diff --git a/src/main/java/de/hsh/inform/orientdb_project/CommandLineInterface.java b/src/main/java/de/hsh/inform/orientdb_project/CommandLineInterface.java
index d5c239a..58da80f 100644
--- a/src/main/java/de/hsh/inform/orientdb_project/CommandLineInterface.java
+++ b/src/main/java/de/hsh/inform/orientdb_project/CommandLineInterface.java
@@ -16,7 +16,9 @@ import org.apache.commons.cli.ParseException;
 import com.tinkerpop.blueprints.impls.orient.OrientGraphNoTx;
 
 import de.hsh.inform.orientdb_project.model.EthernetFrameModel;
+import de.hsh.inform.orientdb_project.model.HostModel;
 import de.hsh.inform.orientdb_project.model.Model;
+import de.hsh.inform.orientdb_project.model.TcpConnectionModel;
 import de.hsh.inform.orientdb_project.orientdb.OrientDbHelperService;
 import de.hsh.inform.orientdb_project.repository.EthernetFrameRepository;
 import de.hsh.inform.orientdb_project.repository.HostRepository;
@@ -43,14 +45,14 @@ public class CommandLineInterface {
 		this.hostRepository = new HostRepository(this.ogf);
 		this.ethernetFrameRepository = new EthernetFrameRepository(this.odhs.getDatabaseDocument());
 		
-		options.addOption("e", "ethernetFramesByBytes", false, "Find ethernet frames that contain a given byte sequence.");
+		options.addOption("e", "ethernetFramesByBytes", false, "Find ethernet frames that contain a given byte sequence. <bytes> - Try FF FF FF FF FF FF");
 
-		options.addOption("htoipp", "hostsByIpAndPort", false, "Find hosts that have tcp connections to a given ip address and port.");
+		options.addOption("htoipp", "hostsByIpAndPort", false, "Find hosts that have tcp connections to a given ip address and port. (<ip> <port>) - Try 197.218.177.69 25");
 		options.addOption("htoex", "hostsByConnToExternalHosts", false, "Find hosts that have tcp connections to external hosts.");
 		options.addOption("hinw", "hostsWithIncomingOnWellKnownPorts", false, "Find hosts that have incoming tcp connections on well known ports.");
 		
-		options.addOption("ta", "tcpConnectionActiveAt", false, "Find tcp connections that were active at a given timestamp.");
-		options.addOption("tbpm", "tcpConnectionBytesPerMinuteBetween", false, "Get datavolume (bytes per minute) between two given ip addresses.");
+		options.addOption("ta", "tcpConnectionActiveAt", false, "Find tcp connections that were active at a given timestamp. <timestamp> Try 901714389");
+		options.addOption("tbpm", "tcpConnectionBytesPerMinuteBetween", false, "Get datavolume (bytes per minute) between two given ip addresses. <ipA> <ipB> - Try 172.16.114.207 206.251.19.72");
 		
 		options.addOption("h", "help", false, "show help.");
 		options.addOption("q", "quit", false, "quit the program.");
@@ -80,8 +82,40 @@ public class CommandLineInterface {
 			}
 			
 			if(cmd.hasOption("htoipp")) {
-				
+				String ipAddress = cmd.getArgs()[0];
+				int port = Integer.valueOf(cmd.getArgs()[1]);
+				List<HostModel> result = this.hostRepository.findByConnectionsTo(ipAddress, port);
+				System.out.println("Hosts that had connections to " + ipAddress + " " + port + ":");
+				this.printResults(result);
 			}
+			
+			if(cmd.hasOption("htoex")) {
+				List<HostModel> result = this.hostRepository.findAllByConnectionsToOutsideHosts();
+				System.out.println("Hosts that had connections to external hosts:");
+				this.printResults(result);
+			}
+			
+			if(cmd.hasOption("hinw")) {
+				List<HostModel> result = this.hostRepository.findAllByIncomingConnectionOnWellKnownPort();
+				System.out.println("Hosts that had incoming connections on well known ports:");
+				this.printResults(result);
+			}
+			
+			if(cmd.hasOption("ta")) {
+				long ts = Long.valueOf(cmd.getArgs()[0]);
+				System.out.println("Tcp connections active at given timestamp " + ts + ":");
+				List<TcpConnectionModel> result = this.tcpConnectionRepository.findByActiveWhen(ts);
+				this.printResults(result);
+			}
+
+			if(cmd.hasOption("tbpm")) {
+				String ipA = cmd.getArgs()[0];
+				String ipB = cmd.getArgs()[1];
+				System.out.println("Bytes per minute between " + ipA + " and " + ipB + ": ");
+				long bytesPerMinute = this.tcpConnectionRepository.getTotalDataVolumePerMinuteBetweenHosts(ipA, ipB);
+				System.out.println(bytesPerMinute + " bytes per minute");
+			}
+			
 		} catch (ParseException e) {
 			//log.log(Level.SEVERE, "Failed to parse comand line properties", e);
 			log.log(Level.SEVERE, "I did not understand that. Sorry.");