diff --git a/tcp_tests/tests/system/test_ceph_operations.py b/tcp_tests/tests/system/test_ceph_operations.py
index bc5dc0c..02a6888 100644
--- a/tcp_tests/tests/system/test_ceph_operations.py
+++ b/tcp_tests/tests/system/test_ceph_operations.py
@@ -4,12 +4,39 @@
 
 LOG = logger.logger
 
+xtra_network_interface = """
+parameters:
+  _param:
+    linux_network_interfaces:
+      br_ctl:
+        address: ${_param:single_address}
+        enabled: True
+        name_servers:
+        - ${_param:dns_server01}
+        - ${_param:dns_server02}
+        netmask: ${_param:control_network_netmask}
+        proto: static
+        require_interfaces: ['ens4']
+        type: bridge
+        use_interfaces: ['ens4']
+      ens3:
+        enabled: True
+        name: ens3
+        proto: dhcp
+        type: eth
+      ens4:
+        enabled: True
+        ipflush_onchange: True
+        name: ens4
+        proto: manual
+        type: eth
+"""
+
 add_osd_ceph_init_yml = """
 parameters:
   _param:
     ceph_osd_node04_hostname: xtra
     ceph_osd_node04_address: 10.6.0.205
-    ceph_mon_node04_ceph_public_address: #10.166.49.205
     ceph_osd_system_codename: xenial
   linux:
     network:
@@ -40,7 +67,8 @@
 
 
 @pytest.fixture(scope='module')
-def add_xtra_node_to_salt(salt_actions, underlay_actions, config):
+def add_xtra_node_to_salt(salt_actions, underlay_actions,
+                          config, reclass_actions):
     """
 
     :return:
@@ -61,6 +89,11 @@
         "systemctl restart salt-minion",
         node_name=xtra_node,
         raise_on_err=False)
+    salt_actions.enforce_state("I@salt:master", "reclass")
+
+    reclass_actions.merge_context(yaml_context=xtra_network_interface,
+                                  short_path="../nodes/_generated/xtra.*.yml")
+
     yield
 
     # LOG.info("Executing pytest TEARDOWN from add_xtra_node_to_salt fixture")
@@ -87,6 +120,21 @@
         # ------- cluster/infra/config/init.yml -----------
         reclass.merge_context(yaml_context=add_osd_config_init_yml,
                               short_path="cluster/*/infra/config/init.yml")
+        salt_actions.run_state("*", "saltutil.refresh_pillar")
+
+    @pytest.fixture
+    def remove_node_from_reclass(self,
+                                 reclass_actions):
+        reclass = reclass_actions
+
+        reclass.delete_key(
+            key="parameters.reclass.storage.node.ceph_osd_node04",
+            short_path="cluster/*/infra/config/init.yml"
+            )
+        reclass.delete_key(
+            key="parameters.linux.network.host.xtra",
+            short_path="cluster/*/ceph/init.yml"
+            )
 
     def test_add_node_process(self, describe_node_in_reclass,
                               drivetrain_actions):
@@ -132,7 +180,9 @@
         # 11   hdd 0.01549         osd.11      up  1.00000 1.00000
         pass
 
-    def test_delete_node_process(self, drivetrain_actions):
+    def test_delete_node_process(self,
+                                 remove_node_from_reclass,
+                                 drivetrain_actions):
         dt = drivetrain_actions
 
         job_name = "ceph-remove-node"
@@ -147,12 +197,147 @@
         assert job_result == 'SUCCESS', job_description
 
 
-class TestCephMon(object):
-    def test_add_node(self):
-        pass
+add_mon_ceph_init_yml = """
+parameters:
+  _param:
+    ceph_mon_node04_hostname: xtra
+    ceph_mon_node04_address: 10.6.0.205
+    ceph_mon_node04_ceph_public_address: 10.166.49.209
+    ceph_mon_node04_ceph_backup_hour: 4
+    ceph_mon_node04_ceph_backup_minute: 0
+  linux:
+    network:
+      host:
+        xtra:
+          address: ${_param:ceph_mon_node04_address}
+          names:
+          - ${_param:ceph_mon_node04_hostname}
+          - ${_param:ceph_mon_node04_hostname}.${_param:cluster_domain}
+"""
 
-    def test_delete_node(self):
-        pass
+add_mon_ceph_common_yml = """
+parameters:
+  ceph:
+    common:
+      members:
+        - name: ${_param:ceph_mon_node04_hostname}
+          host: ${_param:ceph_mon_node04_address}
+"""
+
+add_mon_config_node_yml = """
+parameters:
+  reclass:
+    storage:
+      node:
+        ceph_mon_node04:
+          name: ${_param:ceph_mon_node04_hostname}
+          domain: ${_param:cluster_domain}
+          classes:
+          - cluster.${_param:cluster_name}.ceph.mon
+          params:
+            ceph_public_address: ${_param:ceph_mon_node04_ceph_public_address}
+            ceph_backup_time_hour: ${_param:ceph_mon_node04_ceph_backup_hour}
+            ceph_backup_time_minute: ${_param:ceph_mon_node04_ceph_backup_minute}
+            salt_master_host: ${_param:reclass_config_master}
+            linux_system_codename: ${_param:ceph_mon_system_codename}
+            single_address: ${_param:ceph_mon_node04_address}
+            keepalived_vip_priority: 104
+"""  # noqa: E501
+
+add_mon_infra_kvm_yml = """
+parameters:
+  salt:
+    control:
+      size:
+        ceph.mon:
+          cpu: 8
+          ram: 16384
+          disk_profile: small
+          net_profile: default
+      cluster:
+        internal:
+          node:
+            cmn04:
+              name: ${_param:ceph_mon_node04_hostname}
+              provider: ${_param:infra_kvm_node03_hostname}.${_param:cluster_domain}
+              image: ${_param:salt_control_xenial_image}
+              size: ceph.mon
+"""  # noqa: E501
+
+
+@pytest.mark.usefixtures("add_xtra_node_to_salt")
+class TestCephMon(object):
+    @pytest.fixture
+    def describe_node_in_reclass(self,
+                                 reclass_actions, salt_actions):
+        LOG.info("Executing pytest SETUP "
+                 "from describe_node_in_reclass fixture")
+        reclass = reclass_actions
+        # ---- cluster/*/ceph/init.yml --------------
+        reclass.merge_context(yaml_context=add_mon_ceph_init_yml,
+                              short_path="cluster/*/ceph/init.yml")
+
+        # ------- cluster/infra/config/init.yml -----------
+        reclass.merge_context(yaml_context=add_mon_ceph_common_yml,
+                              short_path="cluster/*/ceph/common.yml")
+        reclass.merge_context(yaml_context=add_mon_config_node_yml,
+                              short_path="cluster/*/infra/config/nodes.yml")
+
+        # ------- define settings for new mon node in KVM cluster -----------
+        reclass.merge_context(yaml_context=add_mon_infra_kvm_yml,
+                              short_path="cluster/*/infra/kvm.yml")
+
+        salt_actions.run_state("*", "saltutil.refresh_pillar")
+
+    @pytest.fixture
+    def remove_node_from_reclass(self,
+                                 reclass_actions, salt_actions):
+        LOG.info("Executing pytest SETUP "
+                 "from remove_node_from_reclass fixture")
+        reclass = reclass_actions
+        reclass.delete_key(
+            key="parameters.reclass.storage.node.ceph_mon_node04",
+            short_path="cluster/*/infra/config/init.yml")
+        reclass.delete_key(
+            key="parameters.salt.control.cluster.internal.node.cmn04",
+            short_path="cluster/*/infra/kvm.yml"
+            )
+        reclass.delete_key(
+            key="parameters.linux.network.host.xtra",
+            short_path="cluster/*/ceph/init.yml"
+            )
+
+    def test_add_node_process(self,
+                              drivetrain_actions,
+                              describe_node_in_reclass):
+        dt = drivetrain_actions
+
+        job_name = "ceph-add-node"
+        job_parameters = {
+            'HOST': 'xtra*',
+            'USE_UPMAP': True
+            }
+        job_result, job_description = dt.start_job_on_jenkins(
+            job_name=job_name,
+            job_parameters=job_parameters,
+            verbose=True)
+        assert job_result == 'SUCCESS', job_description
+
+    def test_delete_node_process(self,
+                                 remove_node_from_reclass,
+                                 drivetrain_actions):
+        dt = drivetrain_actions
+
+        job_name = "ceph-remove-node"
+        job_parameters = {
+            'HOST': 'xtra*',
+            'USE_UPMAP': True
+            }
+        job_result, job_description = dt.start_job_on_jenkins(
+            job_name=job_name,
+            job_parameters=job_parameters,
+            verbose=True)
+        assert job_result == 'SUCCESS', job_description
 
 
 class TestCephMgr(object):