Last + First name searches in Lync/SfB Address Book (GalContacts.db)

In a previous post in Joe Calev's WebLog, we were shown how to enable Last + First name searches in Lync Server: That workaround works for WebSearchAndFileDownload and FileDownloadOnly — what we basically need is the GalContacts.db file. Recently, Joe Calev's workaround was introduced in Lync Server 2013 (Nov 2014 Cumulative Update) and it is also … Continue reading Last + First name searches in Lync/SfB Address Book (GalContacts.db)

Lync/SfB Server: Checking for duplicate entries in the Active Directory Configuration Partition

While troubleshooting the issue described in Checking for "ms-RTC-SIP-TrustedServer" multiple Active Directory entries with PowerShell, we encountered more duplicates for the same server, so we decided to compile all in one place. Like in our previous post Checks to do in the Lync/SfB Certificate Store, this list will also be updated and, again, you are … Continue reading Lync/SfB Server: Checking for duplicate entries in the Active Directory Configuration Partition

Checks to do in the Lync/SfB Server Certificate Store

Update 2019/06/10 - Added Check #7 for expired certificates. The checks described in this article are the result of what we normally check during troubleshooting. Some of these already have specific error events, but the objective here is to try to avoid that these events occur. We plan to keep the post updated and add … Continue reading Checks to do in the Lync/SfB Server Certificate Store

Checking for “ms-RTC-SIP-TrustedServer” multiple Active Directory entries with PowerShell

While publishing and enabling a topology, we were getting this error: Enable-CsTopology: Multiple Active Directory entries were found for type"ms-RTC-SIP-TrustedServer" with ID "<SERVER FQDN>". The publishing was successful but then the enabling was showing this error. The next step was to check the duplicates in the Active Directory Configuration Partition. For those who have already … Continue reading Checking for “ms-RTC-SIP-TrustedServer” multiple Active Directory entries with PowerShell

Lync/SfB: How to configure Internal Web Services Override FQDN

A common question while planning/deploying Lync Server and Skype for Business Server is: When do we need to configure Internal Web Services Override FQDN? The answer to this is quite simple — we only need it if we have to split SIP traffic from HTTP/HTTPS. We know that this answer will raise more questions, so first we should … Continue reading Lync/SfB: How to configure Internal Web Services Override FQDN

Lync/SfB Server: Event 31137,31138 LS Response Group Service

These are common warnings and usually associated with issues such as disabled AD account or user removed from Lync Server: Log Name: Lync Server Source: LS Response Group Service Date: 22/12/2014 19:32:15 Event ID: 31137 Task Category: (2001) Level: Warning Keywords: Classic User: N/A Computer: ************ Description: During the Active Directory update non-SIP enabled agents were … Continue reading Lync/SfB Server: Event 31137,31138 LS Response Group Service

Lync Server Component Version using PowerShell (Windows Registry)

One of the first posts was about how to get Lync Server Component versions: Lync Server Component Version with PowerShell (WMI Classes) In that post, we used Get-WmiObject to query the server. Nevertheless, using that method can be slow, and for sometime it was the only one we knew. In the post Hey, Scripting Guy! Blog … Continue reading Lync Server Component Version using PowerShell (Windows Registry)

Certificate re-key to change signature algorithm in Lync Server (SHA-1 to SHA-2)

Recently, I received an e-mail from GoDaddy asking to renew older certificates which were signed using SHA-1 algorithm because: Google® is making a shift in their Chrome™ Web browser to phase out any SSL certificates which use an old encryption algorithm (SHA-1) and expire after Dec. 31, 2015 By default, all new or recently renewed certificates … Continue reading Certificate re-key to change signature algorithm in Lync Server (SHA-1 to SHA-2)

Lync/SfB Edge Server on a single subnet

The point of this post is to help those that can't have 2 NIC on 2 separated not routable subnets. I have already encountered some customers whose security team stated that it was technically impossible to deploy an additional subnet on their current security/network infrastructure. Many of you know that Lync Edge Requirements have the following … Continue reading Lync/SfB Edge Server on a single subnet

Difference between Open and Closed Federation in Lync/SfB Server

One of the features that Lync Server and Skype for Business Server has and customers like is the ability to federate with another company. This post will focus only on Lync/SfB to Lync/SfB or Lync/SfB to OCS federation. Usually, Lync/SfB administrators don't know if they have an open or closed federation – why is that so? Because … Continue reading Difference between Open and Closed Federation in Lync/SfB Server