AL:

AL:

[1] draft-goland-http-udp-01 - Multicast and Unicast UDP HTTP Messages ( ( 版)) <http://tools.ietf.org/html/draft-goland-http-udp-01#section-11.1>

[2] draft-cai-ssdp-v1-03 - Simple Service Discovery Protocol/1.0 ( ( 版)) <http://tools.ietf.org/html/draft-cai-ssdp-v1-03#page-10>