Skype Meetings App minimum network requirements
Summary: Information for organizations who don't use Office 365 and need to access meetings hosted by organizations that do.
To allow users to use Skype Meetings App to attend meetings hosted in Skype for Business Online, network administrators of organizations who don't use Office 365 should whitelist or otherwise make available the FQDNs, IPs, and ports mentioned below.
Requirements for Skype Meetings App connectivity
The information listed here is a subset of Office 365 URLs and IP address ranges, which provides more depth and will always be the most up to date.
Required FQDNs and Ports
Client |
Destination FQDNs |
IP Addresses |
Ports |
|---|---|---|---|
Skype Meetings App |
*.lync.com *.infra.lync.com *.pipe.aria.microsoft.com *.sfbassets.com *.msecnd.net *broadcast.officeapps.live.com *powerpoint.officeapps.live.com *.office.live.com *.cdn.office.net *.s-microsoft.com |
These IP addresses are frequently updated. See Skype for Business IP ranges as well as Office Online IP Ranges |
TCP: 80 & 443 UDP: 3478-3481 |
Teams |
*.microsoft.com *.skype.com |
These IP addresses are frequently updated. See Skype for Business IP ranges as well as Office Online IP Ranges |
TCP: 443 UDP: 3478-3481 |