diff --git a/pytest_tests/testsuites/failovers/test_failover_network.py b/pytest_tests/testsuites/failovers/test_failover_network.py
index 784663f..4f8abcf 100644
--- a/pytest_tests/testsuites/failovers/test_failover_network.py
+++ b/pytest_tests/testsuites/failovers/test_failover_network.py
@@ -6,7 +6,7 @@ import allure
 import pytest
 
 from common import (STORAGE_NODE_SSH_PRIVATE_KEY_PATH, STORAGE_NODE_SSH_USER,
-                    STORAGE_NODE_SSH_PASSWORD, NEOFS_NETMAP_DICT)
+                    STORAGE_NODE_SSH_PASSWORD)
 from failover_utils import wait_all_storage_node_returned, wait_object_replication_on_nodes
 from iptables_helper import IpTablesHelper
 from python_keywords.container import create_container
@@ -22,25 +22,6 @@ PORTS_TO_BLOCK = [STORAGE_NODE_COMMUNICATION_PORT, STORAGE_NODE_COMMUNICATION_PO
 blocked_hosts = []
 
 
-@pytest.fixture(autouse=True)
-@allure.step('Install iptables if needed')
-def install_iptables_if_needed():
-    check_command = 'sudo iptables --version'
-    install_command = 'sudo apt-get --yes install iptables'
-    for node_config in NEOFS_NETMAP_DICT.values():
-        host = node_config.get('rpc').split(':')[0]
-        client = HostClient(ip=host, login=STORAGE_NODE_SSH_USER,
-                            password=STORAGE_NODE_SSH_PASSWORD,
-                            private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH)
-        with client.create_ssh_connection():
-            try:
-                client.exec(check_command)
-            except AssertionError as err:
-                logger.info(f'Command {check_command} fails with error {err}')
-                client.exec(install_command)
-                client.exec(check_command)
-
-
 @pytest.fixture(autouse=True)
 @allure.step('Restore network')
 def restore_network():
diff --git a/robot/resources/lib/python_keywords/cli_helpers.py b/robot/resources/lib/python_keywords/cli_helpers.py
index f44d9af..919e251 100644
--- a/robot/resources/lib/python_keywords/cli_helpers.py
+++ b/robot/resources/lib/python_keywords/cli_helpers.py
@@ -100,26 +100,24 @@ def _configure_aws_cli(cmd: str, key_id: str, access_key: str, out_format: str =
 
 def _attach_allure_log(cmd: str, output: str, return_code: int, start_time: datetime,
                        end_time: datetime) -> None:
-    if 'robot' not in sys.modules:
-        command_attachment = (
-            f"COMMAND: '{cmd}'\n"
-            f'OUTPUT:\n {output}\n'
-            f'RC: {return_code}\n'
-            f'Start / End / Elapsed\t {start_time.time()} / {end_time.time()} / {end_time - start_time}'
-        )
-        with allure.step(f'COMMAND: {shorten(cmd, width=60, placeholder="...")}'):
-            allure.attach(command_attachment, 'Command execution', allure.attachment_type.TEXT)
+    command_attachment = (
+        f"COMMAND: '{cmd}'\n"
+        f'OUTPUT:\n {output}\n'
+        f'RC: {return_code}\n'
+        f'Start / End / Elapsed\t {start_time.time()} / {end_time.time()} / {end_time - start_time}'
+    )
+    with allure.step(f'COMMAND: {shorten(cmd, width=60, placeholder="...")}'):
+        allure.attach(command_attachment, 'Command execution', allure.attachment_type.TEXT)
 
 
 def log_command_execution(cmd: str, output: Union[str, dict]) -> None:
     logger.info(f'{cmd}: {output}')
-    if 'robot' not in sys.modules:
-        with suppress(Exception):
-            json_output = json.dumps(output, indent=4, sort_keys=True)
-            output = json_output
-        command_attachment = (
-            f"COMMAND: '{cmd}'\n"
-            f'OUTPUT:\n {output}\n'
-        )
-        with allure.step(f'COMMAND: {shorten(cmd, width=60, placeholder="...")}'):
-            allure.attach(command_attachment, 'Command execution', allure.attachment_type.TEXT)
+    with suppress(Exception):
+        json_output = json.dumps(output, indent=4, sort_keys=True)
+        output = json_output
+    command_attachment = (
+        f"COMMAND: '{cmd}'\n"
+        f'OUTPUT:\n {output}\n'
+    )
+    with allure.step(f'COMMAND: {shorten(cmd, width=60, placeholder="...")}'):
+        allure.attach(command_attachment, 'Command execution', allure.attachment_type.TEXT)
diff --git a/robot/resources/lib/python_keywords/epoch.py b/robot/resources/lib/python_keywords/epoch.py
index 26f3522..3c948d0 100644
--- a/robot/resources/lib/python_keywords/epoch.py
+++ b/robot/resources/lib/python_keywords/epoch.py
@@ -1,6 +1,4 @@
 #!/usr/bin/python3.9
-import sys
-
 import allure
 from robot.api import logger
 from robot.api.deco import keyword
@@ -40,12 +38,11 @@ def tick_epoch():
             err = str(exc)
             raise RuntimeError("Failed to tick epoch") from exc
         finally:
-            if 'allure' in sys.modules:
-                allure.attach((
-                    f'COMMAND: {cmd}\n'
-                    f'OUTPUT:\n {out}\n'
-                    f'ERROR: {err}\n'
-                ), 'Tick Epoch', allure.attachment_type.TEXT)
+            allure.attach((
+                f'COMMAND: {cmd}\n'
+                f'OUTPUT:\n {out}\n'
+                f'ERROR: {err}\n'
+            ), 'Tick Epoch', allure.attachment_type.TEXT)
         return
 
     # Otherwise we tick epoch using transaction
diff --git a/robot/resources/lib/python_keywords/http_gate.py b/robot/resources/lib/python_keywords/http_gate.py
index ded0470..2f70ff1 100644
--- a/robot/resources/lib/python_keywords/http_gate.py
+++ b/robot/resources/lib/python_keywords/http_gate.py
@@ -173,10 +173,9 @@ def get_via_http_curl(cid: str, oid: str) -> str:
 
 
 def _attach_allure_step(request: str, status_code: int, req_type='GET'):
-    if 'allure' in sys.modules:
-        command_attachment = (
-            f"REQUEST: '{request}'\n"
-            f'RESPONSE:\n {status_code}\n'
-        )
-        with allure.step(f'{req_type} Request'):
-            allure.attach(command_attachment, f'{req_type} Request', allure.attachment_type.TEXT)
+    command_attachment = (
+        f"REQUEST: '{request}'\n"
+        f'RESPONSE:\n {status_code}\n'
+    )
+    with allure.step(f'{req_type} Request'):
+        allure.attach(command_attachment, f'{req_type} Request', allure.attachment_type.TEXT)