Meet Youssef El-Itreby! Office 365 Guru

1- Youssef, can you please introduce yourself to our readers? It is almost my third year as a Microsoft Technology Solutions Professional covering the West, East and Central Africa (WECA) region. I have started as a Unified Communications technical presales and had the chance to be one of the first Microsoft Center of Expertise Office…

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Meet Mostafa Yousry! November's Hyper-V Guru

   1 -Mostafa, can you please introduce yourself to our readers?   I have been working in the IT business for over 7 years now. I started as a Senior Technical Service Engineer. My responsibility was building Datacenters, such as Servers, Storage Systems, Backup solutions and  Virtualization, for many vendors such as Microsoft, HP, Dell, IBM,…

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Guides étape par étape de la série « Déploiement de Test UC15 » des Communications Unifiées

Introduction et aperçu du Déploiement de Test UC15 Ces guides étape par étape vont vous permettre d’acquérir une expérience pratique avec les nouveaux solutions et technologies des communications unifiées de Microsoft. Vous aurez la chance de passer par toutes les étapes requises pour déployer un environnement de test complet qui comporte Active Directory 2012 et Lync Server…


Lync 2013 training slides and labs for developers

Free Slide decks and lab materials designed to train developers on using the development models and APIs associated with Lync 2013, UCMA 4.0, UC Web API, Persistent Chat, and Outlook apps.     Each filename contains a substring "_Mn_", where "n" identifies the number of the module to which the file belongs. Module 1 walks…

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Lync Outbound gateway failover (NET)

Overview This is a two-part process; in the first part of the process, we use the UXs to point each of them at the same Lync Pool. In the second part, we do the complementary action on the Lync side by specifying both of the UXs as PSTN Gateways using the Lync 2010 Topology Builder…

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Impact of enabling Unified Messaging for Lync users

Lync Server Enterprise Voice uses the Exchange UM infrastructure to provide call answering, call notification, voice access (including voice mail), and auto-attendant services. all of the notifications and voicemails are stored on the main mailbox of the user; which can have an impact on the user quota   so in order to roughly understand the…

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Lync Custom States for TSPs ;)

Lync Custom availability states   Install The registry to add the TSP states for Lync   Regards TSPState.reg

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List Connections and Users connected to Lync Registrar Pool

The following script could be copied to %windir%/system32 as connections.ps1 in order to run it from Lync powershell directly.   It will list all the number of connectios to the registrar pool; i have added Listing all user aliases connected to Lync within the main Function. ################################################################################################## Connections.ps1## Program to pull Lync connection information.  # This…

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SIP Response Codes

1xx—Informational Responses100 Trying180 Ringing181 Call Is Being Forwarded182 Queued183 Session Progress 2xx—Successful Responses200 OK202 accepted: It Indicates that the request has been understood but actually can't be processed 3xx—Redirection Responses300 Multiple Choices301 Moved Permanently302 Moved Temporarily305 Use Proxy380 Alternative Service 4xx—Client Failure Responses400 Bad Request401 Unauthorized (Used only by registrars or user agents. Proxies should…

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SIP vs H.323

http://www.tmcnet.com/it/0801/0801radv.htm Various standards organizations have considered signalling for voice and video over IP from different approaches. Two of the primary standards in use today are H.323 and SIP. The International Telecommunications Union (ITU) established H.323 as the first communications protocol for real time multimedia communication over IP. SIP is the Internet Engineering Task Force (IETF)…

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