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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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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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Can I connect two vpc's with one site to site vpn in same region?

I currently have one site to site vpn connected to one vpc. I want to add a vpc here(It's the same region), but I want to connect the on-premise network connected through site to site vpn through site to site vpn without a separate vpn. I think you…
john_smith
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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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How come multiple servers can have the same elastic IP?

We had 2 VPC's in our AWS EC2 network and we had 2 different running servers with the same Elastic IP. How can this be possible? I thought IP's had to be unique.
ujjain
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Why Use a NAT Instance?

Consider the following VPC: Public subnet with app servers and a separate NAT instance. Private subnet with database server. What benefits do we gain by using a stand alone NAT? EDIT: Why use a separate NAT router rather than having the app…
csi
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Could I have 2 nat on vpc

There is a vpc on amazon that has two subnets. The outer one has internet access and the inner one using NAT server to connect to internet. Inner subnet have plenty of servers for development and testing. Now I need to use separated NAT server for…
Bagi
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AWS Reserved IP addresses

I have multiple VPC in my account and I created most of VPC using subnet 10.0.0.0/8 or 192.168.0.0/16 or 172.16.0.0/12 subnet blocks. I am exhausted with my range due to not optimizing the IP address properly and adding a wrong route of 10.0.0.0/8…
Pratap
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