Set up your network for Skype Meeting Broadcast
After you Enable Skype Meeting Broadcast Skype Meeting Broadcast, you need to configure your network. Do this step if you want to hold webinars and other broadcasts for people outside of your business.
If you aren't experienced with configuring your firewall, consider hiring a Microsoft partner to do this step for you.
To skip this step and instead add another business to your federation so you can invite them to broadcasts, follow the steps in Allow users to contact external Skype for Business users.
Step 1: Set up allowed domains
Use one of the following methods to set up allowed domains:
Method 1: Use the Office 365 admin center
Go to the Office 365 admin center and then in the left nav, click Settings > Services & add-ins, and then choose Skype for Business.
On the External sharing page under Domain exceptions, select All domains are blocked except, and enter the following domains, separated with a comma (,):
Method 2: Use Windows PowerShell
From the Start Menu, right-click Windows PowerShell and click Run as administrator. In the Windows PowerShell window, type each line and press Enter.
$r = New-CsEdgeDomainPattern -Domain "noammeetings.lync.com"
$s = New-CsEdgeDomainPattern -Domain "emeameetings.lync.com"
$t = New-CsEdgeDomainPattern -Domain "apacmeetings.lync.com"
$n = New-CsEdgeDomainPattern -Domain "resources.lync.com"
$newAllowList = New-CsEdgeAllowList -AllowedDomain $r,$s,$t,$n
Set-CsTenantFederationConfiguration -AllowedDomains $newAllowList
Step 2: Add Skype Meeting Broadcast domains, URLs, and IP addresses
The second step in the setup process is for you to first add domains that are needed and then add IP addresses and URLs that are required for Skype Meeting Broadcast to work.
- Add the required Skype for Business Online endpoint URLs and IP addresses by seeing which ones are required here.
Set up Skype Meeting Broadcast in Hybrid deployments and organizations
If you have a Skype for Business Online organization and an on-premises deployment of Lync Server 2010, Microsoft Lync Server 2013, and Skype for Business Server 2015 and have users both online and on-premises, there are other setup steps that you will need to do in addition to the ones above to enable your on-premises organization to communicate with Skype for Business Online and allow all your users to join a Skype Meeting Broadcast. To see what those requirements are, see Configure your on-premises deployment for Skype Meeting Broadcast.
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