Outlook.Anywhere

Description

This indicates an attempt to connect to Microsoft Exchange Server with Outlook Anywhere.
In Microsoft Exchange Server 2013, the Outlook Anywhere feature, formerly known as RPC over HTTP, lets clients who use Microsoft Outlook 2013, Outlook 2010, or Outlook 2007 connect to their Exchange servers from outside the corporate network or over the Internet using the RPC over HTTP Windows networking component.

Affected Products

Outlook Anywhere

Impact

Unexpected network communication

Technology

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

Behavior

• Reasonable

Default Ports

• TCP/80
• TCP/443
• UDP/443

References

• https://technet.microsoft.com/en-us/library/bb123741(v=exchg.150).aspx/