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Abbreviations and Technical Terms
ROM
Abbreviation of "Read Only Memory."
Memory with read-only access.
Router
Routers set up connections to gateways and have access to multiple sub-
nets and other routers. A router uses the IP address to determine the sub-
net or router to which it should send data. It decides which path is currently
the most cost-effective for data transmission.
Security
The main security requirement for an
messages between the phone and
SIP
Abbreviation of "Session Initiation Protocol."
Default protocol for initializing calls in
SNMP
Abbreviation of "Simple Network Management Protocol."
The protocol is used for communication with servers that perform network
management functions. This includes logging errors that occur at network
components (SNMP-Trap).
SNTP
Abbreviation of "Simple Network Time Protocol."
The protocol is implemented between a network's time servers and termi-
nals for synchronizing the time of the terminals.
Switch
Switching center in a star network, for example HiPath 4000 system.
TCP
Transmission Control Protocol is the central protocol in the Internet apart
from
the form of a data stream.
TLS
Abbreviation of Transport Layer Security. Default protocol for computer au-
thentication with certificates and encryption.
78
IP. It provides a connection-oriented, reliable, full-duplex service in
IP phone is to ensure that the
Gatekeeper cannot be tapped.
IP networks.
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