diff --git a/docs/developer/architecture/overview.rst b/docs/developer/architecture/overview.rst
index 64e07d2d..0f6787c0 100644
--- a/docs/developer/architecture/overview.rst
+++ b/docs/developer/architecture/overview.rst
@@ -72,29 +72,78 @@ metadata from ONCat.
The section :ref:`communication_flows` includes sequence diagrams that show how the services
interact.
-Message broker
---------------
+Inter-service communication
+---------------------------
-WebMon uses an `ActiveMQ `_ message broker for communication between
-services. The message broker also serves as a load balancer by distributing post-processing jobs to
-the available autoreducers in a round-robin fashion.
+WebMon uses an `ActiveMQ `_ message broker as the main method of
+communication between services. The message broker also serves as a load balancer by distributing
+post-processing jobs to the available autoreducers in a round-robin fashion. Communication with Live
+Data Server and ONCat occurs via their respective REST API:s.
-.. mermaid::
+Table 1 lists the type of communication between pairs services, which are loosely categorized as
+"client" and "service" in that interaction.
+
+.. list-table:: Table 1: Inter-service communication types
+ :widths: 25 25 50
+ :header-rows: 1
- flowchart TB
- TranslationService["`Streaming
- Translation
- Client
- (STC)`"]
- SMS["`Stream
- Management
- Service
- (SMS)`"]
- Broker[ActiveMQ broker]
- Broker<-->Autoreducers
- Broker<-->WorkflowManager[Workflow Manager]
- Broker<-->DasmonListener[Dasmon listener]
- Broker<-->DASMON
- Broker<-->PVSD
- Broker<-->TranslationService
- Broker<-->SMS
+ * - "Client"
+ - "Server"
+ - Communication type
+ * - Autoreducers
+ - Dasmon Listener
+ - Message queue
+ * - Autoreducers
+ - Live Data Server
+ - REST API
+ * - Autoreducers
+ - ONCat
+ - REST API
+ * - DASMON
+ - Dasmon Listener
+ - Message queue
+ * - DASMON
+ - Workflow DB
+ - Direct database
+ * - Dasmon Listener
+ - Workflow DB
+ - Direct database
+ * - Live Data Server
+ - Live Data DB
+ - Direct database
+ * - Livereduce
+ - Live Data Server
+ - REST API
+ * - Livereduce
+ - Stream Management Service
+ - Stream socket
+ * - Process Variable Streaming Daemon (PVSD)
+ - Dasmon Listener
+ - Message queue
+ * - Stream Management Service (SMS)
+ - Dasmon Listener
+ - Message queue
+ * - Streaming Translation Client (STC)
+ - Dasmon Listener
+ - Message queue
+ * - Streaming Translation Client (STC)
+ - Workflow Manager
+ - Message queue
+ * - Workflow Manager
+ - Autoreducers
+ - Message queue
+ * - Workflow Manager
+ - Dasmon Listener
+ - Message queue
+ * - Workflow Manager
+ - Workflow DB
+ - Direct database
+ * - WebMon frontend
+ - Live Data Server
+ - REST API
+ * - WebMon frontend
+ - ONCat
+ - REST API
+ * - WebMon frontend
+ - Workflow DB
+ - Direct database