Solution for local ip changes of AWS EC2 instances

Question

Amazon only gives you a certain number of static ip address and the local (private) ips of each EC2 instance can change when the machine is restarted. This makes creating a stab

Answer 1

I was in the same situation once. I still dont have the expertise to solve it properly. My ugly solution was to use elb not really for load balancing but just for the endpoint.

But I think a good solution can be obtained by using aws vpc.