UltraVNC

Maybe the FileTransferTimeout setting is actually seconds instead of milliseconds?

From vncclient.cpp



case rfbFileChecksums:
m_socket->SetSendTimeout(m_server->GetFTTimeout()*1000);
connected = m_client->ReceiveDestinationFileChecksums(Swap32IfLE(msg.ft.size), Swap32IfLE(msg.ft.length ...

After looking through the source, it looks like the timeout setting in ultravnc.ini is the "FileTransferTimeout" which defaults to 30. I'm guessing that is milliseconds and that it is capped ad 60ms. Which might be the source of the problem given that VSAT networks typically have from 500ms to 1 ...

After reviewing release notes etc. I'm wondering if the tcp timeout logic that was implemented to avoid a endless loop during file transfer (I'm thinking around v 1.0.5 something) has the timeout set a little to low. I haven't found where/if that setting is configurable or not. I would like to ...

After upgrading to uvnc 1.0.8.2 we are seeing many cases when we can't tranfer files from the server pc back to the viewer. When we start the file transfer it transfers a few packets then locks up. Eventually the File Transfer screen closes and displays the "WriteExact: Socket Error While Writing ...