ASCII → American
Standard Code for Information Interchange
CIF → Common
Intermediate Format
HTTP → HyperText
Transfer Protocol
IETF → Internet
Engineering Task Force
IP → Internet
Protocol
IPSec → Internet
Protocol Security
ITU → International
Telecommunication Union
ITU-T → ITU
Telecommunication Standardization Sector
OSI → Open Systems
Interconnection
PCM → Pulse Code
Modulation
QCIF → Quarter
CIF
RAS → Registration,
Admission and Status
RFC → Request For
Comments
RTCP → RTP Control
Protocol
RTP → Real-time
Transport Protocol
SIMPLE → SIP for
Instant messaging and Presence Leveraging
Extension
SIP → Session
Initiation Protocol
SMTP → Simple Mail
Transfer Protocol
SPAM → Mensagens
Indesejadas
S/MIME → Secure /
Multipurpose Internet Mail Extensions
TCP → Transmission
Control Protocol
TLS → Transport
Layer Security
UAC → User Agent
Client
UAS → User Agent
Server
VoIP → Voz over
IP