Topic Last Modified: 2013-10-07
Lync Server 2013 supports the use of licensed public instant messaging (IM) connectivity providers, as well as the use of eXtensible Messaging and Presence Protocol (XMPP) to implement a special type of federation that enables a Lync Server to access configured XMPP domain partners by using the Lync 2013 client.
Public IM Connectivity Provider Support
The currently supported public instant messaging connectivity partners are:
For communications with Windows Live users, Lync Server 2013 supports peer-to-peer IM and audio and video calls. For communications with AOL and Yahoo!, Lync Server 2013 supports peer-to-peer IM. A separate license may be required.
XMPP Federation Support
XMPP federation supports Lync users communication with configured XMPP domain users who use a public provider, such as GTalk. Communications with these users can include the following:
Peer-to-peer IM and presence
Creation of XMPP federated contacts in the Lync client