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13
votes
3answers
9k views

Internal DNS inside Amazon AWS VPC

I am getting started on understanding VPC but am not seeing a good internal DNS solution. For example, we're using a non-RDS database server which other servers in the VPC connect to. I would like ...
7
votes
7answers
22k views

How do I recover/reset the admin password of a Virtual PC instance

I was given a VPC file which belonged to an employee who left our company. The VPC has important code and data. Anyways, I started up the instance in Microsoft Virtual PC 2007, but can't logon ...
5
votes
1answer
1k views

How do you get AWS VPC EC2 instances to be able to see the AWS APIs?

We're spinning up infrastructure inside of an AWS VPC via CloudFormation. We're using auto-scaling groups to bring up VPC-EC2 instances (so, we don't bring up instances directly; ASGs manage that). ...
5
votes
2answers
410 views

Running docker in VPC and accessing container from another VPC machine

I'm having issues while running docker in AWS VPC. Here is my setup: I've got two machines running in VPC: 10.0.100.150 10.0.100.151 both having an elastic IPs assigned to them, both running in ...
4
votes
1answer
2k views

How do you get Redis connections working within an Amazon VPC private subnet?

I have an Amazon VPC setup with a private subnet containing 2 instances. One of them has redis running on it, the other instance I want to use to connect to the redis server. I have the redis instance ...
4
votes
1answer
540 views

Amazon AWS VPC Performance Advantages

We have a simple setup that consists of... 1 EC Instance for HTTP/PHP requests 1 RDS Instance for our Database requests Currently our two servers do not use VPC to communicate. I was wondering if ...
4
votes
1answer
3k views

Simplest possible VPN to Amazon EC2 instance

I have setup an EC2 instance (Windows Server 2008) that I will let different developers connect to. Since I want the connection to be secure I am trying to setup a VPN connection to that machine, but ...
4
votes
1answer
2k views

Issue routing openswan vpn traffic beyond the server

Trying to set up a openswan based server sitting in an Amazon VPC cluster. The goal is to make it so we can VPN into VPC and have our workstations be as if they were on the network, more of a ...
3
votes
3answers
1k views

Advice regarding resilient internet access from within an Amazon VPC

We've had our NAT server fail 3 times thus far - once due to an issue with it's EIP and twice due to it's host being CPU bound. While I understand these things happen, we can't afford to keep taking ...
3
votes
4answers
4k views

What is the least expensive gateway for Amazon VPC?

I need to prototype a solution using Amazon VPC - what's the least expensive option available to create a VPC gateway on our side for the test lab? I realize there are probably free VPN gateways ...
3
votes
3answers
2k views

is it possible to connect a public EC2 instance into company VPN for secure web service calls?

i'm looking for a temporary solution to allow my public web application running in EC2 to make server-side HTTP requests to a web server inside my firewall. I looked into amazon VPC, but that seems ...
3
votes
1answer
77 views

Internet access from private VPC subnet?

My brain is a little bit fried trying to figure this out but I can't seem to get private subnets to connect to the internet to grab updates for example. Basically all I want is web access for these ...
2
votes
2answers
291 views

Amazon VPC Availability

We are trying to expand our reliability setup using VPC in us-west-1. The 'a' and 'b' AZs work fine, but when I try to create subnets on 'c' it just fails with the message: Value (us-west-1c) for ...
2
votes
1answer
316 views

Amazon AWS: SSL in our testing environment

My company has a running business web service on AWS which uses a wildcard SSL certificate (works for *.example.com). Multiple partners have subdomains and need SSL (https://partner1.example.com, ...
2
votes
1answer
3k views

Can you connect to Amazon VPC VPN from Windows 7 without a hardware VPN on your end?

I found this thread that seems to suggest it's not possible to connect to Amazon VPC VPN from a Windows 7 box without an external hardware (router) on the client side. Is this true, or did I miss ...
2
votes
1answer
2k views

Amazon Virtual Private Cloud - Can I use a normal VPN Connection

I want to use amazon VPC so that I can connect directly to cloud-based databases and application servers over a secure VPN connection. From the description on Amazon's site it appears to require a ...
2
votes
1answer
3k views

port forwarding through AWS VPC NAT

Yes, I have already scoured the internet and read most of the popular IPTables / DNAT guides / pages / posts. My Problem Summary I have a VPC with several subnets. One subnet in particular requires ...
2
votes
1answer
173 views

Whitelist outbound traffic in VPC to changing IPs

I'm working with EC2 servers in a VPC where we'd like as little outbound traffic as possible, and for all outbound traffic to be explicitly whitelisted. However, based on EC2 security groups or ...
2
votes
1answer
385 views

EC2 server in VPC stops responding after joining domain

We have a EC2 Windows Server set up and running in our VPC, connected to our network via a Juniper 5GT. This is working well, with the tunnel up and stable. If I then join the server to our local ...
2
votes
1answer
542 views

Second ENI in AWS VPC is not accessible on Ubuntu instance

I'm just getting into VPC, trying to understand how everything works. So far the biggest hurdle I've run into is that any time I add a second Elastic NIC to a machine, that second IP is not accessible ...
1
vote
1answer
631 views

AWS VPC ELB vs. Custom Load Balancing

So I'm wondering if this is a good idea. I have a Amazon AWS VPC setup with a public and private subnets. So I all ready get the Internet Gateway and NAT. I was going to setup all my web servers ...
1
vote
2answers
2k views

Network speed between 2 EC2 instances in VPC

I setup a vpc and launched 3 EC2 instances all in 10.0.0.0/16 subnet. I am wondering how these instances connected to each other, 100mbit, 1000mbit?
1
vote
1answer
390 views

Multiple External IP Addresses, Two Routers & Amazon VPC

I'm out of my depth here as I'm a database developer trying to do network stuff and really need some help. We have a leased line with multiple external IP addresses (subnet mask 255.255.255.248). ...
1
vote
3answers
877 views

Alternatives to Amazon VPC

I currently have 20 Windows VMs that are running on Amazon EC2. There are LOTS of people in the company that need ad-hoc RDP access to each one of these boxes. Occassionally I also run Unix instances, ...
1
vote
1answer
381 views

Failed to bring up eth1:1 when using secondary private IP on secondary network interface on VPC instance

I have created a VPC ec2 instance (t1.micro), in which I have two network interfaces, the primary eth0 and additional eth1. I was able to bring up the eth1 by editing the /etc/network/inteface auto ...
1
vote
2answers
1k views

What back-end hardware or software do Amazon Web Services use to provide the VPN functionality for their VPCs? [closed]

When connecting an customer gateway to a VPC VPN, what hardware or software is providing the service on Amazon's side?
1
vote
1answer
2k views

IPSec VPN between Amazon VPC and a Watchguard XTM?

I have a branch office behind a Watchguard XTM that needs VPN into an EC2 VPC. I am unfamiliar with Watchguard and am unable to find all of the knobs and dials in the flash admin interface to bring it ...
1
vote
2answers
4k views

Amazon VPC NAT not working

I'm trying to create a NAT instance for my VPC to allow instances on private subnets connect to the internet (most importantly, S3). I tried following the instructions here: ...
1
vote
1answer
3k views

How do I authorize connections to non-VPC EC2 instances from the instances in a VPC via the igw-xxxx Internet Gateway?

I've got many ec2 instances and recently added a Virtual Private Cloud at amazon too. On the VPC subnet 10.0.0.0/8 the host 10.0.0.88 can reach the internet at large through an Internet Gateway ...
1
vote
0answers
50 views

AWS VPC public web application connecting to database via VPN

What I am trying to do is set up a web application that is public facing but makes calls to a database that is on an internal network. I have been trying to set up an AWS VPC with a public subnet, ...
1
vote
0answers
67 views

Is it worth setting up a private subnet in Amazon EC2 (VPC) [duplicate]

Amazon details how use a public + private subnet approach in VPC (http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPC_Scenario2.html). But, bearing in mind that Instances don't have to have ...
0
votes
2answers
75 views

Host required for running Windows 2008 x64 Microsoft VPC

I need to run a x64 version of Windows in order to run SharePoint 2010. Question is: Can I run this on a machine that is running a x32 bit version of Windows? Can I run this on a machine that has a ...
0
votes
2answers
9k views

Acronis TrueImage .TIB file conversion to .VHD

I've made several backups of older 2000 and XP machines I've phased out over the last year or so. These were done with 'Seagate DiskWizard' from Hiren's Boot CD (Acronis True Image Home (v9.5 I ...
0
votes
2answers
1k views

Amazon VPC - Elastic load balancer not forwaring requests to Private Subnet instance

I have setup and Elastic load balancer in VPC. There is a public and private subnet. Currently the web server is in the Private subnet and there is a NAT instance in public subnet, from which the web ...
0
votes
1answer
45 views

Installing Windows Web Server 2008 on VPC 2007 Host OS - Windows 7 SP1

I'm running into an error when I try to install Windows Web Server 2008 x86 on a VPC I created with VPC 2007. Shortly after I enter the product key in the installation wizard it displays an error ...
0
votes
1answer
1k views

Does AWS not allow outbound SSH connections?

I was wondering if Amazon Web Services disallows outbound SSH connections from public facing EC2 instances? I have an SSH Bastion on a public subnet with an Elastic IP setup to where I can can ...
0
votes
1answer
101 views

Connect to RDS inside a VPC using Opsworks located in another VPC

I have a RDS instance (mysql) inside a VPC called vpc-a (10.0.0.0/16). This instance is private, it can only be accessed from vpc-a. We created a stack on opsworks inside another VPC called vpc-b ...
0
votes
1answer
49 views

Is it needed to use local DNS cacher in EC2 / VPC?

Seems like AWS internal DNS is already a very low latency one, e.g. On ec2 dig google.com | grep "Query time" ;; Query time: 0 msec So do we really need to use another DNS cacher?
0
votes
1answer
444 views

Routing issue with multiple IP addresses on EC2 (VPC) host

We run a EC2 Ubuntu server acting as a STUN server for the NAT Traversal mechanism in my company's application. By the nature of the STUN protocol the server needs two IP public addresses. We hired ...
0
votes
2answers
574 views

NAT and NGINX on the same server

I'm setting up a VPC cluster for my collaborative todo list application www.getdoneapp.com. To have my servers on the private network I need a NAT server so my servers on the private network can ...
0
votes
1answer
106 views

How to combine AWS and dedicated external servers?

I have an extensive network of servers all currently hosted on AWS EC2. For reasons of cost I plan to gradually migrate to dedicated servers where possible. So: How can I best combine AWS and ...
0
votes
1answer
742 views

Amazon VPC unable to access internet from private subnet

I have setup an Amazon Public+Private subnet VPC. There are two instances in public subnet: Amazon Nat instance OpenVPN Access Server I am able to setup VPN to the internal private subnet ...
0
votes
1answer
46 views

Is there somewhere a MacOS virtual disk available for testing purposes?

Microsoft has made available virtual disks of XP and Vista for free and with a 3 month time limit to be able to easily test IE6 or IE7 on clean systems. Is something similar available for download of ...
0
votes
1answer
94 views

How to choose/configure VM for offsite demos?

I am setting up a laptop to take to customer site to run software demo. Laptop runs XP Pro as host OS and needs to run Windows Server 2003 as guest OS. I have successfully created both VMware Server ...
0
votes
0answers
30 views

Access ElasticCache Redis instance within VPC from a classic instance

I have an existing AWS EC2-Classic deployment that I am seeking to add a small Redis instance to. As this only needs to be a tiny Redis instance I elected to use the t2.small size. I've since found ...
0
votes
1answer
78 views

IPsec VPN Site-to-Site: Unable to reach hosts on same subnet as gateway

I am trying to bridge an office network with an Amazon VPC cloud network. So far everything seems to be working, except that I cannot reach servers on the same subnet as the cloud gateway. Office ...
0
votes
1answer
90 views

AWS: VPC and NodeJS

I'm transitioning from a dedicated server to a VPC in AWS. It's a NodeJS application baed on ExpressJS. In the current implementation, I have NGINX + Passenger in front of the NodeJS application for ...
0
votes
0answers
128 views

aws high latency in same VPC Zone

We are facing the connectivity latency issues between the instances. I have calculated the connection time between the two instances in the same VPC using the command time trace-route. Sometime the ...
0
votes
0answers
430 views

AWS VPC custom VIP: How to get a IP Address assumption to work across two EC2 VPC instances?

I created an AWS VPC and three instances therein (head, nodeA, and nodeB). I also associated them all with a security group that allows fully open networking among the private (RFC-1918) addresses ...
0
votes
1answer
381 views

OpenVPN Setup with multiple AWS VPC Subnets

I have an OpenVPN server running on Ubuntu 12.04 in an AWS VPC with 3 subnets. I am able to connect my client and can ping the server (10.8.0.1) with no issues, however I cannot reach any other ...