diff --git a/SipServer/Cascade/CascadeClient.cs b/SipServer/Cascade/CascadeClient.cs
index 277f8c9..1eb93a2 100644
--- a/SipServer/Cascade/CascadeClient.cs
+++ b/SipServer/Cascade/CascadeClient.cs
@@ -272,24 +272,28 @@ protected internal void AddChannel(SuperiorChannel item)
                 Model = item.Model,
                 Owner = item.Owner,
                 CivilCode = item.CivilCode,
-                Block = item.Block,
+                Block = Empty2Null(item.Block),
                 Address = item.Address,
-                Parental = item.Parental ? 1 : 0,
                 ParentID = item.ParentId,
-                BusinessGroupID = item.BusinessGroupId,
-                SafetyWay = item.SafetyWay,
+                BusinessGroupID = Empty2Null(item.BusinessGroupId),
                 RegisterWay = item.RegisterWay,
-                CertNum = item.CertNum,
-                Certifiable = item.Certifiable ? 1 : 0,
-                ErrCode = item.ErrCode,
-                EndTime = item.EndTime?.ToTStr(),
                 Secrecy = item.Secrecy ? 1 : 0,
-                IPAddress = item.Ipaddress,
-                Password = item.Password,
+                IPAddress = Empty2Null(item.Ipaddress),
+                Password = Empty2Null(item.Password),
                 Status = item.Status,
-                Longitude = item.Longitude,
-                Latitude = item.Latitude,
             };
+            if (item.IsDevice)
+            {
+                ci.Parental = item.Parental ? 1 : 0;
+                ci.SafetyWay = item.SafetyWay;
+            }
+            if (item.EndTime.HasValue)
+            {
+                ci.CertNum = item.CertNum;
+                ci.Certifiable = item.Certifiable ? 1 : 0;
+                ci.ErrCode = item.ErrCode;
+                ci.EndTime = item.EndTime.Value.ToTStr();
+            }
             if (item.Port > 0)
                 ci.Port = (ushort)item.Port;
             if (item.Longitude > 0)
@@ -304,5 +308,9 @@ protected internal void RemoveChannel(string ChannelId)
             ditChild.TryRemove(ChannelId, out var citem);
         }
 
+        private static string Empty2Null(string val)
+        {
+            return string.IsNullOrEmpty(val) ? null : val;
+        }
     }
 }
diff --git a/SipServer/Cascade/CascadeManager.cs b/SipServer/Cascade/CascadeManager.cs
index 6e1aca8..ff7618b 100644
--- a/SipServer/Cascade/CascadeManager.cs
+++ b/SipServer/Cascade/CascadeManager.cs
@@ -90,15 +90,43 @@ public async Task<bool> Remove(params string[] ids)
         }
         async Task<bool> AddClient(TSuperiorInfo sinfo)
         {
-            var channels = await sipServer.DB.GetSuperiorChannels(sinfo.Id);
+            var tmp = await sipServer.DB.GetSuperiorChannels(sinfo.Id);
+            var id = sinfo.ClientId;
+            var ClientName = string.IsNullOrEmpty(sinfo.ClientName) ? sinfo.Name : sinfo.ClientName;
+            var root = new SuperiorChannel(new TCatalog
+            {
+                ChannelId = id,
+                DeviceId = id,
+                Name = ClientName,
+                Manufacturer = "RTVS",
+                Model = "gbsip",
+                Owner = "Owner",
+                CivilCode = id.Substring(0, 6),
+                Address = "Address",
+                RegisterWay = 1,
+                Secrecy = false,
+            },
+            null,
+            false
+            );
+            var channels = new List<SuperiorChannel>
+            {
+                //添加系统目录项
+                root
+            };
+            foreach (var channel in tmp)
+            {
+                channel.ParentId = id;
+                channels.Add(channel);
+            }
             CascadeClient client = new CascadeClient(this, sinfo.Id, SuperiorInfoEx.GetServerSipStr(sinfo), sinfo.ServerId, new GB28181.XML.DeviceInfo
             {
                 DeviceID = sinfo.ClientId,
-                DeviceName = string.IsNullOrEmpty(sinfo.ClientName) ? sinfo.Name : sinfo.ClientName,
+                DeviceName = ClientName,
                 Manufacturer = "RTVS",
                 Model = "gbsip",
                 Result = "OK",
-                Firmware = "v0.1"
+                Firmware = "v0.2"
 
             }, channels, authUsername: sinfo.Sipusername, password: sinfo.Sippassword, expiry: sinfo.Expiry, UserAgent: sipServer.UserAgent, EnableTraceLogs: sipServer.Settings.EnableSipLog, heartSec: sinfo.HeartSec, timeOutSec: sinfo.HeartTimeoutTimes * sinfo.HeartSec
             , localPort: sinfo.ClientPort);
diff --git a/SipServer/GBClient.cs b/SipServer/GBClient.cs
index 8314110..12d0d0f 100644
--- a/SipServer/GBClient.cs
+++ b/SipServer/GBClient.cs
@@ -419,7 +419,7 @@ async Task MessageProcess(SIPEndPoint localSipEndPoint, SIPEndPoint remoteEndPoi
                                         RegisterWay = item.RegisterWay.HasValue ? item.RegisterWay.Value : 1,
                                         SafetyWay = item.SafetyWay.HasValue ? item.SafetyWay.Value : 0,
                                         Secrecy = item.Secrecy == 1,
-                                        Status = item.Status,
+                                        Status = item.Status ?? "",
                                         Online = "ON".IgnoreEquals(item.Status),
                                     };
                                     if (string.IsNullOrWhiteSpace(citem.ParentId) || citem.ParentId == ServerID)
diff --git a/SipServer/Models/SuperiorChannel.cs b/SipServer/Models/SuperiorChannel.cs
index 7985f9a..307beab 100644
--- a/SipServer/Models/SuperiorChannel.cs
+++ b/SipServer/Models/SuperiorChannel.cs
@@ -12,7 +12,11 @@ namespace SipServer.Models
 {
     public class SuperiorChannel : TCatalog
     {
-        public SuperiorChannel(TCatalog item, TSuperiorChannel channel)
+        public SuperiorChannel(TCatalog item, TSuperiorChannel channel) : this(item, channel, true)
+        {
+
+        }
+        public SuperiorChannel(TCatalog item, TSuperiorChannel channel, bool isDevice)
         {
             ChannelId = item.ChannelId;
             DeviceId = item.DeviceId;
@@ -50,6 +54,7 @@ public SuperiorChannel(TCatalog item, TSuperiorChannel channel)
                 Enable = channel.Enable;
                 CustomChannelId = channel.CustomChannelId;
             }
+            IsDevice = isDevice;
         }
         public ulong RowId { get; set; }
         /// <summary>
@@ -64,6 +69,10 @@ public SuperiorChannel(TCatalog item, TSuperiorChannel channel)
         /// 自定义通道ID
         /// </summary>
         public string CustomChannelId { get; set; }
+        /// <summary>
+        /// 设备/目录
+        /// </summary>
+        public bool IsDevice { get; set; }
 
         public string GetChannelId()
         {