All posts by Louis Herber

PSTN and Lync (Enterprise Voice): Why would I need an SBC?

This is a question which we ask ourselves regularly. Where I’m working at a Systems Integrator I come around a lot of customers and Lync design sessions. At an era where we have more and more choices of “Direct SIP Trunks” to Lync from ITSP’s (Internet Telephony Service Providers, “PSTN” providers), some may prefer a

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Issue: One way audio after “call on hold”

Recently, we’ve discovered an issue with “call on hold” functionality in combination with a Cisco CUBE as cpe for Direct SIP-Trunking with Lync 2013. In this situation, we enabled Music on Hold (which is disabled by default), while also respecting all settings and configuration provided by the ITSP for the SIP Trunk. The situation is

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Lync 2013 Debugging Tools – Snooper.exe does not show Messages

With Lync 2013, the default logging tool has been replaced by the “Centralised Logging”. However, in some situations you might prefer the “OCSLogger” and “Snooper” tools to start a troubleshooting or debugging session. Therefore, Microsoft has made avaialble a toolkit called “Lync 2013 Debugging Tools” which is already available for a while, and can be

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Easily count your Lync 2013 Client Access Licenses

One of the new features of Lync 2013 (or, if you’d like, call it just a powershell command) which is not discussed often is “Get-CsClientAccessLicense”. Which is why I’d like to share this one. Yes, it does exactly as says – it will display the Client Access Licenses used in your Lync deployment! This might be

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Lync Server 2013 Certifications

While Lync Server 2013 is now in RTM, it’s also becoming time to watch for the certification path to be able to prove your Lync 2013 knowledge. Microsoft has redesigned it’s certification process and levels (again) and for Lync 2013, you want to become “Microsoft Certified Solutions Expert (MCSE): Communication”, the equalevent to “MCITP: Lync

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