Discovering the Skype for Business Registrar
May 30, 2017 by Jeff Schertz · Leave a Comment
This brief article walks through some common steps which can be used to locate the Fully Qualified Domain Name (FQDN) of a Lync or Skype for Business registrar from either on-premises or online environments. (This content was originally to be part of another article but was split into a separate post for easier reference.) This […]
Lync Phone Edition and Public Certificates
October 28, 2014 by Jeff Schertz · 13 Comments
This article aims to serve two purposes. Firstly, as a reminder to always keep Lync Phone Edition (LPE) devices updated and not to grow lackadaisical regarding the routine administrative tasks of frequently downloading these periodic cumulative updates and applying them to the Lync servers. Secondly, if the previous advice was not taken to heart then […]
MSTurnPing Bug
October 14, 2014 by Jeff Schertz · 5 Comments
The MsTurnPing.exe application included in the Lync Server 2013 Resource Kit Tools package contains a bug that may have inadvertently triggered some incorrect practices related to the configuration of Edge server certificates. Remember that the officially supported, best practice covered in this previous article is that an Edge Pool must utilize a single, identical certificate […]
Understanding Active Directory Naming Formats
August 20, 2012 by Jeff Schertz · 18 Comments
This basic article is intended to provide a background in different Active Directory user name and domain name formats and how they are used by applications for basic and integrated authentication process within Windows Server. The guidance provided throughout is targeted towards working with Microsoft Lync, Exchange, and third-party solutions or applications which support direct […]
Troubleshooting Lync Phone Edition Issues
March 19, 2012 by Jeff Schertz · 141 Comments
This article serves as a follow-up to a few previous articles which will further explain some of the requirements, capabilities, and limitations of the Lync Phone Edition firmware which appear to still be unclear to some and seem to warrant further discussion. It does not cover complete feature functionality but instead focuses on provisioning and […]
Wireshark Capture Tips
October 5, 2011 by Jeff Schertz · 16 Comments
Using tools like Network Monitor and Wireshark are common place when dealing with troubleshooting issues in Lync Server or when simply attempting to better understand some specific behavior. As Wireshark is more commonly deployed and often already installed on customer’s servers then it can be beneficial to understand a few basic quirks so that one […]
Using the Lync Logging Tool
June 9, 2011 by Jeff Schertz · 30 Comments
This article will mainly serve as a field-reference in which customers can use to follow specific steps to capture SIP diagnostic logging and properly package it for review by anyone other than Microsoft’s Product Support team. Although there are already a number of how-to articles on using the native logging tools for OCS and Lync […]
Revoked Lync Server Certificates
May 28, 2011 by Jeff Schertz · 1 Comment
This is just a brief troubleshooting article on how to easily identify if a revoked SSL certificate is the cause of Lync user login failures in Lync Server 2010. Seemingly out of the blue Lync clients are no longer able to sign in to Lync and the client generically reports back a “server is not […]
Resurrecting the Invalid Numbers File in Lync
April 22, 2011 by Jeff Schertz · 5 Comments
Those familiar with Office Communications Server 2007 probably noticed after the first few deployments of Lync Server 2010 that the old Invalid_AD_Phone_Numbers.txt file created by the Address Book Service appeared to be missing-in-action in Lync Server. This is a very handy file that helped quickly identify all the accounts in Active Directory with poorly formatted […]
Lync Phone Edition Incompatible with Wildcard Certificates
February 12, 2011 by Jeff Schertz · 11 Comments
As discussed in this previous article I am not a big fan of wildcard certificates. Here is another reason why. Lync Phone Edition devices do not support the use of wildcard entries in certificates on any Lync Server role. If used on either the Front-End or Access Edge server certificates then the phones may not […]
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