diff --git a/tcp_tests/fixtures/k8s_fixtures.py b/tcp_tests/fixtures/k8s_fixtures.py
index e581b86..50c69ee 100644
--- a/tcp_tests/fixtures/k8s_fixtures.py
+++ b/tcp_tests/fixtures/k8s_fixtures.py
@@ -77,16 +77,16 @@
         interfaces_pillar = k8s_actions._salt.get_pillar(
             tgt=tgt, pillar='linux:network:interface')[0]
 
-        for node_name, interfaces in interfaces_pillar.items():
+        for minion_id, interfaces in interfaces_pillar.items():
             for iface_name, iface in interfaces.items():
                 iface_name = iface.get('name', iface_name)
                 default_proto = 'static' if 'address' in iface else 'dhcp'
                 if iface.get('proto', default_proto) != 'dhcp':
                     LOG.warning('Trying to kill dhclient for iface {0} '
-                                'on node {1}'.format(iface_name, node_name))
+                                'on node {1}'.format(iface_name, minion_id))
                     underlay.check_call(
                         cmd='pkill -f "dhclient.*{}"'.format(iface_name),
-                        node_name=node_name, raise_on_err=False)
+                        node_name=minion_id, raise_on_err=False)
 
         LOG.warning('Restarting keepalived service on controllers...')
         k8s_actions._salt.local(tgt='ctl*', fun='cmd.run',
diff --git a/tcp_tests/fixtures/salt_fixtures.py b/tcp_tests/fixtures/salt_fixtures.py
index 7f4ce60..226ab22 100644
--- a/tcp_tests/fixtures/salt_fixtures.py
+++ b/tcp_tests/fixtures/salt_fixtures.py
@@ -71,13 +71,7 @@
         LOG.info("############ Executing command ####### {0}".format(commands))
         salt_actions.install(commands)
 
-        salt_nodes = salt_actions.get_ssh_data()
-        config.underlay.ssh = config.underlay.ssh + \
-            [node for node in salt_nodes
-             if not any(node['node_name'] == n['node_name']
-                        for n in config.underlay.ssh)]
-        underlay.config_ssh = []
-        underlay.add_config_ssh(config.underlay.ssh)
+        salt_actions.update_ssh_data_from_minions()
 
         hardware.create_snapshot(ext.SNAPSHOT.salt_deployed)
         salt_actions.sync_time()
diff --git a/tcp_tests/managers/envmanager_devops.py b/tcp_tests/managers/envmanager_devops.py
index f776221..17ad452 100644
--- a/tcp_tests/managers/envmanager_devops.py
+++ b/tcp_tests/managers/envmanager_devops.py
@@ -129,6 +129,7 @@
         for d_node in self.__env.get_nodes(role__in=roles):
             ssh_data = {
                 'node_name': d_node.name,
+                'minion_id': d_node.name,
                 'roles': [d_node.role],
                 'address_pool': self._get_network_pool(
                     ext.NETWORK_TYPE.admin).address_pool.name,
diff --git a/tcp_tests/managers/saltmanager.py b/tcp_tests/managers/saltmanager.py
index 6fad0e4..a468b02 100644
--- a/tcp_tests/managers/saltmanager.py
+++ b/tcp_tests/managers/saltmanager.py
@@ -188,13 +188,14 @@
         if len(hosts) == 0:
             raise LookupError("Hosts is empty or absent")
 
-        def host(node_name, ip):
+        def host(minion_id, ip):
             return {
                 'roles': ['salt_minion'],
                 'keys': [
                     k['private'] for k in self.__config.underlay.ssh_keys
                 ],
-                'node_name': node_name,
+                'node_name': minion_id,
+                'minion_id': minion_id,
                 'host': ip,
                 'address_pool': pool_name,
                 'login': settings.SSH_NODE_CREDENTIALS['login'],
@@ -216,6 +217,25 @@
                        host_list={k: v['ipv4'] for k, v in hosts.items()}))
             raise StopIteration(msg)
 
+    def update_ssh_data_from_minions(self):
+        """Combine existing underlay.ssh with VCP salt minions"""
+        salt_nodes = self.get_ssh_data()
+
+        for salt_node in salt_nodes:
+            nodes = [n for n in self.__config.underlay.ssh
+                     if salt_node['host'] == n['host']
+                     and salt_node['address_pool'] == n['address_pool']]
+            if nodes:
+                # Assume that there can be only one node with such IP address
+                # Just update minion_id for this node
+                nodes[0]['minion_id'] = salt_node['minion_id']
+            else:
+                # New node, add to config.underlay.ssh
+                self.__config.underlay.ssh.append(salt_node)
+
+        self.__underlay.config_ssh = []
+        self.__underlay.add_config_ssh(self.__config.underlay.ssh)
+
     def service_status(self, tgt, service):
         result = self.local(tgt=tgt, fun='service.status', args=service)
         return result['return']
diff --git a/tcp_tests/managers/underlay_ssh_manager.py b/tcp_tests/managers/underlay_ssh_manager.py
index 0bfb463..66f686b 100644
--- a/tcp_tests/managers/underlay_ssh_manager.py
+++ b/tcp_tests/managers/underlay_ssh_manager.py
@@ -39,6 +39,7 @@
           [
             {
               node_name: node1,
+              minion_id: node1.local,
               address_pool: 'public-pool01',
               host: ,
               port: ,
@@ -50,6 +51,7 @@
             },
             {
               node_name: node1,
+              minion_id: node1.local,
               address_pool: 'private-pool01',
               host:
               port:
@@ -61,6 +63,7 @@
             },
             {
               node_name: node2,
+              minion_id: node2.local,
               address_pool: 'public-pool01',
               keys_source_host: node1
               ...
@@ -96,6 +99,7 @@
             ssh_data = {
                 # Required keys:
                 'node_name': ssh['node_name'],
+                'minion_id': ssh['minion_id'],
                 'host': ssh['host'],
                 'login': ssh['login'],
                 'password': ssh['password'],
@@ -122,6 +126,7 @@
             ssh_data = {
                 # Required keys:
                 'node_name': ssh['node_name'],
+                'minion_id': ssh['minion_id'],
                 'host': ssh['host'],
                 'login': ssh['login'],
                 'password': ssh['password'],
@@ -143,7 +148,7 @@
         return keys
 
     def __ssh_data(self, node_name=None, host=None, address_pool=None,
-                   node_role=None):
+                   node_role=None, minion_id=None):
 
         ssh_data = None
 
@@ -171,6 +176,16 @@
                             break
                     else:
                         ssh_data = ssh
+        elif minion_id is not None:
+            for ssh in self.config_ssh:
+                if minion_id == ssh['minion_id']:
+                    if address_pool is not None:
+                        if address_pool == ssh['address_pool']:
+                            ssh_data = ssh
+                            break
+                    else:
+                        ssh_data = ssh
+
         if ssh_data is None:
             LOG.debug("config_ssh - {}".format(self.config_ssh))
             raise Exception('Auth data for node was not found using '
@@ -187,6 +202,15 @@
                 names.append(ssh['node_name'])
         return names
 
+    def minion_ids(self):
+        """Get list of minion ids registered in config.underlay.ssh"""
+
+        ids = []  # List is used to keep the original order of ids
+        for ssh in self.config_ssh:
+            if ssh['minion_id'] not in ids:
+                ids.append(ssh['minion_id'])
+        return ids
+
     def host_by_node_name(self, node_name, address_pool=None):
         ssh_data = self.__ssh_data(node_name=node_name,
                                    address_pool=address_pool)
@@ -197,6 +221,11 @@
                                    address_pool=address_pool)
         return ssh_data['host']
 
+    def host_by_minion_id(self, minion_id, address_pool=None):
+        ssh_data = self.__ssh_data(minion_id=minion_id,
+                                   address_pool=address_pool)
+        return ssh_data['host']
+
     def remote(self, node_name=None, host=None, address_pool=None,
                username=None):
         """Get SSHClient by a node name or hostname.
diff --git a/tcp_tests/settings_oslo.py b/tcp_tests/settings_oslo.py
index b3a3013..0a447d6 100644
--- a/tcp_tests/settings_oslo.py
+++ b/tcp_tests/settings_oslo.py
@@ -96,6 +96,7 @@
     ct.Cfg('ssh', ct.JSONList(),
            help="""SSH Settings for Underlay: [{
                   'node_name': node1,
+                  'minion_id': node1.local,
                   'roles': ['salt-master', 'salt-minion', ],
                   'host': hostname,
                   'login': login,
diff --git a/tcp_tests/tests/system/test_offline.py b/tcp_tests/tests/system/test_offline.py
index 05a8deb..6c083cb 100644
--- a/tcp_tests/tests/system/test_offline.py
+++ b/tcp_tests/tests/system/test_offline.py
@@ -430,13 +430,7 @@
             cmd='salt "*" ssh.set_auth_key ubuntu '
                 '"$(ssh-keygen -y -f ~/.ssh/id_rsa | cut -d " " -f 2)"')
 
-        salt_nodes = salt_deployed.get_ssh_data()
-        nodes_list = \
-            [node for node in salt_nodes
-             if not any(node['node_name'] == n['node_name']
-                        for n in config.underlay.ssh)]
-        config.underlay.ssh = config.underlay.ssh + nodes_list
-        underlay.add_config_ssh(nodes_list)
+        salt_deployed.update_ssh_data_from_minions()
 
         time.sleep(120)  # debug sleep
         cmd = "salt '*' test.ping"