Tmall Genie
来自Jack's Lab
Discover process
Send UDP to: 239.255.255.250:1900
Tmall-Genie send UDP packet when 'discover devices':
M-SEARCH * HTTP/1.1 HOST: 239.255.255.250:1900 ST: ssdp:all MAN: "ssdp:discover" MX: 3
M-SEARCH * HTTP/1.1 HOST: 239.255.255.250:1900 MAN: "ssdp:discover" MX: 10 ST: urn:aligenie:iotdevice:service
