Update README.MD

SoftEther/README.MD

@@ -11,13 +11,13 @@ yum install gcc make
 
 ## Install
 ```
-bash <(wget --no-check-certificate --no-cache -4 -qO- "https://raw.githubusercontent.com/MoeClub/Note/master/SoftEther/SoftEther.sh") -a empty -u vpn -p vpn
+bash <(wget --no-check-certificate --no-cache -4 -qO- "https://raw.githubusercontent.com/MoeClub/Note/master/SoftEther/SoftEther.sh") -a empty -u vpn -p vpn -port 5555
 
 ```
 
 ## Usage
 ```
-bash SoftEther.sh -a [AdminPasswd] -u [User] -p [Passwd]
+bash SoftEther.sh -a [AdminPasswd] -u [User] -p [Passwd] -port [Port]
 ```
 
 ## Network