Update README.md

README.md

@@ -31,11 +31,14 @@ Increase the number of open files on your server, as:
 
 `ulimit -n 65535`, or write it in `~/.bashrc`.
 
-Increase the OS UDP buffers to improve performance, as:
+Suggested `sysctl.conf` parameters for better handling of UDP packets:
 
 ```
 net.core.rmem_max=26214400
 net.core.rmem_default=26214400
+net.core.wmem_max=26214400
+net.core.wmem_default=26214400
+net.core.netdev_max_backlog=2048
 ```
 
 You can also increase the per-socket buffer by adding parameter(default 4MB):
@@ -48,8 +51,8 @@ increasing this would work for most of the old model CPUs.
 Download a corresponding one from precompiled [Releases](https://github.com/xtaci/kcptun/releases).
 
 ```
-KCP Client: ./client_darwin_amd64 -r "KCP_SERVER_IP:4000" -l ":8388" -mode fast2
-KCP Server: ./server_linux_amd64 -t "TARGET_IP:8388" -l ":4000" -mode fast2
+KCP Client: ./client_darwin_amd64 -r "KCP_SERVER_IP:4000" -l ":8388" -mode fast2 -autoexpire 900 -sockbuf 16777217
+KCP Server: ./server_linux_amd64 -t "TARGET_IP:8388" -l ":4000" -mode fast2 -sockbuf 16777217
 ```
 The above commands will establish port forwarding channel for 8388/tcp as: