Unverified50% confidenceFactExact time
UPnP由微软于1999年主导制定，基于HTTP、SOAP和XML构建，运行在局域网的UDP 1900端口上，通过SSDP实现设备自动发现
1
Sources
50%
Confidence
Long-term
Relevance
7/15/2026
First Seen
Sources
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