IDT Interface

The IDT Interface object is a child of the IDT object. It identifies a single DS1 within the Interface Group corresponding to the IDT.

You need to create an IDT Interface for each DS1 within the Interface Group. You can create and delete IDT Interfaces as required, except for the following restrictions.


Parameter

Access

Description
Interface number Create Identifies this Interface among all IDT Interfaces belonging to the parent IDT. This index is also the number used to identify the associated DS1 to the DLC, and must therefore match the interface number assigned to the DS1 at the DLC.
Associated DS1 Change inactive The DS1 Port associated with this IDT Interface. Select from the displayed list of Physical DS1 Ports and DS1 Over DS3 Ports that include GR-303 as a supported termination type.
In use for EOC control channel Read only Indicates whether timeslot 12 on this IDT Interface is used to carry the Active or Standby EOC Channel for the parent IDT. If the parent IDT is inactive, this field will be set to No. If the field is set to Yes, the capacity of this IDT Interface for GR303 calls is reduced by one. Values:
  • Yes
  • No
In use for TMC control channel Read only Indicates whether timeslot 24 on this IDT Interface is used to carry the Active or Standby TMC Channel for the parent IDT. If the parent IDT is inactive, this field will be set to No. If the field is set to Yes, the capacity of this IDT Interface for GR303 calls is reduced by one. Values:
  • Yes
  • No
Number of calls Read only Count of GR303 subscribers currently connected to the switch through this interface. Subscribers are connected as soon as they go off hook.
Alarm state Read only Specifies whether any alarms are currently raised for this subscriber. Values:
  • Clear
    No alarms are currently raised.
  • Attention Required
    Attention Required - the object is not operating normally, and needs operator intervention.
  • Attend To Dependent
    Attention Required elsewhere - another object on which this object depends is not operating normally.
Alarm log correlator - Attend To Dependent Read only Identifier of the log message for the event that caused the last Attend To Dependent alarm state for this object. This field is reset when Attend To Dependent alarm events is reset to zero.
Attend To Dependent alarm events Read only / Reset Number of times (since the alarm count was reset) that this object's alarm state has gone to Attend To Dependent.
Alarm state changed timestamp Read only The time at which the Alarm state last changed.
Alarm events reset timestamp Read only The time at which the Attention Required alarm events was last reset to zero.