diff --git a/install/BootstrapInstaller.sh b/install/BootstrapInstaller.sh
index c140ab7..5aba0cc 100644
--- a/install/BootstrapInstaller.sh
+++ b/install/BootstrapInstaller.sh
@@ -17,6 +17,13 @@
 lCyan='\033[1;36m'
 
 wd=`pwd`
+
+# Check if a specific network was specified on the command line.
+# This is used mostly for testing.
+if [ $# -eq 1 ]; then
+	iVmNetwork=$1
+fi
+
 # Update the XML file with the VM information
 echo -e "${lBlue}Defining the  ${lCyan}$iVmName${lBlue} virtual machine${NC}"
 cat vmTemplate.xml | sed -e "s/{{ VMName }}/$iVmName/g" | sed -e "s/{{ VMNetwork }}/$iVmNetwork/g" > tmp.xml
diff --git a/install/BuildVoltha.sh b/install/BuildVoltha.sh
index 67a6183..8c3af94 100755
--- a/install/BuildVoltha.sh
+++ b/install/BuildVoltha.sh
@@ -1,18 +1,27 @@
 #!/bin/bash
 
-vmName="voltha_voltha"
+uId=`id -u`
+vmName="voltha_voltha${uId}"
 
 # Voltha directory
 cd ..
 
+# Rename voltha for multi-user support
+sed -i -e '/server_name/s/.*/server_name: "voltha'${uId}'"/' settings.vagrant.yaml
+# Build voltha in test mode
+if [ $# -eq 1 -a "$1" == "test" ]; then
+	sed -i -e '/test_mode/s/.*/test_mode: "true"/' settings.vagrant.yaml
+fi
+
 # Destroy the VM if it's running
-vagrant destroy voltha
+vagrant destroy voltha${uId}
 
 # Bring up the VM.
-vagrant up voltha
+vagrant up voltha${uId}
 
 # Get the VM's ip address
 ipAddr=`virsh domifaddr $vmName | tail -n +3 | awk '{ print $4 }' | sed -e 's~/.*~~'`
 
+
 # Run all the build commands
-ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i .vagrant/machines/voltha/libvirt/private_key vagrant@$ipAddr "cd /cord/incubator/voltha && . env.sh && make fetch && make"
+ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i .vagrant/machines/voltha${uId}/libvirt/private_key vagrant@$ipAddr "cd /cord/incubator/voltha && . env.sh && make fetch && make build"
diff --git a/install/CreateInstaller.sh b/install/CreateInstaller.sh
index e8da9a8..15a5cd0 100755
--- a/install/CreateInstaller.sh
+++ b/install/CreateInstaller.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
-baseImage="Ubuntu1604LTS"
+
 iVmName="vInstaller"
+baseImage="Ubuntu1604LTS"
 iVmNetwork="vagrant-libvirt"
 installerArchive="installer.tar.bz2"
 installerDirectory="volthaInstaller"
@@ -19,6 +20,7 @@
 lGrey='\033[1;37m'
 lCyan='\033[1;36m'
 
+uId=`id -u`
 wd=`pwd`
 
 # Validate that vagrant is installed.
@@ -46,26 +48,45 @@
 
 # Ensure that the voltha VM is running so that images can be secured
 echo -e "${lBlue}Ensure that the ${lCyan}voltha VM${lBlue} is running${NC}"
-vVM=`virsh list | grep voltha_voltha`
+vVM=`virsh list | grep voltha_voltha${uId}`
 
 if [ -z "$vVM" ]; then
-	./BuildVoltha.sh
+	./BuildVoltha.sh $1
 fi
 
 # Verify if this is intended to be a test environment, if so start 3 VMs
 # to emulate the production installation cluster.
 if [ $# -eq 1 -a "$1" == "test" ]; then
 	echo -e "${lBlue}Testing, create the ${lCyan}ha-serv${lBlue} VMs${NC}"
-	vagrant destroy ha-serv{1,2,3}
-	vagrant up ha-serv{1,2,3}
+	# Update the vagrant settings file
+	sed -i -e '/server_name/s/.*/server_name: "ha-serv'${uId}'-"/' settings.vagrant.yaml
+	sed -i -e '/docker_push_registry/s/.*/docker_push_registry: "vinstall'${uId}':5000"/' ansible/group_vars/all
+	sed -i -e "/vinstall/s/vinstall/vinstall${uId}/" ../ansible/roles/docker/templates/daemon.json
+
+	# Set the insecure registry configuration based on the installer hostname
+	echo -e "${lBlue}Set up the inescure registry hostname ${lCyan}vinstall${uId}${NC}"
+	echo '{' > ansible/roles/voltha/templates/daemon.json
+	echo '"insecure-registries" : ["vinstall'${uId}':5000"]' >> ansible/roles/voltha/templates/daemon.json
+	echo '}' >> ansible/roles/voltha/templates/daemon.json
+
+	vagrant destroy ha-serv${uId}-{1,2,3}
+	vagrant up ha-serv${uId}-{1,2,3}
 	./devSetHostList.sh
+	# Change the installer name
+	iVmName="vInstaller${uId}"
 else
 	rm -fr .test
 	# Clean out the install config file keeping only the commented lines
         # which serve as documentation.
 	sed -i -e '/^#/!d' install.cfg
+	# Set the insecure registry configuration based on the installer hostname
+	echo -e "${lBlue}Set up the inescure registry hostname ${lCyan}vinstall${uId}${NC}"
+	echo '{' > ansible/roles/voltha/templates/daemon.json
+	echo '"insecure-registries" : ["vinstall:5000"]' >> ansible/roles/voltha/templates/daemon.json
+	echo '}' >> ansible/roles/voltha/templates/daemon.json
 fi
 
+
 # Shut down the domain in case it's running.
 echo -e "${lBlue}Shut down the ${lCyan}$iVmName${lBlue} VM if running${NC}"
 ctr=0
@@ -155,6 +176,15 @@
 echo -e "${lBlue}Running the pre-configuration script on the VM${NC}"
 ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no vinstall@$ipAddr 
 
+# If we're in test mode, change the hostname of the installer vm
+if [ $# -eq 1 -a "$1" == "test" ]; then
+	echo -e "${lBlue}Test mode, change the installer host name to ${yellow}vinstall${uId}${NC}"
+	ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr \
+		sudo hostnamectl set-hostname vinstall${uId}
+	ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr \
+		sudo service networking restart
+fi
+
 # Install python which is required for ansible
 echo -e "${lBlue}Installing python${NC}"
 ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i key.pem vinstall@$ipAddr sudo apt-get update 
@@ -177,10 +207,10 @@
 
 # Add the voltha vm's information to the ansible tree
 echo -e "${lBlue}Add the voltha vm and key to the ansible accessible hosts${NC}"
-vIpAddr=`virsh domifaddr voltha_voltha | tail -n +3 | awk '{ print $4 }' | sed -e 's~/.*~~'`
+vIpAddr=`virsh domifaddr voltha_voltha${uId} | tail -n +3 | awk '{ print $4 }' | sed -e 's~/.*~~'`
 echo "[voltha]" > ansible/hosts/voltha
 echo $vIpAddr >> ansible/hosts/voltha
-echo "ansible_ssh_private_key_file: $wd/../.vagrant/machines/voltha/libvirt/private_key" > ansible/host_vars/$vIpAddr
+echo "ansible_ssh_private_key_file: $wd/../.vagrant/machines/voltha${uId}/libvirt/private_key" > ansible/host_vars/$vIpAddr
 
 
 # Prepare to launch the ansible playbook to configure the installer VM
diff --git a/install/Vagrantfile b/install/Vagrantfile
index dccee81..bc1f9d2 100644
--- a/install/Vagrantfile
+++ b/install/Vagrantfile
@@ -15,6 +15,7 @@
       d.ssh.forward_agent = true
       d.vm.box = settings["box_source"]
       d.vm.hostname = "#{settings['server_name']}#{i}"
+      d.vm.provision :shell, inline: "apt-get -y install python"
       d.vm.provider "libvirt" do |v|
         v.memory = 6144
       end
diff --git a/install/ansible/group_vars/all b/install/ansible/group_vars/all
index 311ec96..e13d45f 100644
--- a/install/ansible/group_vars/all
+++ b/install/ansible/group_vars/all
@@ -8,6 +8,8 @@
 docker_py_version: "1.7.0"
 netifaces_version: "0.10.4"
 target_voltha_home: /home/voltha
+docker_daemon_json: daemon.json
+docker_daemon_json_dest: /etc/docker
 voltha_containers:
   - voltha/nginx
   - voltha/grafana
diff --git a/install/ansible/roles/cluster-host/tasks/cluster-host.yml b/install/ansible/roles/cluster-host/tasks/cluster-host.yml
index 20330c4..b9b2146 100644
--- a/install/ansible/roles/cluster-host/tasks/cluster-host.yml
+++ b/install/ansible/roles/cluster-host/tasks/cluster-host.yml
@@ -48,6 +48,12 @@
   when: target == "cluster"
   tags: [cluster_host]
 
+- name: apt lists are up-to-date
+  copy:
+    src: "/var/lib/apt/lists"
+    dest: "/var/lib/apt"
+  tags: [cluster_host]
+
 - name: Dependent software is installed
   command: dpkg -i "{{ target_voltha_home }}/deb_files/{{ item }}"
   with_items: "{{ deb_files }}"
diff --git a/install/ansible/roles/voltha/tasks/voltha.yml b/install/ansible/roles/voltha/tasks/voltha.yml
index d6884e5..a52b7d9 100644
--- a/install/ansible/roles/voltha/tasks/voltha.yml
+++ b/install/ansible/roles/voltha/tasks/voltha.yml
@@ -76,6 +76,30 @@
   when: target == "cluster"
   tags: [voltha]
 
+# Update the insecure registry to reflect the current installer.
+# The installer name can change depending on whether test mode
+# is being used or not.
+- name: Enable insecure install registry
+  template:
+    src: "{{ docker_daemon_json }}"
+    dest: "{{ docker_daemon_json_dest }}"
+  register: copy_result
+  when: target == "installer"
+  tags: [voltha]
+
+- name: Debain Daemon is reloaded
+  command: systemctl daemon-reload
+  when: copy_result|changed and is_systemd is defined and target == "installer"
+  tags: [voltha]
+
+- name: Debian Docker service is restarted
+  service:
+    name: docker
+    state: restarted
+  when: copy_result|changed or user_result|changed
+  when: target == "installer"
+  tags: [voltha]
+
 - name: Docker images are re-tagged to registry for push
   command: docker tag {{ item }} {{ docker_push_registry }}/{{ item }}
   with_items: "{{ voltha_containers }}"
diff --git a/install/ansible/voltha.yml b/install/ansible/voltha.yml
index f3a1cf4..b9a2c24 100644
--- a/install/ansible/voltha.yml
+++ b/install/ansible/voltha.yml
@@ -9,4 +9,4 @@
     - docker
     - docker-compose
     - voltha
-    - java
+#    - java
diff --git a/install/devSetHostList.sh b/install/devSetHostList.sh
index 924667b..38a050d 100755
--- a/install/devSetHostList.sh
+++ b/install/devSetHostList.sh
@@ -7,12 +7,13 @@
 
 # usage devCopyTiInstaller.sh <ip-address>
 
+uId=`id -u`
 
 sed -i -e '/^#/!d' install.cfg
 rm -fr .test
 mkdir .test
 hosts=""
-for i in `virsh list | awk '{print $2}' | grep ha-serv`
+for i in `virsh list | awk '{print $2}' | grep ha-serv${uId}-`
 do
 	ipAddr=`virsh domifaddr $i | tail -n +3 | head -n 1 | awk '{print $4}' | sed -e 's~/.*~~'`
 	hosts="$hosts $ipAddr"
diff --git a/install/installVoltha.sh b/install/installVoltha.sh
index f5ae9ff..a5632cd 100755
--- a/install/installVoltha.sh
+++ b/install/installVoltha.sh
@@ -43,4 +43,4 @@
 tar xjf $installerArchive
 echo -e "${lBlue}Starting the installer{NC}"
 chmod u+x BootstrapInstaller.sh
-./BootstrapInstaller.sh
+./BootstrapInstaller.sh "$@"
diff --git a/install/vmTemplate.xml b/install/vmTemplate.xml
index faf7288..b08cea6 100644
--- a/install/vmTemplate.xml
+++ b/install/vmTemplate.xml
@@ -63,7 +63,6 @@
       <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
     </controller>
     <interface type='network'>
-      <mac address='52:54:00:ed:19:74'/>
       <source network='{{ VMNetwork }}'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>