diff --git a/pom.xml b/pom.xml
index e67028ebe5bba399e3a7b58532900876c7ca0156..df05779347c9c8387d043f70f58714d143ff5196 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,6 @@
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>jaxb2-maven-plugin</artifactId>
-				<version>2.2</version>
 				<executions>
 					<execution>
 						<id>schemagen</id>
@@ -40,6 +39,33 @@
 					</sources>
 				</configuration>
 			</plugin>
+			<plugin>
+				<!-- this is only needed for generating sequence diagrams
+				for the documentation -->
+				<groupId>com.github.jeluard</groupId>
+				<artifactId>plantuml-maven-plugin</artifactId>
+				<version>1.2</version>
+				<executions>
+					<execution>
+						<id>plantuml</id>
+						<phase>pre-site</phase>
+						<goals>
+							<goal>generate</goal>
+						</goals>
+					</execution>
+				</executions>
+				<configuration>
+					<sourceFiles>
+						<directory>${basedir}/src/site/plantuml</directory>
+						<includes>
+							<include>**</include>
+						</includes>
+					</sourceFiles>
+					<outputDirectory>${project.build.directory}/site/plantuml</outputDirectory>
+				</configuration>
+
+			</plugin>
+
 		</plugins>
 		
 	</build> 
diff --git a/src/site/markdown/communication.md b/src/site/markdown/communication.md
new file mode 100644
index 0000000000000000000000000000000000000000..d6ce5f90b004f3842b05b6728451568d9dc65047
--- /dev/null
+++ b/src/site/markdown/communication.md
@@ -0,0 +1,15 @@
+﻿Kommunikation zwischen AKTIN-Komponenten
+========================================
+
+
+
+Kommunikation über das Internet
+--------
+Test
+![UML Diagramm][outside_comm]
+
+
+
+
+[outside_comm]: plantuml/outside-communication.png "Kommunikation über das Internet"
+
diff --git a/src/site/plantuml/cda-import.txt b/src/site/plantuml/cda-import.txt
new file mode 100644
index 0000000000000000000000000000000000000000..593ab5e44e479f78c19aaf2e56c3001e6cbd7306
--- /dev/null
+++ b/src/site/plantuml/cda-import.txt
@@ -0,0 +1,9 @@
+@startuml
+participant "Emergency Room" as ER
+box "AKTIN Data Warehouse"
+	participant "CDA Interface" as CDA
+	database	Database
+end box
+ER->CDA : CDA Document
+CDA->Database : De-identified data
+@enduml
\ No newline at end of file
diff --git a/src/site/plantuml/outside-communication.txt b/src/site/plantuml/outside-communication.txt
new file mode 100644
index 0000000000000000000000000000000000000000..73c80f11b76a94c7a6a0c2352572435eb40aa6be
--- /dev/null
+++ b/src/site/plantuml/outside-communication.txt
@@ -0,0 +1,30 @@
+@startuml
+box "Hospital"
+	actor "Emergency Room" as ER
+	participant "AKTIN Data Warehouse" as DWH
+end box
+participant "AKTIN Broker" as Broker
+actor "Epidemiologist" as Epi
+actor	Researcher
+ER->DWH : Emergency note records
+...
+DWH->Broker : ask for query requests
+Broker->DWH : new query request
+DWH->ER : notification
+...
+ER->DWH : new request verified
+DWH->DWH : perform query
+opt
+	DWH->ER : result notification
+	...
+	ER->DWH : result verified
+end
+DWH->Broker : submit results
+...waiting for results from other hospitals...
+Broker->Epi : complete results
+Epi->Epi : performs analysis
+Epi->Researcher : analysis results
+opt
+	Epi->Researcher : k-anonymized Data set
+end
+@enduml
\ No newline at end of file
diff --git a/src/site/site.xml b/src/site/site.xml
new file mode 100644
index 0000000000000000000000000000000000000000..76ee06d82d7afc04661487718ffaa2461e574417
--- /dev/null
+++ b/src/site/site.xml
@@ -0,0 +1,17 @@
+<project>
+	<skin>
+		<groupId>org.apache.maven.skins</groupId>
+		<artifactId>maven-fluido-skin</artifactId>
+		<version>1.4</version>
+	</skin>
+	<body>
+		<menu name="Communication">
+			<item href="communication.html" name="Communication" />
+		</menu>
+		<menu ref="reports" inherit="top" />
+		<!--
+		<menu ref="modules" />
+		<menu ref="parent" />
+		-->
+	</body>
+</project>
\ No newline at end of file
