Support for a 64-bit standalone version of Web Server is provided in this release. Web Server 7.0 64-bit Linux is a separate standalone only distribution and does not coexist with Web Server 7.0 32-bit Linux. Web Server 7.0 64-bit Linux requires 64-bit Java Development Kit 5.0 Update 12 or above. Both Administration Server and server instance are only 64-bit server. Migration from previous releases is not supported on Web Server 7.0 64-bit for Linux.