I'm investigating various methods of doing a scalable middle tier in .NET. Our current requirements are to handle 300 - 1000 concurrent clients. We are currently re-engineering some of our 2 tiered application architecture to be 3-tiered. What I am looking for is either input or pointers to ...more >>

Hi everybody, We have an application where we are using a MarshalByRef proxy object to pass objects to and from a central windows service. This application is configured to poll the service for bits and pieces of information every five minutes or so. The problem comes when people leave ...more >>

I've implemented a custom RealProxy for an object I want to test. I'm using a proxy because I want to log what calls are made to this object. Using the example in MSDN on RealProxy, I can easily log what is passed to the objects but here's the sticking point. I don't want to actuall call the o...more >>

Hi, i'm connecting to a remoting service i wrote and i get the pasted exception whenever i call a class with a non-core parameter type. all works well if i use String for example but when i use a class i've defined (inherit from MarshallByRef) i get this exception. any help would be apprecia...more >>

Sirs, I have a web application running and I am planning to write a WinForms client, so that customers can choose to access the application with a browser or the WinForms client. My ASP.NET application has some layers: Presentation (aspx + codebehind) Business Logic Layer Metadata...more >>

Does my 'App.config' at the following got any problem? App.config content ---------------------- <?xml version="1.0" encoding="utf-8" ?> <configuration> <system.runtime.remoting> <application name="SimpleServer"> <service> <activated type="RemoteObject.RemoteO...more >>

Hi. I'm trying to make an type with the following behaviour: - It should be registered as Singleton WellKnownObject, i.e.: RemotingConfiguration.RegisterWellKnownServiceType(this.GetType(), "MyType", WellKnownObjectMode.Singleton); + - In the same time it should behave as classical sing...more >>

Hello, An envoy sink is not being installed in the client's sink chain during proxy setup and I'd like to know why. (Framework 1.1) An object (ContextBoundObject) has a ContextAttribute-derived attribute and would like to contribute an envoy into the client envoy sink chain using IContribut...more >>

Hi, I have a windows client and service running, I got following exception in the service when I try to fire an event back to client: Exception Because of security restrictions, the type System.Runtime.Remoting.ObjRef cannot be accessed. Please advise how to fix this or turn off the securit...more >>

I have a problem where my client loses its connection to the server application if the process on the server invoked by the client takes several minutes or longer. The client retrieves a marshalbyref object from the server and then the client uses that object to call methods on the server. The ...more >>

Hi, Once in a while my application throws an NullReferenceException at startup, however it appears to be occurring in an unknown module. If I debug it and ask to 'break', then there is no source code available (I am running in Debug mode of course). I've investigated a little further, an...more >>

I have written an API which defines a standardized interface for various types of hardware devices that can be used by .NET applications. The interface supports both local and remote device services in order to access e.g. a network printer as easily as a local printer. On command completion,...more >>

Greetings. For the last week I've been trudging through the concepts of object factories, interfaces, and serialization -- all in the context of Remoting. Bear with me as I spew forth the issue in newbie-esque fashion. The Scenario: I have a DLL containing nothing but interfaces to an ObjectFa...more >>

Hello Group: We have been directed to post our question in this forum instead of its original location. We have a web-app that uses remoting to access some components. XML from the web page is sent to these components and a value is returned. We have noticed that on one server: this w...more >>

It must be very simple explanation,but i can't find it,please help! I supposed that prior to publishing object for remoting i have to : 1.create chanel. 2.register chanel on server. 3.register WellKnownServiceType. This works well. What i did(just for fun): 1.register WellKnownServiceTy...more >>

I am been working on implementing a chat room example I found on codeprojects. There are three peices, a server which contains the chat server, the client that displays stuff, and a chat interface that contains the interface that both the server and client can use to send events back to the cli...more >>

Hello folks. Please excuse the long-winded question, but I'm desperate to get a resolution... Here's my scenario: I have a business object that must be accessed via remoting. It contains multiple classes (Loan.vb and Letter.vb), each with properties and methods I'd like exposed to the front ...more >>

Hi, I have some memory leaks in an application that use .net remoting and I don't understand why. Please help me. The problem : I call a method from server : CallServer (IAsyncJobResult myCallback) and on the server side I call myCallback.OnJobDone(). Each time after I call the method I...more >>

Hello everyone, I am working on a Windows Media Center project, where my MCE pages need to use .NET remoting to talk to a Windows service running locally on the users machine. Basically, the MCE/HTML pages have an ActiveX control that uses .NET Remoting to make its requests. This section...more >>

Hi Could someone tell me how to do this please. I have one .net windows service which should remote two objects, listening on two different ports?. Object A - 0.0.0.0:1000 - SAO Object B - 0.0.0.0:2000 - SAo could this be done through config files? or code?. thank you Vinu ...more >>

Hi I need some help on finding a solution for my problem below my application design is as follows Client - > MiddleTier -> (Firewall/NAT)-> Server(SAO) the middle tier connects to the server and registers for certain events. when certain things occurs in server then the middle tier is ...more >>

I have a NT Service that is to host a Remoting Object. The Remoting Object has an event. I am having a problem with getting the correct version of the remoting object which shows it's face when I try to add a handler to the event. Currently both the client and the service are on the develop...more >>

Hi, The server should fire a event on completion of a task. The client should receive a notification from server that the task is done. The server and client use remoting. The task looks similar to firing event and overriding event handlers. How could this be done in remoting? Help needed. ...more >>

This is probabbly a quite simple question to answer. Supose i have a BizLogic Layer running with any of the famous ORMapping frameworks like NHibernate... How exactly can use remoting on this scenario?. I mean, i want to make all the BL Layer remote... how eactly can i achieve that when using ...more >>

Hi All, I've already post this question in one of the related forums, but got no reponse, maybe you will help... I'm running few similar .net applications which are servers. The connection to these servers is done via load balancer (big-ip/f5). Every now and then i'm unregistering a server ...more >>

Other than loading up the XML blob from app.config and manually traversing thru the XML, does anyone know of a better way of retrieving Remoting settings (e.g. port, scheme, etc) from an app.config file??? Kind rgds, Patrick...more >>

Hello Everyone, I wonder if anyone can please pass some suggestions/ advice on how to do this. My scenario is that I have a client application that needs to communicate with a corresponding instance on another client machine. To illustrate this is what I want to do: Client A -> Listner ->...more >>

Our client server application is using remoting with http channel. We've noticed that connections made between the server and the clients are not closed. Using a protocol analyzer we detected that the packet header contains Connection: Keep-Alive. At this configuration the system is not scalab...more >>

Hi, I 'm trying to create a chess program. I have one windows form application project which represents the client part. This client is using a class library which contains a class Deployment (the Deployment class contains the position of the chess pieces). This class inherits form the...more >>

Hi, I'm developing an application server to which clients will connect over the network. This server has a variety of entry points, and remoting seems well suited for those clients written in .NET. However there are two simple functions that will be accessed from unmanaged C++, and poss...more >>

Hi All, I wondered if anyone could make sense of this undocumented object (System.Runtime.Remoting.Proxies.__TransparentProxy) being returned from the static method call to System.Appdomain.CreateDomain(...). Normally (in my single-project testing application), System.Appdomain.CreateDomain...more >>

I am using the very useful SSPI/Remoting authentication samples one and 2 for some interprocess communications. The problem is that the authentication mechanism is per call, has anyone seen a channelsinkprovider that does this at the connect level?. Trying to avoid getting my hands dirty on th...more >>

I am trying to figure out what happens under the covers at the socket level to give me a better feel. Is this true: 1) When you new up a CAO, the client socket stays connected to the server for the live of the CAO on the sever. So it does not need to reconnect for each method call. 2) If S...more >>

Hi, I have the next problem. I have a class that implements a interface that contains a public event. I tried to publish that object and to obtain a instance with remoting. The code that publish the server class is: BinaryServerFormatterSinkProvider serverProv = new BinaryServerFormatterSin...more >>

Hi all, I am trying to write a music player (hosted in a winform) that can be controlled using Remoting over TCP/IP from different applications (e.g. asp.net, pocketpc etc.) The problem I have been unable to solve is how to get my remote object (instantiated on server as singlecall) to cal...more >>

We love the newsgroups, but we are starting to "move" folks over to the MSDN forums. Remoting has its own special space over there. http://forums.microsoft.com/msdn/ShowForum.aspx?ForumID=41 The product team monitors the forum on a daily basis. In the future, it would be wonderful if qu...more >>

I have a solution that has several projects in it. Do I have to use .Net remoting in order to reference items located in one project from the other? In short, do I have to use .Net remoting to talk between projects in the same solution? Thanks,...more >>

Hey, Can I use a ServicedComponent derived class as the remotely activated object? If yes, if I'll define an interface for this class, will I be able to give my clients only the assembly containing this interface (like I would've done in a normal Remoting application) or do they need the class...more >>

I've got a C# client/service application using a Socket object to communicate. I have a socket bug that I can't solve without kludged-code. Does anyone know a more elegant solution? Is this a known bug with the .NET Socket object? Under high stress data sending, I sometimes receive what...more >>

I'm lost in the remoting morass... I'm trying to use TCP channels (in the absence of IPC channels, not present in 1.1 but what I really want) to host a singleton server. Two of the methods on the singleton class look like this: Public Sub MethodOne(ByVal QI As MyOtherClass) Public Sub Lo...more >>

I am trying to use remoting to provide access to a SQL Server DB for a client console app. I have created a server console app which is listening for client requests. The client creates a remote object of a class that has only a sub procedure and a function. The method takes a dataset as an a...more >>

Our application server uses Remoting and CallContext class to assign context data for communication with client. We want to use network load ballancing (NLB) to scale out our architecture. CallContext is assigned after valid execution of login method (own method of authorization) - so, it is s...more >>

Hi, I'm currently involved in building a web application which to sends/recieves moderately large binary files (video/image/audio) from/to a file store on a remote machine, via remoting and am looking for some advice on implementation - my question is, what is the fastest end-to-end method of...more >>

Hi, I need some help from people who know a lot more about remoting than I do. Here's the scenario: I have a remoting object "MyServer.rem" available at port 8085 on a server. However, I don't want client applications to access the object on port 8085, but instead e.g. on port 8086 (due to ...more >>

Hi, I thought that the HTTP protocol was implemented by IIS, and therefore that IIS (or another web server) would be necessary for a remoting app with HttpChannel to run. However, I've created a simple remoting app (based on ChatCentral), and found that it still runs when I've stopped IIS. ...more >>

hi friends, I am new to remoting , and working on it , can someone tell some good books. Also I am trying to create a small application in remoting some error is showing Here is problem: I m trying remoting over single PC I have a server , a client and a Server-library which is getting dat...more >>

If I use the config file for the remoting setting it does'nt work. But if do it programatically it works fine. This is the snippet of code in Server.exe in the FormServer.cs file public FormServer() { InitializeComponent(); RemotingConfiguration.Configure("Server.exe.config"); ...more >>

Hello, any chance this could work in 1.1 with default (low) typefilter? [Serializable] public class GCallContext : ILogicalThreadAffinative { public string foo; public GCallContext(string s) {foo=s;} } Regards to MSDN documentation this _should_ work, but it throws ...more >>

Hi.. I am developing an application where state changes in the server object has to be relayed to the clients. I am in the process of identifying the techniques that can be used here. I have identified a couple of techniques which could be used here 1. Observer pattern using remoting 2. ...more >>

Here's my problem: I wrote an object that returns a DataSet to a client for a given XML file. The server object needs to set a property "FileName" to open the file and load the DataSet. For convenience, I put the file in a C:\MyFolder\ location so that the path is simple. Everything wo...more >>