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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/game_coordinator.md | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/docs/game_coordinator.md b/docs/game_coordinator.md index e8260f2e1..8bf07d802 100644 --- a/docs/game_coordinator.md +++ b/docs/game_coordinator.md @@ -62,3 +62,22 @@ server can continue to talk to each other. Some NAT gateways do not allow this method; for those this attempt will fail, and this also means that it is not possible to create a connection between the client and server. + +## 3) Via TURN + +As a last resort, the Game Coordinator can decide to connect the client and +server together via TURN. TURN is a relay service, relaying the messages +between client and server. + +As the client and server can already connect to the Game Coordinator, it is +very likely this is successful. + +It is important to note that a relay service has full view of the traffic +send between client and server, and as such it is important that you trust +the relay service used. +For official binaries, this relay service is hosted by openttd.org. The relay +service as hosted by openttd.org only validates it is relaying valid OpenTTD +packets and does no further inspection of the payload itself. +Although in our experience most patch-packs also use the services as offered +by openttd.org, it is possible they use different services. Please be mindful +about this. |