diff --git a/tools/test/bin/onos-patch-vm b/tools/test/bin/onos-patch-vm
index 52038ce..ccc4007 100755
--- a/tools/test/bin/onos-patch-vm
+++ b/tools/test/bin/onos-patch-vm
@@ -15,7 +15,7 @@
 
 ssh $remote "
     sudo perl -pi.bak -e \"s/127.0.1.1.*/127.0.1.1       $name/g\" /etc/hosts
-    sudo perl -pi.bak -e \"local \$/ = ''; s/.*/$name/g\" /etc/hostname
+    sudo bash -c \"echo $name >/etc/hostname\"
     sudo hostname $name
 " 2>/dev/null
 
diff --git a/tools/test/bin/onos-push-keys b/tools/test/bin/onos-push-keys
index fd49f86..247d331 100755
--- a/tools/test/bin/onos-push-keys
+++ b/tools/test/bin/onos-push-keys
@@ -9,5 +9,9 @@
 remote=$ONOS_USER@${1:-$OCI}
 
 scp -q ~/.ssh/id_rsa.pub $remote:/tmp
-ssh $remote "cat /tmp/id_rsa.pub >> ~/.ssh/authorized_keys"
+ssh $remote "
+    cat /tmp/id_rsa.pub >> ~/.ssh/authorized_keys
+    sort -u ~/.ssh/authorized_keys > ~/.ssh/authorized_keys.bak
+    mv ~/.ssh/authorized_keys.bak ~/.ssh/authorized_keys
+"
 ssh -n -o PasswordAuthentication=no $remote true
diff --git a/tools/test/bin/onos-push-update-bundle b/tools/test/bin/onos-push-update-bundle
new file mode 100755
index 0000000..e6a9ada
--- /dev/null
+++ b/tools/test/bin/onos-push-update-bundle
@@ -0,0 +1,20 @@
+#!/bin/bash
+#-------------------------------------------------------------------------------
+# Pushes the specified bundle to the remote ONOS cell machines and updates it.
+#-------------------------------------------------------------------------------
+
+[ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
+. $ONOS_ROOT/tools/build/envDefaults
+
+cd ~/.m2/repository
+jar=$(find org/onlab -type f -name '*.jar' | grep $1 | grep -v -e -tests | head -n 1)
+
+[ -z "$jar" ] && echo "No bundle $1 found for" && exit 1
+
+bundle=$(echo $(basename $jar .jar) | sed 's/-[0-9].*//g')
+
+nodes=$(env | sort | egrep "OC[0-9]+" | cut -d= -f2)
+for node in $nodes; do
+    scp $jar $ONOS_USER@$node:$ONOS_INSTALL_DIR/$KARAF_DIST/system/$jar
+    ssh $ONOS_USER@$node $ONOS_INSTALL_DIR/bin/onos update $bundle
+done