Configuring Group Chat Server for Federated User Access

Lync Server 2010

Topic Last Modified: 2011-03-09

For federated users to access chat rooms in Microsoft Lync 2010 Group Chat, do the following:

  • Configure Microsoft Lync Server 2010, Edge Server for federated user access.

  • Create a federated group and federated user by using the Microsoft Lync Server 2010, Group Chat Admin Tool. A federated group must be created in order to create a federated user.

  • (Optional) Add the federated group or a federated user(s) as a member of a chat room or category.

  • The federated user must enter the domain and Lookup service Uniform Resource Identifier (URI) in the Join a Chat Room window for the company they want to connect to.

  1. In Lync Server 2010, Group Chat, on the File menu, click Join a Chat Room.

  2. On the Join a Chat Room page, in the Domain list, click Edit Domains.

  3. On the Edit Domains page, in the Add domain box, type a domain (for example,, click Add, and then click OK.

  4. If necessary, on the Edit Domains page, edit the Lookup Server URI by highlighting the URI, clicking Edit, and then clicking OK. The new URI appears as a selection in the Domain list.

  5. (Optional) To allow the federated user to join a federated chat room, on the Join a Chat Room page, in the Domain list, click a domain, and then click Search to find the appropriate chat room.

    To create and add members to a federated group, see Creating and Adding Members to Federated User Groups.