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:
|
Actual status | Specifies the current status of the ISDN Primary Rate Interface. Values:
|
Alarm state | Specifies whether any alarms are currently raised for this object. Values:
|
Summary child alarm state | Summarizes the alarm status for all children of this object. Values:
|
Usage | Specifies whether this PRI is used for access or trunk ISDN. Values:
|
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:
|
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:
|
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:
|
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:
|
Overall D-channel status | The overall status of the D-channel. This parameter is used only if the interface has a secondary DS1. Values:
|
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:
|
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.
|
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:
|
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. |