High CPU Usage (MFReadWrite)
I have a C# application using UCMA (Unified Communications Managed API) 4.0 SDK. After some time of running (couple of days to weeks) the application starts to hit 100% usage. I took a dump and...
View ArticleBasic SIP ApplicationEndpoint no longer works
I had a simple application endpoint solution working (no lync server) where the port 5060 port was open and an X-lite was able to connect and the applicationendpoint started streams a WMA file to...
View ArticleIntegration of CTI with Unified service Desk
HI All..I have a requirement that i need to integrate CTI (Computer Telephony Interface) with unified service desk. Can anyone help me how to integrate it. how to write CTI Connector...
View ArticleUnable to modify OfferAnswerNegotiation of session UCMA 4
Hi, I am writing a UCMA 4 app. In the app i am modifying the applicationendpoint.InnerEndpoint.SessionRecieved and adding a event handler.in the handler i am modifying the OfferAnswerNegotiation of the...
View ArticleWhy the timeout to PSTN call is default to 10 seconds?
We have a contact centre built on UCMA conferences. Some of features requires dialling out from conference to a PSTN destination via back2back. Sometime the PSTN destination fails to answer the call...
View ArticleUCMA application is unable to Establish a call on ApplicationEndpoint in IPv6...
When UCMA4 application is run in environment with IPv6 only, attempt to establish an audio-video call on ApplicationEndpoint fails with exception.Same code works without a problem when UCMA applicaiton...
View ArticleHigh CPU usage: ntdll.dll!RtlRegisterThreadWithCsrss+0x174: MFReadWrite.dll...
I'm seeing a case where a long running service based on UCMA4 (which uses media foundation) spikes CPU usage. Loading this up in process explorer, I can see the thread sitting at 25% CPU (on a 4 core...
View ArticleHow to Restrict to open Same Session in USD
Hi ,I have USD setup for Banking Sector. When customer calls i need to Search for customer and i need to open session. If i try to open Same session it is opening. So i want to restrict to open Same...
View ArticlePort 80 is using Server-Microsoft HTTPAPI/2.0 - how do I uninstall 2.0 on...
Port 80 is using Server-Microsoft HTTPAPI/2.0 - how do I uninstall 2.0 on Windows 7 home premium? Thank you in advance for a step-by-step reply -- I've been trying to troubleshoot this matter for hours.
View Articleproblems getting AV Flow to go active for UCMA without Lync
We are using UCMA without Lync. We open up an app endpoint on our local box on the SIP port (5060) and wait for calls. When calling into the app using XLite 4, set to use TCP SIP signalling, we see the...
View ArticleStandalone UCMA Works on Development Box AudioVideoFlow never goes active in...
I'm trying to deploy my UCMA App to a production server, and it appears to respond correctly etc. but it isn't ever sending the audio video flow active. I know it's getting a request for audio and the...
View ArticleUCMA 5.0 Standalone With Asterisk (FREEPBX or Elastix)
Hi,I develop a short application with UCMA SDK 5. I test it locally and remotely with X-lite calling directly to the UCMA and all are ok and vxml runs well and I playback with TTS.The problem is when I...
View ArticleParsing multipart SDP
Hi all,Since Lync uses multipart SDP\Content, is there a class or function which will allow me to pass in the multipart SDP and then select the part which we want to use. Currently I'm splitting it...
View ArticleMultiple SIP Addresses for an Trusted Application?
Is it possible to assign more than one Contact/SIP Address ID to a trusted Application End Point?We are looking for a solution where the same trusted application can respond on multiple SIP IDs...
View ArticleHow can my UCMA application detect the language used by the remote Lync user...
We would like an UCMA based interactive application to take an action on a incoming IM message based on what language the text message was sent by the remote Lync user in.Lync clients allow the picking...
View ArticleCreate Lync Meeting Programatically....
I am looking to simulate creating a Lync Meeting in Outlook programitcally in C#.I can schedule a meeting in Exchange Web Service alrighht.But when It comes to getting the meeting URI I am having...
View ArticleUCMA 5.0 download link not available
Hi all, when is going to be available the UCMA 5 for download ?, we re really interested in some features that this SDK offer. thanks in advance.
View ArticleApplicationEndPoint in UCMA applications
Hi, I have an application which uses UCMA for getting the status of the lync users.I have a clarification here , There is a class as follows: public class UcPresenceProvider :...
View ArticleApplicationEndPoint in UCMA applications
I am using Microsoft Unified Communications Client API SDK to get the presence of a user like available,busy etc. I am able to install successfully, is there any tutorial to just get the presence of a...
View ArticleThe certificate received from the remote server was issued by an untrusted...
Hi,We have a problem about Lync Server connection which can not be settled from Window Server 2008. Although we load the CA certificate under the trusted root certifiaction autheririties we got the...
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