By following the advice for the r8168 driver here http://www.realtek.com/downloads/downloadsView.aspx?Langid=1&PNid=5&PFid=5&Level=5&Conn=4&DownTypeID=3&GetDown=false#RTL8111B/RTL8168B/RTL8111/RTL8168%3Cbr%3ERTL8111C/RTL8111CP/RTL8111D%28L%29%3Cbr%3ERTL8168C/RTL8111DP
I was able to improve network performance.
By following the advice for the r8168 driver here http:// www.realtek. com/downloads/ downloadsView. aspx?Langid= 1&PNid= 5&PFid= 5&Level= 5&Conn= 4&DownTypeID= 3&GetDown= false#RTL8111B/ RTL8168B/ RTL8111/ RTL8168% 3Cbr%3ERTL8111C /RTL8111CP/ RTL8111D% 28L%29% 3Cbr%3ERTL8168C /RTL8111DP
I was able to improve network performance.