0
votes
1answer
146 views

Weird DNS bug - external server resolves to internal IP

I have a server that is hosted by my university. I have root access, but no control over network setup, firewall, etc. This server's DNS resolves to an internal IP here on campus (10.x.x.x), and an ...
0
votes
1answer
410 views

Wrong DNS name for client when client connects to MySQL - how to use another client host name?

I'm trying use a host restricted MySQL user when connecting from one Amazon EC2 instance to another. I wanted to use elastic ip address for their dns function, but you can probably ignore the Amazon ...
1
vote
2answers
199 views

Easy “behind the firewall” DNS app for amazon ec2 instances

Context: EC2 testing puts us in a BIND We're increasingly using amazon ec2 instances for testing. The one pain point: each time we restart an instance the IP address changes. (static ip's aren't an ...
0
votes
1answer
296 views

EC2 Ubuntu - Force instance to use internal IP

I've just set up a micro instance on EC2 (AMI ID ami-e59ca991). I had hoped to avoid charges for a year as my usage falls well within the bound of the free tier. I have been charged $0.01 for ...
3
votes
1answer
620 views

Simple, manageable DNS on EC2?

I'm working on a large network of servers sitting on EC2, and need a way for the servers to know about each other's locations in the cloud. I thought the simplest way would be to use DNS, because if I ...