diff --git a/jenkins/RO/SETTINGS b/jenkins/RO/SETTINGS
index 691ab73..8c37f16 100644
--- a/jenkins/RO/SETTINGS
+++ b/jenkins/RO/SETTINGS
@@ -1,4 +1,6 @@
 #
+#   Copyright 2016 Telefónica Investigación y Desarrollo, S.A.U.
+#
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
 #   You may obtain a copy of the License at
@@ -11,9 +13,11 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 #
+# Authors:
+#    - Gerardo Garcia - gerardo.garciadeblas@telefonica.com
 #
 # this variable holds the name of the container image needed to build or run this product
-export OSM_BASE_IMAGE=ubuntu:14.04
+export OSM_BASE_IMAGE=ubuntu:16.04
 #
 # this variable holds the name of the container to be used to build a package
 # if this container already exists, the build process can skip the container build
diff --git a/jenkins/RO/start_build b/jenkins/RO/start_build
index 7ae8d24..ddc29ef 100755
--- a/jenkins/RO/start_build
+++ b/jenkins/RO/start_build
@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+#   Copyright 2016 Telefónica Investigación y Desarrollo, S.A.U.
+#
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
 #   You may obtain a copy of the License at
@@ -12,6 +14,8 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 # 
+# Authors:
+#    - Gerardo Garcia - gerardo.garciadeblas@telefonica.com
 # 
 
 HERE=$(realpath $(dirname $0))
@@ -47,10 +51,14 @@
 
 INFO "starting build"
 
+INFO "  cleaning .pyc"
 rm *.pyc
+INFO "  installing openmano packages and dependencies from current repo (--noclone)"
+./scripts/install_openmano.sh --noclone -q
+INFO "  compiling *.py"
 python -m py_compile *.py
 RC=$?
-git checkout master #Cleaning the environment. It's also done at the beginning, but it's done just in case.
+#git checkout master #Cleaning the environment. It's also done at the beginning, but it's done just in case.
 
 INFO "done, RC=$RC"
 exit $RC
diff --git a/jenkins/common/container b/jenkins/common/container
index 400e38a..d959f8f 100644
--- a/jenkins/common/container
+++ b/jenkins/common/container
@@ -1,6 +1,7 @@
 # This file is meant to be SOURCED
 #
 #   Copyright 2016 RIFT.IO Inc
+#   Copyright 2016 Telefónica Investigación y Desarrollo S.A.U.
 #
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
@@ -16,6 +17,7 @@
 #
 # container_funcs
 # 24 June 2016 -- Jeremy Mordkoff -- Genesis
+#              -- Gerardo García
 
 container_exists() { 
 	if [ $# -ne 1 ]; then
@@ -32,21 +34,15 @@
 }
 
 create_container() { 
-	if [ $# -ne 2 ]; then
-		FATAL "args are image container"
+	if [ $# -lt 2 ]; then
+		FATAL "args are image container [options]"
 	fi
 	INFO "creating container $2 using image $1"
-	DEBUG "lxc launch $1 $2"
-	lxc launch "$1" "$2"
-}
-
-create_privileged_container() {
-	if [ $# -ne 2 ]; then
-		FATAL "args are image container"
-	fi
-	INFO "creating container $2 using image $1"
-	DEBUG "lxc launch $1 $2"
-	lxc launch "$1" "$2" -c security.privileged=true
+	image=$1
+	container=$2
+	shift 2
+	DEBUG "lxc launch $image $container $*"
+	lxc launch "$image" "$container" "$*"
 }
 
 container_exec() { 
diff --git a/jenkins/host/start_build b/jenkins/host/start_build
index d026fae..41ea068 100755
--- a/jenkins/host/start_build
+++ b/jenkins/host/start_build
@@ -1,5 +1,6 @@
 #!/bin/bash
 #   Copyright 2016 RIFT.IO Inc
+#   Copyright 2016 Telefónica Investigación y Desarrollo S.A.U.
 #
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
@@ -16,6 +17,7 @@
 # start-build is run on a host to start a MDG build
 #
 # 24 June 2016 -- Jeremy Mordkoff -- Genesis
+#              -- Gerardo Garcia
 
 
 HERE=$(realpath $(dirname $0))
@@ -29,11 +31,10 @@
 OSM_load_config
 
 if ! container_exists $OSM_BUILD_CONTAINER; then
-	if [[ "$OSM_BUILD_CONTAINER_PRIVILEGED" == yes ]]; then
-		create_privileged_container $OSM_BASE_IMAGE $OSM_BUILD_CONTAINER
-	else
-		create_container $OSM_BASE_IMAGE $OSM_BUILD_CONTAINER
-	fi
+	CONTAINER_OPTS=""
+	[[ "$OSM_BUILD_CONTAINER_PRIVILEGED" == yes ]] && CONTAINER_OPTS="$CONTAINER_OPTS -c security.privileged=true"
+	[[ "$OSM_BUILD_CONTAINER_ALLOW_NESTED" == yes ]] && CONTAINER_OPTS="$CONTAINER_OPTS -c security.nesting=true"
+	create_container $OSM_BASE_IMAGE $OSM_BUILD_CONTAINER $CONTAINER_OPTS
 	wait_container_up $OSM_BUILD_CONTAINER
 	RE="fedora|fc[0-9]"
 	if [[ $OSM_BASE_IMAGE =~ $RE ]]; then
diff --git a/jenkins/template/SETTINGS b/jenkins/template/SETTINGS
index 86202eb..94154f3 100644
--- a/jenkins/template/SETTINGS
+++ b/jenkins/template/SETTINGS
@@ -1,4 +1,5 @@
 #   Copyright 2016 RIFT.IO Inc
+#   Copyright 2016 Telefónica Investigación y Desarrollo, S.A.U.
 #
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
@@ -14,7 +15,9 @@
 #
 # sample SETTINGS file
 #
-# 24 June 2016 -- Jeremy Mordkoff -- Genesis 
+# Authors:
+#         24 June 2016 -- Jeremy Mordkoff -- Genesis 
+#                      -- Gerardo Garcia
 #
 # this variable holds the name of the container image needed to build or run this product
 export OSM_BASE_IMAGE=ubuntu:16.04
@@ -27,6 +30,9 @@
 # this variable should be removed in the future when no privileged mode is required
 #export OSM_BUILD_CONTAINER_PRIVILEGED=yes
 #
+# this variable must be set to allow ensted containers in the build container
+#export OSM_BUILD_CONTAINER_ALLOW_NESTED=yes
+#
 # this variable holds the name of the container to be used to run a package
 # if this container already exists, the run processes can skip the container build
 export OSM_RUNTIME_CONTAINER=container_name-runtime
@@ -34,4 +40,7 @@
 # this variable must be set to allow creating the runtime container in privileged mode
 # this variable should be removed in the future when no privileged mode is required
 #export OSM_RUNTIME_CONTAINER_PRIVILEGED=yes
-
+#
+# this variable must be set to allow ensted containers in the build container
+#export OSM_RUNTIME_CONTAINER_ALLOW_NESTED=yes
+#