UPNP Problems after change router from cable to fiber (VLAN)

Hello All,

Since I changed my internet connection from cable to fiber I use my router directly on fiber connection of my provider (VLAN settings)

Since then I get this error from the uPNP Integration:

Logger: homeassistant.components.upnp
Source: components/upnp/device.py:165
Integration: UPnP/IGD ([documentation](https://www.home-assistant.io/integrations/upnp), [issues](https://github.com/home-assistant/home-assistant/issues?q=is%3Aissue+is%3Aopen+label%3A%22integration%3A+upnp%22))
First occurred: 8:46:12 AM (977 occurrences)
Last logged: 7:41:03 PM

* Unexpected error fetching ASUS data: 'utf-8' codec can't decode byte 0x98 in position 266: invalid start byte
* Unexpected error fetching ASUS data: 'utf-8' codec can't decode byte 0x8f in position 268: invalid start byte
Traceback (most recent call last): File "/usr/src/homeassistant/homeassistant/helpers/update_coordinator.py", line 187, in _async_refresh self.data = await self._async_update_data() File "/usr/src/homeassistant/homeassistant/components/upnp/__init__.py", line 209, in _async_update_data update_values = await asyncio.gather( File "/usr/src/homeassistant/homeassistant/components/upnp/device.py", line 165, in async_get_status values = await asyncio.gather( File "/usr/local/lib/python3.9/site-packages/async_upnp_client/profiles/igd.py", line 176, in async_get_external_ip_address result = await action.async_call() File "/usr/local/lib/python3.9/site-packages/async_upnp_client/client.py", line 536, in async_call ) = await self.service.requester.async_http_request("POST", url, headers, body) File "/usr/local/lib/python3.9/site-packages/async_upnp_client/client.py", line 78, in async_http_request ) = await self.async_do_http_request(method, url, headers=headers, body=body) File "/usr/local/lib/python3.9/site-packages/async_upnp_client/aiohttp.py", line 115, in async_do_http_request resp_body = await response.text() File "/usr/local/lib/python3.9/site-packages/aiohttp/client_reqrep.py", line 1081, in text return self._body.decode(encoding, errors=errors) # type: ignore UnicodeDecodeError: 'utf-8' codec can't decode byte 0x98 in position 266: invalid start byte