diff --git a/edge-ops-lab-1701-expansion/inventory-dc2 b/edge-ops-lab-1701-expansion/inventory-dc2
new file mode 100644
index 0000000..4c77b3b
--- /dev/null
+++ b/edge-ops-lab-1701-expansion/inventory-dc2
@@ -0,0 +1,63 @@
+[dc-2-ds]
+10.142.0.[16:17]
+10.142.0.18 zk_observer=true
+
+[dc-2-ms]
+10.142.0.19
+
+[dc-2-ui]
+10.142.0.19
+
+[dc-2-ldap]
+10.142.0.19
+
+[dc-2-rmp]
+10.142.0.[20:21]
+
+[dc-2-qpid]
+10.142.0.[23:24]
+
+[dc-2-pg:children]
+dc-2-pgstandby
+
+[dc-2-pgstandby]
+10.142.0.22
+
+[planet:children]
+dc-2
+
+[dc-2:children]
+dc-2-ds
+dc-2-ms
+dc-2-ui
+dc-2-ldap
+dc-2-rmp
+dc-2-qpid
+dc-2-pg
+
+[ds:children]
+dc-2-ds
+
+[ms:children]
+dc-2-ms
+
+[ui:children]
+dc-2-ui
+
+[ldap:children]
+dc-2-ldap
+
+[rmp:children]
+dc-2-rmp
+
+[qpid:children]
+dc-2-qpid
+
+[pg:children]
+dc-2-pg
+
+[pgstandby:children]
+dc-2-pgstandby
+
+[pgmaster:children]
+dc-1-pg
diff --git a/edge-ops-lab-1701/inventory b/edge-ops-lab-1701/inventory-dc1
similarity index 70%
rename from edge-ops-lab-1701/inventory
rename to edge-ops-lab-1701/inventory-dc1
index 2a552cd..d309119 100644
--- a/edge-ops-lab-1701/inventory
+++ b/edge-ops-lab-1701/inventory-dc1
@@ -1,33 +1,27 @@
 [dc-1-ds]
-10.142.0.7
-10.142.0.13
 10.142.0.14
+10.142.0.[8:9]
 
 [dc-1-ms]
-10.142.0.9
+10.142.0.5
 
 [dc-1-ui]
-10.142.0.9
+10.142.0.5
 
 [dc-1-ldap]
-10.142.0.9
+10.142.0.5
 
 [dc-1-rmp]
-10.142.0.5
-10.142.0.8
+10.142.0.[10:11]
 
 [dc-1-qpid]
-10.142.0.10
-10.142.0.14
+10.142.0.13
+10.142.0.7
 
 [dc-1-pg:children]
 dc-1-pgmaster
-dc-1-pgstandby
 
 [dc-1-pgmaster]
-10.142.0.11
-
-[dc-1-pgstandby]
 10.142.0.15
 
 [planet:children]
@@ -62,9 +56,3 @@
 
 [pg:children]
 dc-1-pg
-
-[pgmaster:children]
-dc-1-pgmaster
-
-[pgstandby:children]
-dc-1-pgstandby