Skype.Portals

Description

This indicates an attempt to access Skype's portals.
Skype's portals are used by Skype, Skype for Business (Microsoft Lync) and Microsoft Teams.
Note: To whitelist any of Skype, Skype for Business or Microsoft Teams, set "Skype.Portals" to Allow/Monitor and any of the 3 to Allow/Monitor (according to desired policy) and the others to Block. For Skype, set Microsoft.Authentication to Allow/Monitor in addition to Skype.

Affected Products

Skype

Impact

Network bandwidth consumption

Technology

Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device

Behavior

• Reasonable

Application Dependencies

• Microsoft.Authentication

Default Ports

• TCP/80
• TCP/443
• UDP/443
• UDP/3478-3481
• UDP/50000-60000