Define Key Terms
Define the following key terms from this chapter and check your answers in the glossary:
Cisco Unified Communications Manager (Unified CM)
dual-tone multifrequency (DTMF)
E.164
endpoint
Extensible Messaging and Presence Protocol (XMPP)
fully qualified domain name (FQDN)
gatekeeper
H.225.0
H.245
H.320
H.323
H.323 ID
Instant Messaging and Presence (IMP)
Integrated Services Digital Network (ISDN)
International Telecommunications Union (ITU)
interworking
Registration
Admission, and Status (RAS)
Request for Comments (RFC)
Rich Media Session (RMS)
Service record (SRV)
SIP registrar
Transmission Control Protocol (TCP)
Universal Measurement and Calibration Protocol (XCP)
User Datagram Protocol (UDP)
Voice over IP (VoIP)
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