No I was trying to use the group ID that I’d already used for my Washing Machine, I don’t recognise it at all. It was definitely brand new, or if it was returned they’d done an extremely good job of repacking it 
Yes when I do the network reset it disconnects from the wifi.
Neither of those endpoints seem to exist
miele-rest:~/MieleRESTServer/helpers# curl -v 172.29.18.126:80/Devices/
* Trying 172.29.18.126:80...
* Connected to 172.29.18.126 (172.29.18.126) port 80
* using HTTP/1.x
> GET /Devices/ HTTP/1.1
> Host: 172.29.18.126
> User-Agent: curl/8.14.1
> Accept: */*
>
* Request completely sent off
< HTTP/1.1 404 Not Found
< Date: Thu, 15 Jan 1970 23:04:00 GMT
< Content-Length:0
< Content-Type: application/vnd.miele.v1+json; charset=utf-8
<
* Connection #0 to host 172.29.18.126 left intact
miele-rest:~/MieleRESTServer/helpers# curl -v 172.29.18.126:80/Devices/001D63FFFEC7FE50/State
* Trying 172.29.18.126:80...
* Connected to 172.29.18.126 (172.29.18.126) port 80
* using HTTP/1.x
> GET /Devices/001D63FFFEC7FE50/State HTTP/1.1
> Host: 172.29.18.126
> User-Agent: curl/8.14.1
> Accept: */*
>
* Request completely sent off
< HTTP/1.1 404 Not Found
< Date: Thu, 15 Jan 1970 23:04:08 GMT
< Content-Length:0
< Content-Type: application/vnd.miele.v1+json; charset=utf-8
<
* Connection #0 to host 172.29.18.126 left intact
