Jochen Kunert

OCS and Voice; It's a PBX, isn't it?

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  • Blog Post: Differences between TDM PBX-Hybrid PBX-IP PBX

    In the context of OCS 2007 voice deployments it is essential to understand the fundamentals of existing corporate telephone systems. This article describes on a high-level how a TDM (Time Division Multiplexing) PBX, a Hybrid PBX and an IP PBX look like. TDM PBX architecture A TDM PBX is still the...
  • Blog Post: Voice scenarios with OCS 2007

    Office Communications Server (OCS) 2007 offers multiple voice scenarios that are not necessarily easily understandable just by their names. However, it is essential to understand the different “flavors” of OCS voice in order to determine the best voice integration option for the specific customer environment...
  • Blog Post: OCS 2007 German dialplan example

    This blog article presents and explains an OCS 2007 Dialplan that has been created for the location Germany (Country code +49) Cologne (Area code 221). In this example the company has a local subscriber number 000 and a 4 digit extension range. We assume that there is only one OCS 2007 Mediation Server...
  • Blog Post: OCS 2007 Dialplan fundamentals

    I have noticed that many people, in particular those who have a telephony background or were working with common IP PBX solutions, try to match their gained dialplan know how, that they acquired over the last couple of years with many, many PBX/IP PBX projects, on OCS 2007. While there are few similarities...
  • Blog Post: How to make sure that Office Communicator uses the right Location Profile rules?

    In case you need to confirm that Office Communicator uses the correct Location Profile for a particular user, you can open the user's Office Communicator trace (//%userprofile%/tracing) and search for “LocationProfileDescription”. All regular expression rules and patterns will be shown, similar to: ...
  • Blog Post: OCS2007 Telephony integration options overview

    This blog article shows integration options of OCS installations with existing telephony environments from a high-level perspective. An OCS 2007 voice deployment in a corporate environment typically starts with a pilot installation. Within this pilot installation, a handful of users, users of an entire...