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Communication between Orchestrator features on different computers occurs over TCP/IP. If you've firewalls in your environment between these features, you must enable the ports indicated in the following table:
| Source | Targeted computer | Default port | Configurable | Notes |
|---|---|---|---|---|
| Runbook Designer | Management server | 135, 1024-65535 | Yes | The Runbook Designer communicates with the management server over DCOM. By default, DCOM communicates over port 135 and dynamically allocates a port between 1024 and 65535. For information about configuring DCOM for a specific port range, see Configuring Microsoft Distributed Transaction Coordinator (DTC) to work through a firewall. |
| Management server runbook server Web service |
orchestration database | 1433 | Yes | Specified during Microsoft SQL Server installation |
| Client browser | Orchestrator REST-based web service | 81 | Yes | Specified during Orchestrator installation. Both Port 81 and Port 82 must be accessible for the Orchestration console. |
| Client browser | Orchestration console | 82 | Yes | Specified during Orchestrator installation. Both Port 81 and Port 82 must be accessible for the Orchestration console. |
| Activities | Various targeted computers depending on activity | For information about individual integration packs, see Integration Packs for System Center - Orchestrator. |