Download winscp , have ppk file extracted from the keypair , make sure the server is up and running .
Go to Advanced and under Authentication select the private key ppk file
Error if the host name is incorrect . Since we use free tire server hostname will change after every reboot . gethostbyname: unknown error
We can get the public hostname or DNS from the aws console by clicking on the instance to which we want to connect .
We have successfully connect to the server and can able to copy the files to and from the server .