bind(）和listen(）函数(WinSock）出错

我正在使用WinSock，我有一个问题：如果我将MY_IP定义为"127.0.0.1"，这是可行的，但我不希望这样。我想将MY_IP定义为"109.95.202.122"，但它不起作用。

我失败了：Fail bind()和Listen Error

#pragma comment(lib, "Ws2_32.lib")
#include <sdkddkver.h>
#include <conio.h>
#include <stdio.h>
#include <WinSock2.h>
#include <Windows.h>
#include <iostream>
#include <string>
#include <process.h>
#define MY_IP       "109.95.202.122"
using namespace std;
int main()
{
    WSADATA wsaData;
    int result = WSAStartup( MAKEWORD( 2, 2 ), & wsaData );
    if( result != NO_ERROR )
        cout << "Initialization error." << endl;
    SOCKET mainSocket = socket( AF_INET, SOCK_STREAM, IPPROTO_TCP );
    if( mainSocket == INVALID_SOCKET )
    {
        printf( "Error creating socket: %ldn", WSAGetLastError() );
        WSACleanup();
        return 1;
    }
    sockaddr_in service;
    memset( & service, 0, sizeof( service ) );
    service.sin_family = AF_INET;
    service.sin_addr.s_addr = inet_addr(MY_IP);
    service.sin_port = htons( 27015 );
    if(bind(mainSocket, (SOCKADDR*)&service, sizeof(service))== SOCKET_ERROR)
    {
        cout << "Fail bind()" << endl;
        closesocket( mainSocket );
    }
    if(listen(mainSocket, 1) ==  SOCKET_ERROR)
    {
        cout << "Listen Error";
    }
    cout << "Oczekiwanie na polaczenie" << endl;
    SOCKET acceptSocket = SOCKET_ERROR;
    while( acceptSocket == SOCKET_ERROR )
    {
        acceptSocket = accept( mainSocket, NULL, NULL);
    }
    if( acceptSocket != SOCKET_ERROR)
    {
        cout << "Connected ! :D" << endl;     
        for(;;)
        {
            char chWiadomosc[1000];
            recv(mainSocket, chWiadomosc, sizeof(chWiadomosc), NULL);
        }
    }
}