Toshiba Strata DK14 General Description Manual page 134

Glossary
ROM ~ U Interface
Term
ROM
[SDN]
SF
SLT
SMDI
SMDR
SMIS
S/T Interface
TAPI
TA
TE
TSPI
U Interface
120
Read Only Memory—Refers to the type of system memory that holds static software that
comprises the mechanics of the features' functions. ROM is only revised by Toshiba software
engineers.
Secondary Directory Number.
Super Frame.
Single-line Telephone.
Simplified Message Desk Interface—RS-232 link from PIOU, PIOUS, RSSU, RSIS, or RSIU
modular jack connected to a voice mail machine to provide Strata DK voice mail integration.
Station Message Detail Reporting.
Software Management Information System (SMIS).
Reference interface points ("S" or "T") of an ISDN network. S/T interfaces are
RJ-45, 8-wire connection interfaces for ISDN equipment. An NT-1 is needed to network U-
type BRI lines to S/T type interfaces.
Telephone Application Programming Interface.
Terminal Adapter or ISDN modem that converts PC and other types of protocol into a signal
that works with ISDN. Generally, TAs support RJ-11 voice ports and RS-232C or V.35 or
V.449 data interfaces.
Terminal Equipment. This refers to devices using ISDN service (telephones, faxes,
computers, etc.). TE1 supports ISDN formats with S/T or U-type interfaces.
Telephony Service Provider Interface.
A single twisted pair of copper wire on an RJ-11 jack. The wiring is identical to POTS, with
different signaling. Only one U-interface device can be attached per line.
Definition
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