If you run "ifconfig –a" on an amazon ec2 instance (linux), it will give you the internal IP address, which is not accessible from outside world. Here is a way to get the public and private IP address for an amazon EC2 instance.
To obtain the IP addresses, issue the following HTTP queries from within the instance:
To obtain the internal IP address:
To obtain the public IP address:
Alternatively, you can obtain the public and private DNS name/IP of an EC2 instance from AWS console (or from any service provider like RightScale.)
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