+ Prometheus + Grafana
WLC VM Download: https://software.cisco.com/download/home/286322605/type/282046477/release/Dublin-17.12.3
Manual: https://www.cisco.com/c/en/us/td/docs/wireless/controller/9800/17-1/config-guide/b_wl_17_11_cg.html
Cisco Streaming Monitoring
CISCO-LWAPP-AP-MIB
https://github.com/robcowart/elastiflow/tree/v4.0.1
https://hub.docker.com/r/robcowart/elastiflow-logstash/tags