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Hi all, (This is an updated version 2.2: 09 .07.201 5 ) This blog entry is valid for Lync 2010, Lync 2013 and Skype for Business Server. Generally, I'll write a new blog article, since the conversion history over multiple device and other service have change with Skype for Business 2015 Server. Once this written, I post the link here. there is always confusion in how Lync is crawling Exchange Web Services (EWS). Generally it is necessary to understand how DNS must be implemented: Just remember, identify if you have DNS Split configuration, different internal and external DNS names and what are your SMTP and SIP Domains. Very often you find in Lync/ Exchange deployments an issue, where the Lync configuration show up with empty: EWS Internal URL EWS External URL and EWS Information = EWS not deployed Therefor Exchange Web Service are not connected deployed and several Lync Integration Features are not working, e.g. Presence Information based on your Outlook Calendar.
OPEN FEDERATION in Microsoft TEAMS With Microsoft Teams, there is an important difference configuring OPEN FEDERATION . While in Skype for Business, it was a simple Option: Off, Open with blocked Domains or Blocked with Allowed Domaind In Teams, it is different. Team Open Federation is activ by default ! Soon you are adding a "Allowed Domain", the Open Federation is revoked. Only Federation with users in the allowed Domain list is possible ! SOLUTION: Remove all Allowed Domains in Teams Admin Portal Different with Blocked Domains, here the Open Federation will be kept, but blocked Domains are expluded from Federation! In Teams Admin Portal, you will find the Statement About Federation. External access lets your Teams and Skype for Business users communicate with other users that are outside of your organization. By default, your organization can communicate with all external domains. If you add blocked domains, all other domains will be allowed but if y
IMPORTANT ADVICE: If you setup your MFA, make sure you provide a 2nd phone number for recovery! If you are switching to one of your guest tenants or in some other cases, Teams ask for a Microsoft Secure Code, sending those digit to your registered phone number. This feature for securing your account is part of the your Azure AD user settings, which requires you committing changes there. You have 4 options, you can chose from receiving the Microsoft Authenticator Token: - Authentication Phone - Office Phone - Alternate authentication phone - Authenticator app Either one or multiple Authenticators you might have set and need to change them according to your need. Sign in to https://myapps.microsoft.com Select your account name in the top right, then select profile . Select Additional security verification . IMPORTANT SECURITY ADVICE: It is important to configure a secondary authentication phone number. Because your primary phone number and your m