View ISDN Primary Rate Interface status

The following ISDN PRI status information is displayed in the Details panel.


Parameter

Description
Requested status Specifies whether an administrator has attempted to activate the ISDN Primary Rate Interface. Values:
  • Active
    The object has been activated.
  • Inactive
    The object has not been activated or has been deactivated.
  • Disabled
    The object has been disabled.
Actual status Specifies the current status of the ISDN Primary Rate Interface. Values:
  • Active
    The object is active.
  • Activating
    Activation is in progress.
  • Deactivating
    Deactivation is in progress.
  • Inactive
    The object is inactive.
  • Disabled
    The object has been disabled.
  • Activation Failed
    The object is inactive because an activation attempt has failed.
  • Failed
    The object was active but has failed.
  • Quiescing
    The object is preparing for normal deactivation. It is operating normally but will not accept any new users.
Alarm state Specifies whether any alarms are currently raised for this object. 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.
Summary child alarm state Summarizes the alarm status for all children of this object. Values:
  • Clear
    No alarms are currently raised.
  • Attention Required
    Attention Required - one or more child objects are not operating normally, and need operator intervention.
  • Attend To Dependent
    Attention Required elsewhere - another object on which one or more child objects depend is not operating normally.
Usage Specifies whether this PRI is used for access or trunk ISDN. Values:
  • Access
    The PRI connects ISDN telephony equipment such as a PBX or RAS Server to the NE.
  • Trunk
    The PRI is a trunk to a remote exchange.
NFAS interface Specifies whether this is an NFAS (Non Facility Associated Signaling) interface. This supports multiple T1 connections with their signaling information sharing the same D-channel, for increased interface capacity. Values:
  • True
    This is an NFAS interface.
  • False
    This is not an NFAS interface.
D-channel backup available Specifies whether this interface supports two D-channels on different DS1s, to provide a backup if the primary channel fails. This parameter is used only if NFAS interface is set to True. Values:
  • True
  • False
Primary D-channel DS1 The ISDN PRI DS1 used for the primary D-channel.
Primary D-channel status The status of the ISDN PRI DS1 used for the primary D-channel. Values:
  • Unknown
  • Inactive (media down)
  • Inactive (signaling failure)
  • Active
Secondary D-channel DS1 The ISDN PRI DS1 used for the secondary D-channel. This parameter is used only if the interface has a secondary DS1.
Secondary D-channel status The status of the ISDN PRI DS1 used for the secondary D-channel. This parameter is used only if the interface has a secondary DS1. Values:
  • Unknown
  • Inactive (media down)
  • Inactive (signaling failure)
  • Active
Overall D-channel status The overall status of the D-channel. This parameter is used only if the interface has a secondary DS1. Values:
  • Unknown
  • Primary channel active
  • Secondary channel active
  • Inactive
B-channel restart state If a restart of all B-channels on this PRI has been requested, this field shows the status of this restart action. Values:
  • None
    No restart has been requested.
  • In progress
  • Restart failed
Supported bearer capabilities This field appears only if Usage for the ISDN PRI is Access. Types of ISDN call supported by this interface. Select one or more of the following values. The default is all values selected.
  • Speech or 3.1kHz audio
  • 64kbps data
  • 64kbps restricted
  • 56kbps data
Bearer capabilities with no primary subscriber This field appears only if Usage for the ISDN PRI is Access. Supported bearer capabilities on this interface for which there is no primary subscriber (that is, values listed in Supported bearer capabilities for which no subscriber line using this interface has ISDN default bearer capabilities set). Possible values:
  • Speech or 3.1kHz audio
  • 64kbps data
  • 64kbps restricted
  • 56kbps data
Number of referencing subscribers This field appears only if Usage for the ISDN PRI is Access. Count of the Individual Lines, Business Group Lines, PBX Lines and Voicemail System Lines that refer to this ISDN Primary Rate Interface.