When you download files from the read-only SFTP Server, theSFTP adapter is not able to work with the files that have been alreadydownloaded as in each polling interval files are downloaded again. Thisimprovement adds the following options to the SFTP adapter, Delete AfterDownload which specify whether the adapter deletes a file from the FTPserver after you download it, Enable Timestamp comparison which specifywhether the adapter downloads a file again based on its modified timestamp and RedownloadInterval which specify the interval after which the adapter downloads filesagain if both Delete After Download and Enable Timestamp Comparisonare set to "No".
For information about the service packs and cumulative update list for BizTalk Server, see the following article in the Microsoft Knowledge Base:
2555976 Service pack and cumulative update list for BizTalk Server
For more information about BizTalk Server hotfixes, see the following article in the Microsoft Knowledge Base:
2003907 Information about BizTalk hotfixes and Cumulative Update support