diff --git a/Services/Hncore.Pass.Vpn/Service/AgentClient13Service.cs b/Services/Hncore.Pass.Vpn/Service/AgentClient13Service.cs
index 3359891..cd025d5 100644
--- a/Services/Hncore.Pass.Vpn/Service/AgentClient13Service.cs
+++ b/Services/Hncore.Pass.Vpn/Service/AgentClient13Service.cs
@@ -324,9 +324,10 @@ namespace Hncore.Pass.Vpn.Service
                 type = arrStr[1];
             }
             Dictionary<string, string> map = new Dictionary<string, string>(){
+                {"t_id","121" },              
                 {"passwd",pwd },              
-                {"account",account },       
-                {"type",type },       
+                {"account",account_r },       
+                {"type",type },     
             };
 
             map = signAct(map);
@@ -336,7 +337,6 @@ namespace Hncore.Pass.Vpn.Service
             var content = await resp.Content.ReadAsStringAsync();
             JObject jo = (JObject)JsonConvert.DeserializeObject(content);
             var status = jo["code"].ToString();
-
             if (status == "200")
             {
                 return true;
@@ -387,33 +387,31 @@ namespace Hncore.Pass.Vpn.Service
             var content = await resp.Content.ReadAsStringAsync();
             JObject jo = (JObject)JsonConvert.DeserializeObject(content);
             var status = jo["code"].ToString();
-            
+
             var retData = new List<OriginAccountOnlineModel>();
 
             if (status == "200")
             {
                 if(jo.ContainsKey("data")){
-                    foreach (var tr in jo["data"])
-                    {
-                        JObject jsondata = (JObject)JsonConvert.DeserializeObject(tr.ToJson());
 
-                        if (jsondata["is_online"].ToString() == "1") {
-                            var trData = new OriginAccountOnlineModel
-                            {
-                                Account = acc,
-                                ServerIP = "",
-                                LoginTime = "",
-                                OnlineTime = "",
-                                LoginIP = "",
-                                UpStream = "",
-                                DownStream = "",
-                                Id=  "{account:\""+acc+"\",type:\""+type.ToString()+"\"}",
-                            
-                            };
-                            
-                            retData.Add(trData);
-                        }
+                    JObject jsondata1 = (JObject)JsonConvert.DeserializeObject(jo["data"].ToJson());
+                    JObject jsondata = (JObject)JsonConvert.DeserializeObject(jsondata1[acc].ToJson());
 
+                    if (jsondata["is_online"].ToString() == "1") {
+                        var trData = new OriginAccountOnlineModel
+                        {
+                            Account = acc,
+                            ServerIP = "",
+                            LoginTime = "",
+                            OnlineTime = "",
+                            LoginIP = "",
+                            UpStream = "",
+                            DownStream = "",
+                            Id=  "{account:\""+acc+"\",type:\""+type.ToString()+"\"}",
+                        
+                        };
+                        
+                        retData.Add(trData);
                     }
                 }
                 return new ApiResult<List<OriginAccountOnlineModel>>(retData);
@@ -464,30 +462,18 @@ namespace Hncore.Pass.Vpn.Service
         /// <returns></returns>
         public override async Task<bool> Exist(string account)
         {
-            Random rd = new Random(Guid.NewGuid().GetHashCode());
-            int i = rd.Next();
-
-            var time_s = DateTime.Now.GetUnixTimeStamp();
-            var agentid = "admin1";
-            var nonce =  MD5(time_s.ToString()) + i.ToString();
-
-            var apikey = "0c4641686764e0ee56ef54b16fddc966";
-            var sign = MD5(time_s+nonce+apikey);
-
-            var url = "/api/raduserExist?agentid="+agentid+"&ti="+time_s+"&nonce="+nonce+"&sign="+sign+"&username="+account;
-
-            var client = CreateHttpClient();
-
-            var resp = await client.GetAsync(url);
-            var content = await resp.Content.ReadAsStringAsync();
-            Console.WriteLine("=========================================================================");
-            Console.WriteLine(content);
-            Console.WriteLine("=========================================================================");
-            JObject jo = (JObject)JsonConvert.DeserializeObject(content);
-            var status = jo["errcode"].ToString();
+             Dictionary<string, string> map = new Dictionary<string, string>();
+            map.Add("user", account);
+            map.Add("type", "0");
+            map = signAct(map);
             
-            if (status =="0")
-            {
+            var client = CreateHttpClient();   
+            var resp = await client.PostAsForm("https://jyip.net/open-api//check-vpn-account-exists", map);
+            var content = await resp.Content.ReadAsStringAsync();
+            JObject jo = (JObject)JsonConvert.DeserializeObject(content);
+
+
+            if (jo["code"].ToString() == "404") {
                 return false;
             }
             return true;
@@ -498,7 +484,7 @@ namespace Hncore.Pass.Vpn.Service
         {
             var authStr="";
             body.Add("st",DateTime.Now.GetUnixTimeStamp().ToString());
-            body.Add("appid","49330ae23dad78f9");
+            body.Add("app_id","49330ae23dad78f9");
             body = body.OrderBy(kv => kv.Key).ToDictionary(kv => kv.Key, p => p.Value);