https://bugs.winehq.org/show_bug.cgi?id=44895
--- Comment #5 from Zhiyi Zhang zzhang@codeweavers.com --- If it helps, the server or the router may have tcp fast recycle options enabled. Check tcp_tw_reuse and tcp_tw_recycle on sysctl to ensure they are turned off.
https://stackoverflow.com/questions/8893888/dropping-of-connections-with-tcp...