public ip to…
Mohamed
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In AWS VPC subnet id changed

I deleted the default subnet in my VPC and tried to create new. After creating the new subnet it showed a different subnet id, as you would expect. When I try to create subnet group in RDS the same subnet shows the Default subnet's id that was…
Gireendra Sharma
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What are the ways to connect to an ec2 instance in a private subnet?

I have a VPC with private and public subnets and I want to ssh into one of the machines which is in the private subnets. I have heard of the bastion method but want to try others too, please help me with any methods you know, I also have the NAT…
Udit Chugh
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How to privately communicate between ec2 instance?

There is only 1 VPC, and only 1 security group and all EC2 instance are using it. (RED ARROW) as you can see I set ALL traffic with the security group as the source, but somehow the ec2 instance is still not able to communicate - what am I doing…
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Can I use one load balance for my setup?

I have frontend website https://www.example.com/* backend app https://app.example.com/* backend api https://api.example.com/* CDN https://cdn.example.com/* backend services (interal) https://services.example.com/* All servers use port 443,…
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OpenVPN from AWS into Office

I'm trying to build an OpenVPN gateway from my VPC -> into the office network. I've successfully set up a VPN client on one of my EC2 instances (let's name it "gateway") and now it has VPN virtual interface "tun0". Now I want to route all…
mikhail
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if you have your entire infra on Amazon VPC, what kind of uptime guarantee is a safe committment?

We are a small startup trying to cater to our first customer. At the moment, the entire h/w setup is on amazon cloud (will be moving shortly to VPC). I have to give an estimate to the customer, on what kind of uptime guarantee my company can offer.…
Jay
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How can I host active directory from Amazon EC2?

I know EC2 pretty well, but I'm totally new to Active Directory. I'm trying to set up a computer hosting Active Directory on EC2. I want to be able to join the domain from computers running on EC2, as well as computers in my own office. I have it…
Jesse Barnum
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Openstack Neutron on top of Amazon VPC

Is it possible to run Openstack Neutron within an Amazon VPC and still be able to use all of Neutron's features (GRE mesh network, etc)? I do know about Amazon's ENI and networking tools within a VPC but they have limits that are too small for our…
keshavdv
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domain user Access permission as local on AWS from another server

I created a free instance on AWS with windows 2012 and MS DB. How can I allow user authentication with my Active Directory on premise (my own server with Windows 2008 and a static IP) on the AWS instance? The MS DB is installed on AWS and access…
user286192
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Dynamic Load balancer in public VPC outbound trouble

I'm trying to setup a Load Balancer within a VPC and am having trouble setting up outbound connectivity. I've seen lots of posts saying that I need to put the instances in a private subnet to let them connect with the internet through the NAT and…
koleror
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How to diagnose cross account EC2/RDS connection with vpc flow logs in AWS?

In AWS, made 2 accounts. account 1: A | Deployed EC2 account 2: B | Deployed RDS Want to connect from account 1's EC2 to account 2's RDS, but doesn't work. So enabled VPC flow logs to diagnose where is the problem. The connection between these 2…
Miantian
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What if my public address is same as one of the IP address in my AWS VPC CIDR Block?

My public IP address (of my personal computer) from which I access the internet ranges from 112.110.x.x. For experiment, I created a VPC in AWS and chose the CIDR block as 112.110.0.0/16. In the route table, destination IP 112.110.0.0/16 has a…
Sanjay Vig
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AWS Multi-region VPN routing

I'm trying to setup routing between two AWS regions over an IPSec VPN. I have the IPSec VPN up and running. From the VPN servers (VyOS) themselves I can ping back and forth however I cannot get traffic to route over the tunnel. The way my VPCs are…
tweeks200
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