Monthly Archives: November 2013

ICE Negotiation (Part 2) – Candidate Process

What is Candidate and how does it work? In Microsoft Lync land a Candidate is a possible combination of IP Addresses and Ports for media connectivity. This process (ICE negotiation) happens each time a call is made or received to determine how … Continue reading

Posted in Candidate, Invite, SDP | 1 Comment

ICE Negotiation (Part 1) – MRAS Process

What is MRAS? Media Relay Authentication Server MRAS generates the credentials needed for external media by Lync users outside the local network. Before an external user can initiate any type of A\V traffic the Edge server will need to obtain … Continue reading

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Adding another Front End Server to the Enterprise Pool

Just recently I added another 2013 Front End Server to an Enterprise Pool and was subsequently presented with some interesting issues.After adding the new Front End to the Topology and running the setup I moved on to migrating some test … Continue reading

Posted in DCOM Error, Event ID 31201 | Leave a comment