不能通过IP地址访问VUE项目的问题及解决

"scripts": {
    "dev": "webpack-dev-server --inline --progress --config build/webpack.dev.conf.js --host 0.0.0.0",
    "start": "npm run dev",
    "build": "node build/build.js"
  }

 <script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>
  <script type="text/javascript">
     sessionStorage.setItem('ip', returnCitySN["cip"])
     sessionStorage.setItem('area', returnCitySN["cname"])
  </script>

const IP = sessionStorage.getItem('ip')

router.beforeEach((to, from, next) => {
  const IP = sessionStorage.getItem('ip')
  // console.log(IP)
  // 设置访客IP白名单
  var ipList = ['192.172.172.240','182.48.114.141','163.16.50.159']
  to.meta.isip = ipList.includes(IP)
  if(to.meta.isip){
    // 如果是白名单ip,就去判断是否登录
    if (to.meta.nologin) {
      next();
      // console.log(1)
    } else {
      let token = sessionStorage.getItem("satoken");
      if (token === null || token === '' || token === undefined) {
        next('/login');
        // console.log(2)
      } else {
        next();
      }
    }
  }
  else{
    console.log("错误ip")
    alert("没有访问权限");
    closeWin();
  }
})

closeWin() {
  if (navigator.userAgent.indexOf("Firefox") != -1 || navigator.userAgent.indexOf("Chrome") != -1) {
      window.location.href = "about:blank";
      window.close();
  } else {
      window.opener = null;
      window.open("", "_self");
      window.close();
  }
}