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Skype Meeting Broadcast

To use Skype Meeting Broadcast, the following endpoints need to be accessible to client computers.

Row

Purpose

Source |Credentials

Destination

ExpressRoute for Office 365 BGP Communities

CIDR Address

Port

1

Required: Skype for Business endpoints.

see Skype for Business Online and ensure all entries labeled "required" are accessible.

2

Required: Skype Meeting Broadcast presenter and attendee

client computer / logged on user

*.broadcast.skype.com
broadcast.skype.com

yes

Skype for Business IP ranges.

TCP 443

3

Required: Skype Meeting Broadcast presenter and attendee

client computer / logged on user

aka.ms
amp.azure.net

no

N/A

TCP 443

4

Required: Skype Meeting Broadcast presenter and attendee (including CDNs)

client computer / logged on user

*.keydelivery.mediaservices.windows.net
*.msecnd.net
*.streaming.mediaservices.windows.net
ajax.aspnetcdn.com
mlccdn.blob.core.windows.net

no

N/A

TCP 443

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