public void Insert(int index, TcpClient item)
 {
     InnerList.Insert(index, item);
 }
 public void Remove(TcpClient item)
 {
     InnerList.Remove(item);
 }
 public int IndexOf(TcpClient item)
 {
     return InnerList.IndexOf(item);
 }
 public void CopyTo(TcpClient[] array, int index)
 {
     InnerList.CopyTo(array, index);
 }
 public bool Contains(TcpClient item)
 {
     return InnerList.Contains(item);
 }
 public void AddRange(TcpClient[] items)
 {
     foreach(TcpClient item in items)
         Add(item);
 }
 public int Add(TcpClient item)
 {
     return InnerList.Add(item);
 }