PDH object classes in OTM

Classes in the Optical Transport Manager object model lists the classes in the OTM object model that are visible in the
Global Console
when it connects to an instance of the OTM. Many of the terms used are derived from the TMF 814 object model.
Classes in the OTM object model
Category
Class
Description
Physical Equipment
OpticalNetworkElement
Device supporting low-order SONET/SDH
Card
Equipment and Card are interchangeable terms. These are physical subsystems that plug into Optical Network Elements and support one or more PTPs.
Equipment
Port
PTP
Low-order Physical Termination Point
Physical Connections
DropSideTopologicalLink
A physical connection, such as a fiber link, that connects a device managed by the OTM to another device that is not managed by the OTM.
Logical Connections
CTP
Connection Termination Point. End point of a logical connection.
HighOrder_Trail
A logical connection across a network that may cross several subnetworks.
LowOrder_Circuit
An end-to-end connection across a network that may cross several subnetworks and includes CTPs. This entity is used to represent client services.