Similar to HTTP_451
ABNF
Augmented Backus–Naur formRC2
RC2KOI8-U
KOI8-U洗濯ばさみ-DHCPによるIPアドレス管理
RFC 2322Hyper Text Coffee Pot Control Protocol
Hyper Text Coffee Pot Control ProtocolReal Time Streaming Protocol
Real-Time Streaming ProtocolVirtual Router Redundancy Protocol
Virtual Router Redundancy ProtocolMailto
MailtoIPcomp
IP Payload Compression ProtocolUniform Resource Identifier
Uniform Resource IdentifierData URI scheme
Data URI schemeVCard
VCardICalendar
ICalendarDiffServ
Differentiated servicesPPPoE
Point-to-Point Protocol over EthernetWebDAV
WebDAV西暦10000年問題
Year 10,000 problemOnline Certificate Status Protocol
Online Certificate Status ProtocolInternet Printing Protocol
Internet Printing ProtocolCAST-256
CAST-256ディフィー・ヘルマン鍵共有
Diffie–Hellman key exchangeS/MIME
S/MIMEPoint to Point Tunneling Protocol
Point-to-Point Tunneling ProtocolSecure HyperText Transfer Protocol
Secure Hypertext Transfer ProtocolLayer 2 Tunneling Protocol
Layer 2 Tunneling Protocol簡易公開鍵基盤
Simple public-key infrastructureMulticast Listener Discovery
Multicast Listener Discoveryポリシーベース・ネットワーク管理
Common Open Policy Service