> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Multiplayer concepts

> Configure and implement XBOX multiplayer services, with topics on session templates, MPSD, roles, session browse, arbiter migration, and XR-007 examples.

This section describes how to configure and implement XBOX services Multiplayer services.

## In this section

[Multiplayer concepts overview](/services/xbox-services/multiplayer/concepts/live-multiplayer-concepts)
Describes the concepts that are used by Multiplayer systems, including a multiplayer session, Multiplayer Session Directory (MPSD), SmartMatch matchmaking, and Quality of Service (QoS).

[Configuring the Multiplayer service](/services/xbox-services/multiplayer/concepts/live-configure-the-multiplayer-service)
Describes how to configure the Multiplayer service, which includes configuring session templates, SmartMatch hoppers, and custom invite strings.

[Multiplayer roles](/services/xbox-services/multiplayer/concepts/live-multiplayer-roles)
Describes how to define player roles in XBOX services multiplayer.

[Multiplayer session browse](/services/xbox-services/multiplayer/concepts/live-session-browse)
Describes how a user can query for a list of open multiplayer game sessions that are available in your title by using the multiplayer session browse feature.

[Introduction to calling the Multiplayer service directly](/services/xbox-services/multiplayer/concepts/live-intro-calling-mp-directly)
Provides an introduction to calling the 2015 Multiplayer API directly instead of using Multiplayer Manager.

[Migrating an arbiter](/services/xbox-services/multiplayer/concepts/live-migrating-an-arbiter)
Describes selecting a new arbiter for 2015 Multiplayer by using either graceful or failover migration.

[Cross-network multiplayer implementation example: MMO](/services/xbox-services/multiplayer/concepts/live-console-xr007-mmo-example)
Describes an example of cross-network functionality and flow in a massive multiplayer online game (MMO).

[Cross-network multiplayer implementation example: multiplayer game](/services/xbox-services/multiplayer/concepts/live-console-xr007-multiplayer-example)
Describes an example of cross-network functionality and flow in a traditional multiplayer game or multiplayer online battle arena (MOBA).


## Related topics

- [Concepts](/services/xbox-services/multiplayer/concepts/index.md)
- [Multiplayer concepts overview](/services/xbox-services/multiplayer/concepts/live-multiplayer-concepts.md)
- [Multiplayer Manager concepts](/services/xbox-services/multiplayer/mpm/concepts/live-mm-concepts-nav.md)
- [Multiplayer Activity (MPA) concepts](/services/xbox-services/multiplayer/mpa/concepts/live-mpa-concepts-nav.md)
- [Multiplayer Session Directory (MPSD) concepts](/services/xbox-services/multiplayer/mpsd/concepts/live-mpsd-concepts-nav.md)