Similar to Time_Protocol

Point-to-Point Protocol over Ethernet

WebDAV

Year 10,000 problem

Internet Printing Protocol

CAST-256

Diffie–Hellman key exchange

S/MIME

Secure Hypertext Transfer Protocol

Layer 2 Tunneling Protocol

Simple public-key infrastructure

Multicast Listener Discovery

Common Open Policy Service

RADIUS

H.248

MISTY1

Sieve (mail filtering language)

Multiprotocol Label Switching

6to4

Realm-Specific IP

CAdES (computing)

SHA-1

SFlow

VCDIFF

Generalized Multi-Protocol Label Switching

STUN

Internationalized domain name

Punycode

Evil bit