diff --git a/.gitattributes b/.gitattributes
index 375cbae749c7c4ce182b317237fa680e0661ae87..1c566fe02537f1eaef42c24ee84cda6337e934f7 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -298,9 +298,9 @@ MAC/APL/CEPCU/src/ApplController/CMakeLists.txt -text
 MAC/APL/CURTDBDaemons/src/LogProcessor/LogProcessor.conf -text
 MAC/APL/CURTDBDaemons/src/LogProcessor/LogProcessor.log_prop -text
 MAC/APL/DEPENDENCIES -text svneol=native#application/octet-stream
-MAC/APL/PAC/BeamServer/test/weights.dat -text svneol=unset#unset
-MAC/APL/PAC/CalServer/src/CS010C_HALF_positions.dat -text
-MAC/APL/PAC/CalServer/src/CS010C_positions.dat -text
+MAC/APL/PAC/Beam_Server/test/weights.dat -text svneol=unset#unset
+MAC/APL/PAC/Cal_Server/src/CS010C_HALF_positions.dat -text
+MAC/APL/PAC/Cal_Server/src/CS010C_positions.dat -text
 MAC/APL/PAC/LBA_Calibration/bootstrap -text
 MAC/APL/PAC/LBA_Calibration/test/20080118_083229_acc_512x96x96.dat.gz -text svneol=unset#application/x-gzip
 MAC/APL/PAC/LBA_Calibration/test/antpos.dat -text
diff --git a/.gitignore b/.gitignore
index c8999f3f54cbc2adfe548aa689363cb97759fcea..220016a0e31b51795626a78eb31df1d8e029cca9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -114,15 +114,15 @@ MAC/APL/MainCU/lofarconf
 MAC/APL/PAC/BS_Protocol/Makefile.common
 MAC/APL/PAC/BS_Protocol/autoconf_share
 MAC/APL/PAC/BS_Protocol/lofarconf
-MAC/APL/PAC/BeamServer/Makefile.common
-MAC/APL/PAC/BeamServer/autoconf_share
-MAC/APL/PAC/BeamServer/lofarconf
+MAC/APL/PAC/Beam_Server/Makefile.common
+MAC/APL/PAC/Beam_Server/autoconf_share
+MAC/APL/PAC/Beam_Server/lofarconf
 MAC/APL/PAC/CAL_Protocol/Makefile.common
 MAC/APL/PAC/CAL_Protocol/autoconf_share
 MAC/APL/PAC/CAL_Protocol/lofarconf
-MAC/APL/PAC/CalServer/Makefile.common
-MAC/APL/PAC/CalServer/autoconf_share
-MAC/APL/PAC/CalServer/lofarconf
+MAC/APL/PAC/Cal_Server/Makefile.common
+MAC/APL/PAC/Cal_Server/autoconf_share
+MAC/APL/PAC/Cal_Server/lofarconf
 MAC/APL/PAC/Makefile.common
 MAC/APL/PAC/SHMInfoServer/Makefile.common
 MAC/APL/PAC/SHMInfoServer/autoconf_share
diff --git a/MAC/APL/PAC/BeamServer/BeamServer.spec.in b/MAC/APL/PAC/Beam_Server/BeamServer.spec.in
similarity index 100%
rename from MAC/APL/PAC/BeamServer/BeamServer.spec.in
rename to MAC/APL/PAC/Beam_Server/BeamServer.spec.in
diff --git a/MAC/APL/PAC/BeamServer/CMakeLists.txt b/MAC/APL/PAC/Beam_Server/CMakeLists.txt
similarity index 100%
rename from MAC/APL/PAC/BeamServer/CMakeLists.txt
rename to MAC/APL/PAC/Beam_Server/CMakeLists.txt
diff --git a/MAC/APL/PAC/BeamServer/Doxyfile b/MAC/APL/PAC/Beam_Server/Doxyfile
similarity index 100%
rename from MAC/APL/PAC/BeamServer/Doxyfile
rename to MAC/APL/PAC/Beam_Server/Doxyfile
diff --git a/MAC/APL/PAC/BeamServer/Makefile.am b/MAC/APL/PAC/Beam_Server/Makefile.am
similarity index 100%
rename from MAC/APL/PAC/BeamServer/Makefile.am
rename to MAC/APL/PAC/Beam_Server/Makefile.am
diff --git a/MAC/APL/PAC/BeamServer/bootstrap b/MAC/APL/PAC/Beam_Server/bootstrap
similarity index 100%
rename from MAC/APL/PAC/BeamServer/bootstrap
rename to MAC/APL/PAC/Beam_Server/bootstrap
diff --git a/MAC/APL/PAC/BeamServer/configure.in b/MAC/APL/PAC/Beam_Server/configure.in
similarity index 100%
rename from MAC/APL/PAC/BeamServer/configure.in
rename to MAC/APL/PAC/Beam_Server/configure.in
diff --git a/MAC/APL/PAC/BeamServer/src/Beam.cc b/MAC/APL/PAC/Beam_Server/src/Beam.cc
similarity index 100%
rename from MAC/APL/PAC/BeamServer/src/Beam.cc
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similarity index 100%
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diff --git a/MAC/APL/PAC/BeamServer/src/log4cplus.properties.in b/MAC/APL/PAC/Beam_Server/src/log4cplus.properties.in
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rename from MAC/APL/PAC/CalServer/src/CalServer.conf.in
rename to MAC/APL/PAC/Cal_Server/src/CalServer.conf.in
diff --git a/MAC/APL/PAC/CalServer/src/CalServer.h b/MAC/APL/PAC/Cal_Server/src/CalServer.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/CalServer.h
rename to MAC/APL/PAC/Cal_Server/src/CalServer.h
diff --git a/MAC/APL/PAC/CalServer/src/CalibrationAlgorithm.cc b/MAC/APL/PAC/Cal_Server/src/CalibrationAlgorithm.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/CalibrationAlgorithm.cc
rename to MAC/APL/PAC/Cal_Server/src/CalibrationAlgorithm.cc
diff --git a/MAC/APL/PAC/CalServer/src/CalibrationAlgorithm.h b/MAC/APL/PAC/Cal_Server/src/CalibrationAlgorithm.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/CalibrationAlgorithm.h
rename to MAC/APL/PAC/Cal_Server/src/CalibrationAlgorithm.h
diff --git a/MAC/APL/PAC/CalServer/src/CalibrationThread.cc b/MAC/APL/PAC/Cal_Server/src/CalibrationThread.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/CalibrationThread.cc
rename to MAC/APL/PAC/Cal_Server/src/CalibrationThread.cc
diff --git a/MAC/APL/PAC/CalServer/src/CalibrationThread.h b/MAC/APL/PAC/Cal_Server/src/CalibrationThread.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/CalibrationThread.h
rename to MAC/APL/PAC/Cal_Server/src/CalibrationThread.h
diff --git a/MAC/APL/PAC/CalServer/src/DipoleModel.cc b/MAC/APL/PAC/Cal_Server/src/DipoleModel.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/DipoleModel.cc
rename to MAC/APL/PAC/Cal_Server/src/DipoleModel.cc
diff --git a/MAC/APL/PAC/CalServer/src/DipoleModel.conf.in b/MAC/APL/PAC/Cal_Server/src/DipoleModel.conf.in
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/DipoleModel.conf.in
rename to MAC/APL/PAC/Cal_Server/src/DipoleModel.conf.in
diff --git a/MAC/APL/PAC/CalServer/src/DipoleModel.h b/MAC/APL/PAC/Cal_Server/src/DipoleModel.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/DipoleModel.h
rename to MAC/APL/PAC/Cal_Server/src/DipoleModel.h
diff --git a/MAC/APL/PAC/CalServer/src/DipoleModelData.cc b/MAC/APL/PAC/Cal_Server/src/DipoleModelData.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/DipoleModelData.cc
rename to MAC/APL/PAC/Cal_Server/src/DipoleModelData.cc
diff --git a/MAC/APL/PAC/CalServer/src/DipoleModelData.h b/MAC/APL/PAC/Cal_Server/src/DipoleModelData.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/DipoleModelData.h
rename to MAC/APL/PAC/Cal_Server/src/DipoleModelData.h
diff --git a/MAC/APL/PAC/CalServer/src/Documentation.h b/MAC/APL/PAC/Cal_Server/src/Documentation.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/Documentation.h
rename to MAC/APL/PAC/Cal_Server/src/Documentation.h
diff --git a/MAC/APL/PAC/CalServer/src/Makefile.am b/MAC/APL/PAC/Cal_Server/src/Makefile.am
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/Makefile.am
rename to MAC/APL/PAC/Cal_Server/src/Makefile.am
diff --git a/MAC/APL/PAC/CalServer/src/RemoteStationCalibration.cc b/MAC/APL/PAC/Cal_Server/src/RemoteStationCalibration.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/RemoteStationCalibration.cc
rename to MAC/APL/PAC/Cal_Server/src/RemoteStationCalibration.cc
diff --git a/MAC/APL/PAC/CalServer/src/RemoteStationCalibration.h b/MAC/APL/PAC/Cal_Server/src/RemoteStationCalibration.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/RemoteStationCalibration.h
rename to MAC/APL/PAC/Cal_Server/src/RemoteStationCalibration.h
diff --git a/MAC/APL/PAC/CalServer/src/Source.cc b/MAC/APL/PAC/Cal_Server/src/Source.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/Source.cc
rename to MAC/APL/PAC/Cal_Server/src/Source.cc
diff --git a/MAC/APL/PAC/CalServer/src/Source.h b/MAC/APL/PAC/Cal_Server/src/Source.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/Source.h
rename to MAC/APL/PAC/Cal_Server/src/Source.h
diff --git a/MAC/APL/PAC/CalServer/src/SourceCatalog.conf.in b/MAC/APL/PAC/Cal_Server/src/SourceCatalog.conf.in
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SourceCatalog.conf.in
rename to MAC/APL/PAC/Cal_Server/src/SourceCatalog.conf.in
diff --git a/MAC/APL/PAC/CalServer/src/SourceData.cc b/MAC/APL/PAC/Cal_Server/src/SourceData.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SourceData.cc
rename to MAC/APL/PAC/Cal_Server/src/SourceData.cc
diff --git a/MAC/APL/PAC/CalServer/src/SourceData.h b/MAC/APL/PAC/Cal_Server/src/SourceData.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SourceData.h
rename to MAC/APL/PAC/Cal_Server/src/SourceData.h
diff --git a/MAC/APL/PAC/CalServer/src/SubArraySubscription.cc b/MAC/APL/PAC/Cal_Server/src/SubArraySubscription.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SubArraySubscription.cc
rename to MAC/APL/PAC/Cal_Server/src/SubArraySubscription.cc
diff --git a/MAC/APL/PAC/CalServer/src/SubArraySubscription.h b/MAC/APL/PAC/Cal_Server/src/SubArraySubscription.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SubArraySubscription.h
rename to MAC/APL/PAC/Cal_Server/src/SubArraySubscription.h
diff --git a/MAC/APL/PAC/CalServer/src/SubArrays.cc b/MAC/APL/PAC/Cal_Server/src/SubArrays.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SubArrays.cc
rename to MAC/APL/PAC/Cal_Server/src/SubArrays.cc
diff --git a/MAC/APL/PAC/CalServer/src/SubArrays.h b/MAC/APL/PAC/Cal_Server/src/SubArrays.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/SubArrays.h
rename to MAC/APL/PAC/Cal_Server/src/SubArrays.h
diff --git a/MAC/APL/PAC/CalServer/src/calinfo.cc b/MAC/APL/PAC/Cal_Server/src/calinfo.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/calinfo.cc
rename to MAC/APL/PAC/Cal_Server/src/calinfo.cc
diff --git a/MAC/APL/PAC/CalServer/src/calinfo.h b/MAC/APL/PAC/Cal_Server/src/calinfo.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/calinfo.h
rename to MAC/APL/PAC/Cal_Server/src/calinfo.h
diff --git a/MAC/APL/PAC/CalServer/src/genacc.cc b/MAC/APL/PAC/Cal_Server/src/genacc.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/genacc.cc
rename to MAC/APL/PAC/Cal_Server/src/genacc.cc
diff --git a/MAC/APL/PAC/CalServer/src/juggle_acc.cc b/MAC/APL/PAC/Cal_Server/src/juggle_acc.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/juggle_acc.cc
rename to MAC/APL/PAC/Cal_Server/src/juggle_acc.cc
diff --git a/MAC/APL/PAC/CalServer/src/toaa.sh b/MAC/APL/PAC/Cal_Server/src/toaa.sh
similarity index 100%
rename from MAC/APL/PAC/CalServer/src/toaa.sh
rename to MAC/APL/PAC/Cal_Server/src/toaa.sh
diff --git a/MAC/APL/PAC/CalServer/test/CMakeLists.txt b/MAC/APL/PAC/Cal_Server/test/CMakeLists.txt
similarity index 100%
rename from MAC/APL/PAC/CalServer/test/CMakeLists.txt
rename to MAC/APL/PAC/Cal_Server/test/CMakeLists.txt
diff --git a/MAC/APL/PAC/CalServer/test/CalTest.cc b/MAC/APL/PAC/Cal_Server/test/CalTest.cc
similarity index 100%
rename from MAC/APL/PAC/CalServer/test/CalTest.cc
rename to MAC/APL/PAC/Cal_Server/test/CalTest.cc
diff --git a/MAC/APL/PAC/CalServer/test/CalTest.conf.in b/MAC/APL/PAC/Cal_Server/test/CalTest.conf.in
similarity index 100%
rename from MAC/APL/PAC/CalServer/test/CalTest.conf.in
rename to MAC/APL/PAC/Cal_Server/test/CalTest.conf.in
diff --git a/MAC/APL/PAC/CalServer/test/CalTest.h b/MAC/APL/PAC/Cal_Server/test/CalTest.h
similarity index 100%
rename from MAC/APL/PAC/CalServer/test/CalTest.h
rename to MAC/APL/PAC/Cal_Server/test/CalTest.h
diff --git a/MAC/APL/PAC/CalServer/test/Makefile.am b/MAC/APL/PAC/Cal_Server/test/Makefile.am
similarity index 100%
rename from MAC/APL/PAC/CalServer/test/Makefile.am
rename to MAC/APL/PAC/Cal_Server/test/Makefile.am
diff --git a/MAC/APL/PAC/lofarconf.in b/MAC/APL/PAC/lofarconf.in
index a916918f98a1d92f0fc981959d90bd32bee78fc3..4264521ba9b02628bfd499d3d4e83deeaf6b5d0a 100644
--- a/MAC/APL/PAC/lofarconf.in
+++ b/MAC/APL/PAC/lofarconf.in
@@ -1,5 +1,5 @@
 CAL_Protocol
 BS_Protocol
-CalServer
-BeamServer
+Cal_Server
+Beam_Server
 SHMInfoServer