List existing devices groups
Returns a list of existing device groups
Path:cs-ws/resources/admin/devicegroup Method: GET
Parameters
apikey
Errors:
401 UNAUTHORIZED if key is invalid or not admin key
Example
GET http://localhost/cs-ws/resources/admin/devicegroup?apikey=1234 HTTP/1.1
HTTP/1.1 200 OK <devicegroups> <devicegroup name="DevGroup1"> <device_name>D1</device_name> <device_name>D3</device_name> </devicegroup> </devicegroups>