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Supported API Version The EC2 interface complies with Amazon's WDSL version dated November 15, 2010, available at http://ec2.amazonaws.com/doc/2010-11-15/. The interface is compatible with the EC2 command-line tools EC2 tools v. 1.3.6230, which can be downloaded at http://s3.amazonaws.com/ec2-downloads/ec2-api-tools-1.3-62308.zip. Work is underway to support a more recent version of the EC2 API