The DS1 Over DS3 Port object defines an individual DS1 channel that provides a T1 or E1 connection over a DS3 port.
Each DS1 Over DS3 Port object is a child of a DS3 Port object.
In the EMS System Explorer, the name shown for each DS1 Over DS3 Port indicates
For example, 'DS1 Over DS3 Port (Shelf A, Slot 2, Port 3, Chan 13)'.
To start using DS1 over DS3 ports, you need to do the following:
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Parameter |
Access |
Description |
DS1 type | Read only | Specifies the type of DS1 link. Values:
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Channel number | Read only | Primary rate channel number of this DS1 channel within the DS3 port. |
Line framing | Change Inactive | Specifies the framing used on this DS1 port. This setting must match the framing on the incoming line. Values:
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Line status | Read only | Specifies the line status of the DS1 interface. One or more of the following values may be set:
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Clock reference | Change Inactive | Specifies whether the clocking on this DS1 link is used as a general clock reference. This option applies only if the Line clocking field on the DS3 link is set to Loop; if it is set to Local, this option must be set to No. Values:
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Supported terminations | Read only | Specifies which termination protocols this port supports. Values:
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Run in Bit Error Rate Testing mode | Change Inactive | Specifies whether Bit Error Rate Testing should be active on this port (the DS1 loops back all received data, and is not available for external communications). Values:
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Deactivation mode | Change | Specifies how child objects should be deactivated when deactivating this object. Values:
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Alarm state | Read only | Specifies whether any alarms are currently raised for this object. Values:
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Alarm log correlator | Read only | Identifier of the log message for the event that caused the last Attention Required alarm state for this object. This field is reset when the Attention Required alarm events field is reset to zero. |
Attention Required alarm events | Read only / Reset | Number of times (since the alarm count was reset) that this object's alarm state has gone to Attention Required. |
Alarm state changed timestamp | Read only | The time (UTC) at which the Alarm state last changed. |
Alarm events reset timestamp | Read only | The time (UTC) at which the Attention Required alarm events was last reset to zero. |
Diagnostics - log level | Change | Specifies the level of logs recorded for this object. Logs with a priority equal to or greater than the priority specified are recorded. Set to Default level to use the system-wide default level. Values:
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Diagnostics - API trace enabled | Change | Specifies whether API tracing is enabled for this object. If set to True, the Diagnostics - trace tag must be specified. Values:
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Diagnostics - trace tag | Change | The diagnostics tag inserted into API tracing and PD logging for this object. This tag may include any ASCII characters other than whitespace. |
Requested status | Read only | Specifies whether an administrator has attempted to activate the port. Values:
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Actual status | Read only | Specifies the current status of the port. Values:
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