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MS Teams Auditing for IT Pros - "Easymode"

I bring you a best practice that we often use in testing environments but can prove valuable in...

Author: Carlos Farrica Date: 01/24/2019

Restore deleted Teams and Channels from Microsoft Teams.

I would like to Thank you Marco Carampanta for writing this article. Restore Deleted teams and...

Author: Carlos Farrica Date: 08/21/2018

Problems getting High-Resolution photos in Skype for Business with MA enabled

Scenario: Skype for Business Server 2015 and Skype for Business Online ("split domain" hybrid...

Author: Tiago Roxo (MSFT) Date: 05/29/2018

Issue with Presence and IM on Federation when having a side-by-side tenant and Skype for Business on premises deployment

Recently there have been quite a few reports by customers who have issues with Presence and IM while...

Author: Ron Frenkel Date: 04/17/2018

"Cannot find the location of the Central Management Store in Active Directory" error on your Skype For Business Pool

Recently I faced an issue in which when trying to execute any command related to the CMS on an...

Author: Stefano Rico Date: 01/26/2018

Skype for Business Client with "Outlook Integration Error" for around 10/15 minutes

Scenario: Skype for Business client 2015/2016 (MSI or Click to Run) Skype for Business client April...

Author: Tiago Roxo (MSFT) Date: 01/16/2018

Move users in Skype for Business Control Panel with MFA

Scenario: Skype for Business Server 2015 (CU6) Skype for Business Online, Windows PowerShell Module...

Author: Tiago Roxo (MSFT) Date: 01/02/2018

Files from Office 365 groups aren’t visible in MS Teams (files are visible in actual Group)

If you have similar issue, you can follow the troubleshooting steps provided here to understand if...

Author: Carlos Farrica Date: 09/27/2017

How to reboot your Lync/SfB Servers without breaking the Quorum.

More than once the situation when I'm asked how we should really reboot a server in a pool...

Author: Stefano Rico Date: 09/26/2017

Exchange Mailbox requirements for MS Teams and Troubleshooting

Exchange Mailbox Location The ideal state is for all Skype Teams users to have their mailboxes homed...

Author: Carlos Farrica Date: 09/08/2017

The user Accounts in Outlook and SfB do not match error when scheduling a Skype For Business Meeting from Outlook.

Even if there is many information about this error, recently I've faced a very interesting situation...

Author: Stefano Rico Date: 08/03/2017

Skype for Business on Mac - Conversation History not working and other issues

Microsoft launched a few days ago Skype for Business on Mac, which can be downloaded here:...

Author: Carlos F. da Silva Date: 11/04/2016

Skype4B - Your Outlook crashes when trying to organize Skype4B meeting - Click-to-Run x MSI

Are you aware about the different client versions of Skype for Business? We have 2 possible versions...

Author: Carlos F. da Silva Date: 11/09/2015

Lync Online/Skype4BOnline - "The server is temporarily unavailable" and you cannot Sign In.

You have been using Skype for Business Online for a long time and everything was working fine, but,...

Author: Carlos F. da Silva Date: 11/06/2015

Lync/Skype4B: How to Disable "Edit or Remove Picture" option.

Recently, we were contacted by a customer with an uncommon request: How to disable the button Edit...

Author: Carlos Colorado C Date: 07/17/2015

Checks to do in the Lync/Skype for Business Server Certificate Store

The checks described in this article are the result of what we normally check during...

Author: David Paulino Date: 06/19/2015

Request/Renewing Skype for Business Server 2015 Certificates

Here are the steps to request or renew certificates in Skype for Business Server 2015. Most of the...

Author: David Paulino Date: 05/15/2015

Deploying SQL Server AlwaysOn Availability Group for Skype for Business Server 2015

In Lync Server 2013, there were requests regarding an alternative to SQL Mirroring for SQL Server...

Author: David Paulino Date: 05/08/2015

Disabling SSL 3.0 in Lync Server 2013 and Skype for Business Server 2015

If you recently tried to check on a certificate on DigiCert – SSL Certificate Checker...

Author: David Paulino Date: 10/22/2014

Unable to resolve DNS SRV Record - 404 Not Found and 504 Server time-out

This issue might happen with Skype federation (PIC) or OCS/Lync federation. It’s a simple issue, but...

Author: Carlos F. da Silva Date: 08/07/2014

"No match for domain in DNS SRV results" - Federation to additional SIP Domain

We have to be extra careful when we deal with additional SIP domains and we want these domains to be...

Author: Carlos F. da Silva Date: 07/07/2014

Lync doesn't generate Address Book files and you receive an error 404 when using the Test-CsAddressBookService cmdlet

Some time ago we got a case where a customer said that the users of a single pool couldn’t download...

Author: Carlos F. da Silva Date: 06/20/2014

Renewing Lync Server 2010/2013 Certificates

One common thing that is asked by customers is: “How do I renew Lync Server Certificates?” If not...

Author: Carlos F. da Silva Date: 09/16/2013

Configuring ARR for Lync Server

Sometime ago we got into a situation where a customer deployed ARR as a Reverse Proxy for Lync...

Author: Carlos F. da Silva Date: 08/02/2013