added expansion for second dc
diff --git a/expand.yml b/expand.yml
new file mode 100644
index 0000000..c326859
--- /dev/null
+++ b/expand.yml
@@ -0,0 +1,74 @@
+---
+- include: configuration/update_cache.yml
+  tags:
+  - cache
+  - os-pre-req
+  - apigee-pre-req
+  - cassandra
+  - elastic
+  - portal
+  - baas
+
+- include: configuration/load-opdk-credentials.yml
+  vars:
+    hosts: 'dc-2'
+  tags:
+  - credentials
+  - os-pre-req
+  - apigee-pre-req
+
+- include: configuration/opdk-setup-os.yml
+  vars:
+    hosts: 'dc-2'
+  tags:
+  - os
+  - os-pre-req
+
+- include: configuration/update-user.yml
+  vars:
+    hosts: 'dc-2'
+    user: 'root'
+  tags:
+  - root-user
+  - os-pre-req
+
+- include: components/opdk-pre-requisites.yml
+  vars:
+    hosts: 'dc-2'
+    jdk_version: '1.8'
+  tags:
+  - apigee-pre-req
+
+- include: components/opdk-install-component.yml
+  vars:
+    hosts: 'dc-2-cassandra'
+    component_profile: 'c'
+  tags:
+  - cassandra
+
+- include: components/opdk-install-component.yml
+  vars:
+    hosts: 'dc-2-elastic'
+    component_profile: 'e'
+  tags:
+  - elastic
+
+- include: components/opdk-install-component.yml
+  vars:
+    hosts: 'dc-2-baas'
+    component_profile: 'b'
+  tags:
+  - baas
+
+- include: components/opdk-install-component.yml
+  vars:
+    hosts: 'dc-2-portal'
+    component_profile: 'p'
+  tags:
+  - portal
+
+- include: configuration/opdk-baas-create-org-user.yml
+  vars:
+    hosts: 'dc-2-baas[0]'
+  tags:
+  - org
diff --git a/installation.yml b/installation.yml
index b60222e..7d62a30 100644
--- a/installation.yml
+++ b/installation.yml
@@ -11,7 +11,7 @@
 
 - include: configuration/load-opdk-credentials.yml
   vars:
-    hosts: 'planet'
+    hosts: 'dc-1'
   tags:
   - credentials
   - os-pre-req
@@ -19,14 +19,14 @@
 
 - include: configuration/opdk-setup-os.yml
   vars:
-    hosts: 'planet'
+    hosts: 'dc-1'
   tags:
   - os
   - os-pre-req
 
 - include: configuration/update-user.yml
   vars:
-    hosts: 'planet'
+    hosts: 'dc-1'
     user: 'root'
   tags:
   - root-user
@@ -34,41 +34,41 @@
 
 - include: components/opdk-pre-requisites.yml
   vars:
-    hosts: 'planet'
+    hosts: 'dc-1'
     jdk_version: '1.8'
   tags:
   - apigee-pre-req
 
 - include: components/opdk-install-component.yml
   vars:
-    hosts: 'cassandra'
+    hosts: 'dc-1-cassandra'
     component_profile: 'c'
   tags:
   - cassandra
 
 - include: components/opdk-install-component.yml
   vars:
-    hosts: 'elastic'
+    hosts: 'dc-1-elastic'
     component_profile: 'e'
   tags:
   - elastic
 
 - include: components/opdk-install-component.yml
   vars:
-    hosts: 'baas'
+    hosts: 'dc-1-baas'
     component_profile: 'b'
   tags:
   - baas
 
 - include: components/opdk-install-component.yml
   vars:
-    hosts: 'portal'
+    hosts: 'dc-1-portal'
     component_profile: 'p'
   tags:
   - portal
 
 - include: configuration/opdk-baas-create-org-user.yml
   vars:
-    hosts: 'baas[0]'
+    hosts: 'dc-1-baas[0]'
   tags:
   - org