ADTRAN NxT1 HSSI/V.35 user manual Access this menu item

Chapter 3. Operation

T1 MENUS	Read Security: 5
	Provides information about the four T1 interfaces located on the NxT1
	HSSI Option Module. This menu is only visible when T1 ENABLE is set to
	ENABLED.
	ALARMS
	Read security: 5
	Displays an alarm condition on the ATLAS 550 unit. Press <Enter> to
	access this menu item.

LOS

Indicates a loss of signal detected on port interface.

RED

Indicates inability to frame data received on the port. Alternately referred to as Out of Frame (OOF).

YELLOW

Receiving remote alarm (RAI) on port.

BLUE

Receiving unframed all ones from the port Alarm Indicator Signal (AIS).

DS0 ALARM

Displays per-DS0 alarm status; that is, at least one DS0 channel is in alarm if an asterisk (*) appears. These alarms usually indicate the failure to receive the protocol that has been configured for the DS0.

RX LEVEL

(Receive Level) Indicates the strength of the signal (in dB) received on the port.

PERFORMANCE

Write security: 3; Read security: 5

The performance fields (either current, 15-minute total, or 24-hour total) provide status on key performance measures as specified in ANSI T1.403 and AT&T TR54016 for the T1/PRI port. All fields except CLR are read- only. The monitored parameters include the following:

PRT

Displays the port number

CLR

Clears performance information for the selected port

ES

Errored Second (ES) is a second with one or more error events OR one or more Out Of Frame events OR one or more Controlled Slips

BES

Bursty Errored Second (BES) is a second with more than one, but less than 320 error events

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