diff --git a/MP.Data/Constants.cs b/MP.Data/Constants.cs
index 4c988efc..6f31223c 100644
--- a/MP.Data/Constants.cs
+++ b/MP.Data/Constants.cs
@@ -19,6 +19,7 @@
 
 
 
+        public static string redisMacchine = "MP:MON:Cache:Macchine";
         public static string redisMseKey = "MP:MON:Cache:MSE";
         public static string redisMseKeySingle = "MP:MON:Cache:MseSingle";
 
diff --git a/MP.Data/Controllers/MpMonController.cs b/MP.Data/Controllers/MpMonController.cs
index 4d13053b..512fb20e 100644
--- a/MP.Data/Controllers/MpMonController.cs
+++ b/MP.Data/Controllers/MpMonController.cs
@@ -1,6 +1,7 @@
 using Microsoft.Data.SqlClient;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
+using MP.Data.DatabaseModels;
 using NLog;
 using System;
 using System.Collections.Generic;
@@ -84,6 +85,49 @@ namespace MP.Data.Controllers
             return dbResult;
         }
 
+        /// <summary>
+        /// Elenco da tabella Macchine
+        /// </summary>
+        /// <param name="codGruppo"></param>
+        /// <returns></returns>
+        public List<Macchine> MacchineGetFilt(string codGruppo)
+        {
+            List<Macchine> dbResult = new List<Macchine>();
+            try
+            {
+                using (var dbCtx = new MoonProContext(_configuration))
+                {
+                    if (codGruppo == "*")
+                    {
+                        dbResult = dbCtx
+                                    .DbSetMacchine
+                                    .AsNoTracking()
+                                    .OrderBy(x => x.IdxMacchina)
+                                    .ToList();
+                    }
+                    else
+                    {
+                        dbResult = dbCtx
+                                    .DbSetGrp2Macc
+                                    .Where(g => g.CodGruppo == codGruppo)
+                                    .Join(dbCtx.DbSetMacchine,
+                                        g => g.IdxMacchina,
+                                        m => m.IdxMacchina,
+                                        (g, m) => m
+                                    )
+                                    .AsNoTracking()
+                                    .OrderBy(x => x.IdxMacchina)
+                                    .ToList();
+                    }
+                }
+            }
+            catch (Exception exc)
+            {
+                Log.Error($"Eccezione in MacchineGetFilt{Environment.NewLine}{exc}");
+            }
+            return dbResult;
+        }
+
         /// <summary>
         /// Elenco da tabella MappaStatoExpl
         /// </summary>
diff --git a/MP.Data/Services/StatusData.cs b/MP.Data/Services/StatusData.cs
index 365c88f2..3f89c3d4 100644
--- a/MP.Data/Services/StatusData.cs
+++ b/MP.Data/Services/StatusData.cs
@@ -51,6 +51,10 @@ namespace MP.Data.Services
                 maxAge = _configuration.GetValue<int>("OptConf:msRefresh");
             }
 
+            // sistemo i timespan
+            LongCache = TimeSpan.FromSeconds(300);
+            FastCache = TimeSpan.FromMilliseconds(maxAge);
+
             // setup conf IOB da dizionario
             tryLoadIobTags();
         }
@@ -110,9 +114,66 @@ namespace MP.Data.Services
             return outVal;
         }
 
-        public Task<List<Macchine>> MacchineGetAll()
+        public async Task<List<Macchine>> MacchineGetAll()
         {
-            return Task.FromResult(dbController.MacchineGetAll());
+            Stopwatch sw = new Stopwatch();
+            string source = "DB";
+            sw.Start();
+            List<Macchine>? result = new List<Macchine>();
+            // cerco in redis...
+            string currKey = $"{Constants.redisMacchine}:ALL";
+            RedisValue rawData = redisDb.StringGet(currKey);
+            if (rawData.HasValue)
+            {
+                result = JsonConvert.DeserializeObject<List<Macchine>>($"{rawData}");
+                source = "REDIS";
+            }
+            else
+            {
+                result = await Task.FromResult(dbController.MacchineGetAll());
+                // serializzo e salvo...
+                rawData = JsonConvert.SerializeObject(result);
+                await redisDb.StringSetAsync(currKey, rawData, LongCache);
+            }
+            if (result == null)
+            {
+                result = new List<Macchine>();
+            }
+            sw.Stop();
+            Log.Debug($"MacchineGetAll | {source} | {sw.Elapsed.TotalMilliseconds}ms");
+            return result;
+            //return Task.FromResult(dbController.MacchineGetAll());
+        }
+
+        public async Task<List<Macchine>> MacchineGetByGruppo(string CodGruppo)
+        {
+            Stopwatch sw = new Stopwatch();
+            string source = "DB";
+            sw.Start();
+            List<Macchine>? result = new List<Macchine>();
+            // cerco in redis...
+            string currKey = $"{Constants.redisMacchine}:{CodGruppo}";
+            RedisValue rawData = redisDb.StringGet(currKey);
+            if (rawData.HasValue)
+            {
+                result = JsonConvert.DeserializeObject<List<Macchine>>($"{rawData}");
+                source = "REDIS";
+            }
+            else
+            {
+                result = await Task.FromResult(dbController.MacchineGetFilt(CodGruppo));
+                //result = dbController.MacchineGetFilt(CodGruppo);
+                // serializzo e salvo...
+                rawData = JsonConvert.SerializeObject(result);
+                await redisDb.StringSetAsync(currKey, rawData, LongCache);
+            }
+            if (result == null)
+            {
+                result = new List<Macchine>();
+            }
+            sw.Stop();
+            Log.Debug($"MacchineGetByGruppo | {source} | {sw.Elapsed.TotalMilliseconds}ms");
+            return result;
         }
 
         /// <summary>
@@ -205,7 +266,7 @@ namespace MP.Data.Services
                 result = await Task.FromResult(dbController.MseGetAll(maxAge));
                 // serializzp e salvo...
                 rawData = JsonConvert.SerializeObject(result);
-                await redisDb.StringSetAsync(Constants.redisMseKey, rawData, TimeSpan.FromMilliseconds(maxAge));
+                await redisDb.StringSetAsync(Constants.redisMseKey, rawData, FastCache);
             }
             if (result == null)
             {
@@ -236,7 +297,19 @@ namespace MP.Data.Services
         #region Private Fields
 
         private static IConfiguration _configuration = null!;
+
         private static NLog.Logger Log = LogManager.GetCurrentClassLogger();
+
+        /// <summary>
+        /// Cache breve durata
+        /// </summary>
+        private TimeSpan FastCache = TimeSpan.FromSeconds(5);
+
+        /// <summary>
+        /// Cache lunga durata
+        /// </summary>
+        private TimeSpan LongCache = TimeSpan.FromSeconds(60);
+
         private int maxAge = 2000;
 
         #endregion Private Fields
diff --git a/MP.Data/Services/TabDataService.cs b/MP.Data/Services/TabDataService.cs
index e565156f..4e84afe1 100644
--- a/MP.Data/Services/TabDataService.cs
+++ b/MP.Data/Services/TabDataService.cs
@@ -2419,6 +2419,7 @@ namespace MP.Data.Services
             answ = dbTabController.RicalcMse(idxMacchina, maxAgeSec);
             await FlushOdlCache();
             await FlushCache(Constants.redisMseKey);
+            await FlushCache(Constants.redisMacchine);
             return answ;
         }
 
diff --git a/MP.Mon/MP.Mon.csproj b/MP.Mon/MP.Mon.csproj
index 80b4093d..82a11624 100644
--- a/MP.Mon/MP.Mon.csproj
+++ b/MP.Mon/MP.Mon.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>net6.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
-    <Version>6.16.2402.1919</Version>
+    <Version>6.16.2402.2312</Version>
   </PropertyGroup>
 
   <ItemGroup>
@@ -33,8 +33,11 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="EgwCoreLib.Razor" Version="1.4.2402.2311" />
+    <PackageReference Include="EgwCoreLib.Utils" Version="1.4.2402.2311" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="StackExchange.Redis" Version="2.6.90" />
+    <PackageReference Include="System.Text.Encodings.Web" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/MP.Mon/Pages/Index.razor.cs b/MP.Mon/Pages/Index.razor.cs
index 57701ac4..5c6f56d2 100644
--- a/MP.Mon/Pages/Index.razor.cs
+++ b/MP.Mon/Pages/Index.razor.cs
@@ -5,6 +5,8 @@ using MP.Data.DatabaseModels;
 using MP.Data.Services;
 using Newtonsoft.Json;
 using NLog;
+using System;
+using EgwCoreLib.Razor;
 
 namespace MP.Mon.Pages
 {
@@ -25,8 +27,8 @@ namespace MP.Mon.Pages
             // dispongo i vari timers...
             disposeTimers();
             await Task.Delay(10);
-            // reload pagina
-            NavManager.NavigateTo(NavManager.Uri);
+            // reload pagina intera
+            NavManager.NavigateTo(NavManager.Uri, true);
         }
 
         public void StartTimer()
@@ -154,6 +156,8 @@ namespace MP.Mon.Pages
             return answ;
         }
 
+        private string CodGruppo = "";
+
         protected override async Task OnInitializedAsync()
         {
             await setupConf();
@@ -175,6 +179,7 @@ namespace MP.Mon.Pages
         private List<ConfigModel>? CurrConfig = null;
         private bool doBlink = false;
         private List<MappaStatoExpl>? listMSE = null;
+        private List<Macchine> listMacchine = new List<Macchine>();
         private Random rnd = new Random();
 
         #endregion Private Fields
@@ -218,9 +223,24 @@ namespace MP.Mon.Pages
             {
                 try
                 {
-                    var dataList = JsonConvert.DeserializeObject<List<MappaStatoExpl>>(currArgs.newMessage);
+                    List<MappaStatoExpl>? dataList = JsonConvert.DeserializeObject<List<MappaStatoExpl>>(currArgs.newMessage);
                     if (dataList != null)
                     {
+                        // se ho filtro macchine --> tengo solo quelle che mi tornano...
+                        if (listMacchine != null && listMacchine.Count > 0)
+                        {
+                            List<MappaStatoExpl> listaFilt = new List<MappaStatoExpl>();
+                            foreach (var item in listMacchine)
+                            {
+                                var rigaFilt = dataList.FirstOrDefault(x => x.IdxMacchina == item.IdxMacchina);
+                                if (rigaFilt != null)
+                                {
+                                    listaFilt.Add(rigaFilt);
+                                }
+                            }
+                            dataList = listaFilt;
+                        } 
+
 #if DEBUG
                         // hack: legge 3 volte i dati x stressare sistema
                         var singleData = dataList;
@@ -272,8 +292,17 @@ namespace MP.Mon.Pages
 
                 Log.Info($"setupConf | Effettuato setup parametri | keepAlive: {keepAliveMin} | MaxCol: {maxCol} | doAnimate: {doAnimate} | slowRefreshSec: {slowRefreshSec} | fastRefreshMs: {fastRefreshMs}");
             }
+            // verifico se ho richiesta filtro x codGruppo...
+            CodGruppo = NavMan.ExtractQueryStringByKey<string>("CodGruppo");
+            if (!string.IsNullOrEmpty(CodGruppo))
+            {
+                listMacchine = await MMDataService.MacchineGetByGruppo(CodGruppo);
+            }
         }
 
+        [Inject]
+        protected NavigationManager NavMan { get; set; } = null!;
+
         #endregion Private Methods
     }
 }
\ No newline at end of file
diff --git a/MP.Mon/Resources/ChangeLog.html b/MP.Mon/Resources/ChangeLog.html
index 0cd6a0d4..ea073e0d 100644
--- a/MP.Mon/Resources/ChangeLog.html
+++ b/MP.Mon/Resources/ChangeLog.html
@@ -1,6 +1,6 @@
 <body>
     <i>Modulo MON MAPO</i>
-    <h4>Versione: 6.16.2402.1919</h4>
+    <h4>Versione: 6.16.2402.2312</h4>
     <br /> Note di rilascio:
     <ul>
         <li>
diff --git a/MP.Mon/Resources/VersNum.txt b/MP.Mon/Resources/VersNum.txt
index dad8f7b3..3d88ebaa 100644
--- a/MP.Mon/Resources/VersNum.txt
+++ b/MP.Mon/Resources/VersNum.txt
@@ -1 +1 @@
-6.16.2402.1919
+6.16.2402.2312
diff --git a/MP.Mon/Resources/manifest.xml b/MP.Mon/Resources/manifest.xml
index f722befa..95c9183b 100644
--- a/MP.Mon/Resources/manifest.xml
+++ b/MP.Mon/Resources/manifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <item>
-  <version>6.16.2402.1919</version>
+  <version>6.16.2402.2312</version>
   <url>https://nexus.steamware.net/repository/SWS/MP-MON/stable/LAST/MP.Mon.zip</url>
   <changelog>https://nexus.steamware.net/repository/SWS/MP-MON/stable/LAST/ChangeLog.html</changelog>
   <mandatory>false</mandatory>