+# deployment specific paths to OVS and DPDK
+OVS_DIR_VANILLA = os.path.join(ROOT_DIR, 'src_vanilla/ovs/ovs/')
+
+RTE_SDK_CUSE = os.path.join(ROOT_DIR, 'src_cuse/dpdk/dpdk/')
+OVS_DIR_CUSE = os.path.join(ROOT_DIR, 'src_cuse/ovs/ovs/')
+
+RTE_SDK_USER = os.path.join(ROOT_DIR, 'src/dpdk/dpdk/')
+OVS_DIR_USER = os.path.join(ROOT_DIR, 'src/ovs/ovs/')
+
+# the same qemu version is used for vanilla, vHost User and Cuse
+QEMU_DIR = os.path.join(ROOT_DIR, 'src/qemu/qemu/')
+