Samba drops connection when transferring large files

Windows

Samba drops connection when transferring large files Hi, when i try to copy video dvd files (VIDEO_TS, etc.) with about 4,39 GB and 22 files in total from my windows 7 to the QNAP 412 i get an error. First windows starts transfering by showing me a dialog that windows "calculates the transfer" - transferrate is 0 Bit/sec. for about 1 minute. After a minute i get the following error message: