Form Athentication(mutliple contoller not working)

Question

Hi i have Created form athentciation

<authentication mode ="Forms">
<forms loginUrl="~/Home/Index" timeout="2880" enableCrossAppRedirects="false"/>
</authentication>

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Security;
namespace Role_Menu_MVC.Controllers
{
public class HomeController : Controller
{
[AllowAnonymous]
public ActionResult Index()
{
return View();
}
[AllowAnonymous]
public ActionResult Index1()
{
return View();
}
[Authorize]
public ActionResult Profile()
{
return View();
}
[HttpPost]
[AllowAnonymous]
public ActionResult Index(User user)
{
UsersEntities usersEntities = new UsersEntities();
RoleUser roleUser = usersEntities.ValidateUser(user.Username, user.Password).FirstOrDefault();
string message = string.Empty;
switch (roleUser.UserId.Value)
{
case -1:
message = "Username and/or password is incorrect.";
break;
case -2:
message = "Account has not been activated.";
break;
default:
FormsAuthenticationTicket ticket = new FormsAuthenticationTicket(1, user.Username, DateTime.Now, DateTime.Now.AddMinutes(2880), user.RememberMe, roleUser.Roles, FormsAuthentication.FormsCookiePath);
string hash = FormsAuthentication.Encrypt(ticket);
HttpCookie cookie = new HttpCookie(FormsAuthentication.FormsCookieName, hash);
FormsAuthentication.SetAuthCookie(user.Username,true);
if (ticket.IsPersistent)
{
cookie.Expires = ticket.Expiration;
}
Response.Cookies.Add(cookie);
if (!string.IsNullOrEmpty(Request.Form["ReturnUrl"]))
{
return RedirectToAction(Request.Form["ReturnUrl"].Split('/')[2]);
}
else
{
return RedirectToAction("Index","Profile");
}
}
ViewBag.Message = message;
return View(user);
}
[HttpPost]
[Authorize]
public ActionResult Logout()
{
FormsAuthentication.SignOut();
return RedirectToAction("Index");
}
}
}
[Authorize]
public class AdminController : Controller
{
// GET: Admin
[HttpPost]
public ActionResult Index()
{
return View();
}
}

i am truy to navigate <li>@Html.ActionLink("Admin", "Index")</li>

 

but its going to login page

 

please help naviagation with html link not working .when click anther controller