Posts Tagged ‘VPC’
Late last year AWS launched Private DNS within Amazon VPC as part of their Route 53 service. This allows customers to create DNS entries that are only visible within a VPC (or group of VPCs). It’s also possible to have ‘split horizon’ DNS where servers inside a VPC get different answers to the same queries versus users […]
Filed under: CohesiveFT, howto, networking | 2 Comments
Tags: aws, Bind, DNS, Route 53, Unbound, VPC
This post originally appeared on the CohesiveFT blog Want to do more with your AWS Virtual Private Cloud (VPC)? We have 10 ways you can enhance cloud networking with our virtual appliance, VNS3. First, a quick background on the product: VNS3 creates an overlay networking on top of AWS infrastructure. This allows you to control security, topology, addressing and protocols […]
Filed under: cloud, CohesiveFT, networking | Leave a Comment
Tags: amazon, aws, ec2, VNS3, VPC
Beware the default network
I was helping a colleague troubleshoot a deployment issue recently. He’d set up a virtual private cloud (VPC) in Amazon with a public subnet and a bunch of private subnets: 10.0.0.0/16 – VPC (the default) 10.0.0.0/24 – Public subnet 10.0.0.1/24 – Private subnet 1 10.0.0.2/24 – Private subnet 2 10.0.0.3/24 – Private subnet 3 Everything was behaving […]
Filed under: cloud, CohesiveFT, Docker, networking | 1 Comment
Tags: aws, CIDR, conflict, defaults, Docker, howto, LXC, lxcbr0, networks, peering, routing, troubleshooting, VNS3, VPC
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