diff --git a/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/common.yml b/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/common.yml
index 1335900..c4607b6 100644
--- a/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/common.yml
+++ b/classes/cluster/virtual-mcp-ocata-ovs-ceph/ceph/common.yml
@@ -16,9 +16,9 @@
           name: ${_param:cinder_storage_user}
           caps:
             mon: "allow r"
-            osd: "allow class-read object_prefix rbd_children, allow rwx pool=volumes, allow rx pool=images"
+            osd: "allow class-read object_prefix rbd_children, allow rwx pool=volumes, allow rwx pool=images"
         nova:
           name: ${_param:nova_storage_user}
           caps:
             mon: "allow r"
-            osd: "allow class-read object_prefix rbd_children, allow rwx pool=vms, allow rx pool=images"
\ No newline at end of file
+            osd: "allow class-read object_prefix rbd_children, allow rwx pool=vms, allow rwx pool=images, allow rwx pool=volumes"
diff --git a/classes/cluster/virtual-mcp-ocata-ovs-ceph/openstack/gateway.yml b/classes/cluster/virtual-mcp-ocata-ovs-ceph/openstack/gateway.yml
index 45829b1..6b428ef 100644
--- a/classes/cluster/virtual-mcp-ocata-ovs-ceph/openstack/gateway.yml
+++ b/classes/cluster/virtual-mcp-ocata-ovs-ceph/openstack/gateway.yml
@@ -9,7 +9,7 @@
     primary_interface: ens4
     tenant_interface: ens5
     external_interface: ens6
-    interface_mtu: 9000
+    interface_mtu: 1500
     linux_system_codename: xenial
   linux:
     network: