[1] draft-goland-http-udp-01 - Multicast and Unicast UDP HTTP Messages ( (2014-06-15 19:52:37 +09:00 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 ( (2011-03-21 00:41:36 +09:00 版)) <http://tools.ietf.org/html/draft-cai-ssdp-v1-03#page-10>