Glossary:

ATIS Telecom Glossary

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originating endpoint

In a wideband packet node, the point that receives channelized traffic, packetizes it, and sends it into the wideband packet network. [T1.509-1995]

originating point code (OPC)

A part of the routing label in a signaling message that uniquely identifies the originating point of that signaling message in a signaling network. [T1.226-1992]

originating trunk-side access

The ability to dial the appropriate test line number with trunk access using the appropriate test equipment. [T1.207-2000]

originating user

The user that initiates a particular information transfer transaction.
Note: The originating user may be either the source user or the destination user.

origination network

The signaling network that initiates a non-circuit-related message containing intermediate signaling network indication (ISNI) information; this network may send subsequent messages based on the received ISNI information. [T1.118-1992]

originator

See access originator, disengagement originator.

ORT

Operational Readiness Testing

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