As UC platform is gaining momentum among developers, here are some resources about the blogs/forums related to UC platform in general. They also contain lot of information in particular about writing UCMA 2.0 applications. Unified Communications Development...

I was waiting since long time for the launch event of OCS-2007, finally the launch day is arrived. Tomorrow 9:30 am you can join the virtual launch event. http://www.microsoft.com/communicationsserver/r2-virtual-launch/event/ I am specifically...

Since long time I was waiting for this exciting moment, when we will be telling our customers about the new exciting rich developer platform for Unified Communications world. Which will allow new wide range of rich applications with build in communication...

If you are UCMA API user, then you would like the msdn developer forum specific to Unified Communications Managed SDK. You can post all your UCMA API related questions on this forum http://forums.microsoft.com/MSDN/ShowForum.aspx?ForumID=1891&SiteID...

In this webcast, we present the software development kit (SDK) for the Microsoft Unified Communications Managed API (UCMA) version 1.0. The SDK includes a SIP-based endpoint API that can provide the flexibility and scalability required by advanced developers...

Hi, This might be a good news to all of you who were searching for the download pointer for UCMA API and difficulty in finding it. Now you can download it without logging into msdn account. http://www.microsoft.com/downloads/details.aspx?FamilyID...

I was eagerly waiting since a long time to write about this exciting news, With the public annonucement of OCS 2007 beta, now we have a managed API known as UCMA is publicly available. Before coming out with official name UCMA, we were internally calling...

Since last few years I was reading a lot of discussion about "extreme programing" and "test driven development". I decided to explore and apply some of those principles in my own development and within my team. Here are some of the interesting things...

If you are looking for adding cool instant messaging and presence functionality to your web applications or simple C# applications, try out Communicator Web Access AJAX Service SDK, it already includes the sample code to get started. I will also keep...

Office Communicator Web Access is finally RTM....

Actually the issue I am discussing here is in general true for any event handler. .net event handler are strong reference. In case of NetworkChange it become more important because both event handler on NetworkChange object are static handlers, so there...

When you are worrking on managed socket application and your application is very extensively doing send/recieve on the socket, then probably you need to care about understanding the heap management. Socket.Recieve or Socket.Send finally need to call the...

Its long time since I had posted on my blog. I am coming back and will start posting regularly. One of the reason was I moved to the new feature area known as "Real Time Collaboration". You might have seen the release of Live communication server and...

Recently one of the reader asked an interesting question, he was using FtpWebRequest with MakeDirectory method, if directory already exist then application received the WebException with message. "The remote server returned an error: (550) File unavailable...

Use FtpWebRequest to do FTP over SSL....

.Net frameworks 2.0 have new addition of Namespace, System.Net.NetworkInformation, it provide a number of interesting classes to extract the network related statistics and state of the machine, it pretty much provide most of the functionality which is...

When you are writing application to run as service or middle tier, which is using client certificates. You should not enable strong key protection during certificate installation. Strong key protection is the way you are informing the system that whenever...

Hi, If you have an application build on .net frameworks 1.0 or .net frameworks 1.1, which is using System.Net classes. If you want to make sure that your app works behaves as expected on 2.0 we could help.This would also enable you to contribute on...

If you love working on network programming and curious to see the demo of upcoming network programming features in .Net frameworks 2.0, you will love these MSDN TV shows from our team. Write Connected Applications Using System.Net Learn how to...

If you are looking for some information on understanding the basics of HttpWebRequest connection management and servicepointmanager, I just posted an article which could be useful for you. http://blogs.msdn.com/adarshk/articles/345411.aspx This is first...

If you are already using System.Net.HttpWebRequest class and familiar with request/response programming model for WebRequest in .net frameworks, you might be interested in getting inside the connection management handling of HttpWebRequest and to understand...

.Net frameworks 2.0 has a new namespace System.Net.NetworkInformation, which you could use to gather various network statistics on the machine, it also provide two interesting events NetworkAddressChanged and NetworkAvailabilityChanged. If you are writing...

.Net frameworks comes with deefault security settings where components running under Intranet, Internet Zone can only have WebPermission to connect back to the server, from where they are downloaded. Also the component from Intranet zone and Internet...

This post is valid for .Netframeworks 2.0 When we are downloading a large file from ftp site and connection got broken in between, on next attempt you would be interested in downloading the rest of the file content instead of full file. FtpWebRequest...

.Net frameworks 2.0 contain HttpListener class under System.Net namespace and a number of ASP.Net hosting classes under System.Web.Hosting namespace. HttpListener class is implemented on top of low level protocol stack http.sys, probably you also know...