[Bingo]

Код:

// above main()
forward Hostchange();

public OnFilterScriptInit()// or gamemodeinti
{
   SetTimer("Hostchange",1000,1); // Change 1000 to whatever you want this is in milliseconds.
   return 1;
}

public Hostchange()
{
   new var = random(3);
   switch (var)
   {
     case 0: SendRconCommand("hostname server name 1");
     case 1: SendRconCommand("hostname Server name 2");
     case 2: SendRconCommand("hostname servre name 3");
   }
}

Add this.