function Awake() {
Network.proxyIP = "1.1.1.1";
Network.proxyPort = 1111;
}

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
void Awake() {
Network.proxyIP = "1.1.1.1";
Network.proxyPort = 1111;
}
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

def Awake():
Network.proxyIP = '1.1.1.1'
Network.proxyPort = 1111