orderwire multiplex
A multiplex carrier set specifically designed for the purpose of carrying orderwire traffic, as opposed to one designed for carrying mission traffic.
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Description
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ordinary ray
See birefringence.
organizer
See splice organizer.
originating connection
The connection between the termination of a user-network interface and an operator service access point that is used for communication between the user and the operator service. [T1.661-1997]
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 line information (OLI)
Information indicating a toll class of service for the call. [T1.667-1999]
originating line-side access
The ability to dial the appropriate 7- or 10-digit test number from a subscriber line. [T1.207-2000]
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.
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