Adjusting window size and window scaling options, and buffers (mbufs).
kern.ipc.maxsockbuf=262144 net.inet.tcp.rfc1323=1 kern.ipc-nmbclusters=32768
net.core.wmem_max=8388608 net.ipv4.tcp_window_scaling=1 net.ipv4.tcp_mem = 98304 131072 196608
Register: \HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters Add DWORD named “TcpWindowSize” and set it to 131400 (decimal) Tcp1323Opts should be set to 3 (rfc 1323 scaling and timestamps) ForwardBufferMemory 8000 NumForwardPackets 6000