diff --git a/web/plugins/metrics/cisco_wlc.py b/web/plugins/metrics/cisco_wlc.py
deleted file mode 100644
index be8084bd5c3d4cc4843593ae268b6b78c8d94c48..0000000000000000000000000000000000000000
--- a/web/plugins/metrics/cisco_wlc.py
+++ /dev/null
@@ -1,173 +0,0 @@
-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-#
-# License: GNU General Public License v2
-#
-# Author: thl-cmk[at]outlook[dot]com
-# URL   : https://thl-cmk.hopto.org
-# Date  : 2018-01-06
-#
-#
-# missing a way to include hostname and service description
-#
-
-from cmk.gui.i18n import _
-
-from cmk.gui.plugins.metrics import (
-    metric_info,
-    graph_info,
-    perfometer_info
-
-)
-
-#####################################################################################################################
-#
-# define metrics for perfdata
-#
-#####################################################################################################################
-
-metric_info['cisco_wlc_uptime_seconds'] = {
-    'title': _('AP uptime'),
-    'help': _(''),
-    'unit': 's',
-    'color': '26/a',
-}
-
-metric_info['cisco_wlc_lwap_uptime_seconds'] = {
-    'title': _('LWAP uptime'),
-    'help': _(''),
-    'unit': 's',
-    'color': '41/a',
-}
-
-metric_info['cisco_wlc_active_client_count'] = {
-    'title': _('Active clients'),
-    'help': _(''),
-    'unit': 'count',
-    'color': '11/a',
-}
-
-metric_info['cisco_wlc_associated_clients'] = {
-    'title': _('Associated clients'),
-    'help': _(''),
-    'unit': 'count',
-    'color': '23/a',
-}
-
-metric_info['cisco_wlc_reassoiation_success_count'] = {
-    'title': _('Reassoiation success'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '21/a',
-}
-
-metric_info['cisco_wlc_reassoiation_failure_count'] = {
-    'title': _('Reassoiation failure'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '31/a',
-}
-
-metric_info['cisco_wlc_reassoiation_failure_count_by_rate'] = {
-    'title': _('Reassoiation failure rate'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '41/a',
-}
-
-metric_info['cisco_wlc_echo_request_count'] = {
-    'title': _('Echo request'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '12/a',
-}
-
-metric_info['cisco_wlc_echo_response_loss_count'] = {
-    'title': _('Echo response loss'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '22/a',
-}
-
-metric_info['cisco_wlc_association_fail_count_for_rssi_low'] = {
-    'title': _('Association fail rssi low'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '32/a',
-}
-
-metric_info['cisco_wlc_association_fail_times'] = {
-    'title': _('Association fail times'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '42/a',
-}
-
-metric_info['cisco_wlc_association_count'] = {
-    'title': _('Associations'),
-    'help': _(''),
-    'unit': '1/s',
-    'color': '13/a',
-}
-
-######################################################################################################################
-#
-# how to graph perdata
-#
-######################################################################################################################
-
-graph_info['cisco_wlc.ap_uptime'] = {
-    'title': _('AP/LWAP Uptime'),
-    'metrics': [
-        ('cisco_wlc_lwap_uptime_seconds', '-area'),
-        ('cisco_wlc_uptime_seconds', 'area'),
-    ],
-    'optional_metrics': ['cisco_wlc_lwap_uptime_seconds'],
-}
-
-graph_info['cisco_wlc.active_client'] = {
-    'title': _('Active clients'),
-    'metrics': [
-        ('cisco_wlc_active_client_count', 'area'),
-        ('cisco_wlc_associated_clients', 'line'),
-    ],
-}
-
-graph_info['cisco_wlc.counters'] = {
-    'title': _('Counters'),
-    'metrics': [
-        ('cisco_wlc_reassoiation_success_count', 'line'),
-        ('cisco_wlc_reassoiation_failure_count', 'line'),
-        ('cisco_wlc_association_fail_times', 'line'),
-        ('cisco_wlc_association_fail_count_for_rssi_low', 'line'),
-        ('cisco_wlc_association_count', 'line'),
-    ],
-}
-
-graph_info['cisco_elc_echo'] = {
-    'title': _('Echos'),
-    'metrics': [
-        ('cisco_wlc_echo_request_count', 'area'),
-        ('cisco_wlc_echo_response_loss_count', '-area'),
-    ],
-}
-
-######################################################################################################################
-#
-# define perf-o-meter
-#
-######################################################################################################################
-
-perfometer_info.append(('stacked', [
-    {
-        'type': 'logarithmic',
-        'metric': 'cisco_wlc_uptime_seconds',
-        'half_value': 2592000.0,
-        'exponent': 2,
-    },
-    {
-        'type': 'linear',
-        'segments': ['cisco_wlc_active_client_count'],
-        'total': 200,
-    }
-]))