TAPI |
Telephone Application Programming Interface. A call-processing software that allows developers to implement telephony applications that control switches from different vendors. |
TCP/IP |
Transfer Control Protocol/Internet Protocol. A full set of protocols used on the Internet. |
TDM |
Time Division Multiplexing. |
telecommunications |
any transmission, emission, or reception of signals, writing, images, or other information by wire, radio, or any other electromagnetic system. |
Tip and Ring |
the traditional telephony indication of plus and minus in electrical circuits. (See Ground start and Loop start.) |
toll call |
a call to a point outside of the local service calling area. Identified by greater distance and increased rates or by 1 plus dialing requirements. |
toll restriction |
a feature that allows the user to restrict certain station users from placing toll calls, or other non-business related locations. |
traffic |
a measure of the demand or use of facilities, circuits, or trunks. Measured by converting seconds and minutes into CCSs (Centum Call Seconds) and Erlangs (hours of use per hour). |
transfer |
this feature redirects a call to another extension, the AltiGen Voice Mail System, or operator. |
Triton |
an ISA standard computer telephony board of AltiGen’s AltiServ product line. It is an all-in-one platform designed with open software standards to facilitate use of enhanced applications. |
trunk access code |
the prefix digit (i.e. 9) dialed to access a trunk line and dial an external phone number. |
trunk group |
trunks of a common type, given an identity to distinguish between different types of connecting facilities. |
trunk |
one of the cables that contain numerous shared telephone circuits used to interconnect telephone switching centers. |
