The Way To Enter to the server from your swat 4 Game :

 1st : Enter the Game and Press JOIN GAME  

 2nd : Press DIRECT IP 

: This Window Will appear to you 

    Copy the ip of the server u want to join

 Then press in The blank Part below <<Press enter  The IP address>>

 Then Press Control + V

 Then Press Enter and You Will join the game automatically :-D 

I Hope you to enjoy :-D