Network.incomingPassword

Description

Set the password for the server (for incoming connections).

This must be matched in the Network.Connect routine on the clients. Pass "" to specify no password (this is default).

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {
    void ConnectToServer() {
        Network.Connect("127.0.0.1", 25000, "HolyMoly");
    }
    void LaunchServer() {
        Network.incomingPassword = "HolyMoly";
        Network.InitializeServer(32, 25000);
    }
}