diff --git a/src/lte/doc/Makefile b/src/lte/doc/Makefile
index c36ebbb63..e00988527 100644
--- a/src/lte/doc/Makefile
+++ b/src/lte/doc/Makefile
@@ -28,7 +28,13 @@ GRAPHS_EPS = \
 	$(FIGURES)/lte-rlc-data-txon-dl.eps \
 	$(FIGURES)/lte-rlc-data-retx-dl.eps \
 	$(FIGURES)/lte-rlc-data-txon-ul.eps \
-	$(FIGURES)/lte-rlc-data-retx-ul.eps
+	$(FIGURES)/lte-rlc-data-retx-ul.eps \
+	$(FIGURES)/epc-topology.eps \
+	$(FIGURES)/epc-data-flow-dl.eps \
+	$(FIGURES)/epc-data-flow-ul.eps \
+	$(FIGURES)/lte-arch-data-rrc-pdcp-rlc.eps
+
+
 
 # rescale pdf figures as necessary
 $(FIGURES)/testbed.pdf_width = 5in
@@ -47,7 +53,7 @@ $(FIGURES)/auvmobility-classes.pdf_width = 10cm
 $(FIGURES)/lte-interference-test-scenario.pdf_width = 4in
 
 IMAGES_PNG = ${IMAGES_EPS:.eps=.png} 
-	
+
 IMAGES_PDF = ${IMAGES_EPS:.eps=.pdf} 
 
 IMAGES_OTHER = $(FIGURES)/fading_pedestrian.png \
diff --git a/src/lte/doc/source/figures/epc-data-flow-dl.dia b/src/lte/doc/source/figures/epc-data-flow-dl.dia
new file mode 100644
index 000000000..11b74f4b5
Binary files /dev/null and b/src/lte/doc/source/figures/epc-data-flow-dl.dia differ
diff --git a/src/lte/doc/source/figures/epc-data-flow-ul.dia b/src/lte/doc/source/figures/epc-data-flow-ul.dia
new file mode 100644
index 000000000..15038e874
Binary files /dev/null and b/src/lte/doc/source/figures/epc-data-flow-ul.dia differ
diff --git a/src/lte/doc/source/figures/epc-topology.dia b/src/lte/doc/source/figures/epc-topology.dia
new file mode 100644
index 000000000..12e1f0ac8
Binary files /dev/null and b/src/lte/doc/source/figures/epc-topology.dia differ
diff --git a/src/lte/doc/source/figures/lte-arch-data-rrc-pdcp-rlc.dia b/src/lte/doc/source/figures/lte-arch-data-rrc-pdcp-rlc.dia
new file mode 100644
index 000000000..0245d159c
Binary files /dev/null and b/src/lte/doc/source/figures/lte-arch-data-rrc-pdcp-rlc.dia differ
diff --git a/src/lte/doc/source/lte-design.rst b/src/lte/doc/source/lte-design.rst
index 0dcf88b65..05e5b902f 100644
--- a/src/lte/doc/source/lte-design.rst
+++ b/src/lte/doc/source/lte-design.rst
@@ -369,6 +369,13 @@ in use) and inband CQIs (i.e., a set of value representing the channel state for
 
 
 
+Evolved Packet Core (EPC)
++++++++++++++++++++++++++
+
+.. include:: epc-design.rst
+
+
+
 
 Sequence Diagrams
 ~~~~~~~~~~~~~~~~~