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Multiplex section rx (sdh), Alarm analysis – EXFO IQS-8100 Series Transport Blazer for IQS-600 User Manual

Page 334

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SDH Tabs

320

IQS-8100 Series Transport Blazer

Multiplex Section RX (SDH)

Multiplex Section RX (SDH)

Press TEST, RS-MS, and MS RX (under RS-MS RX).

Alarm Analysis

³

MS-AIS (Multiplex Section - Alarm Indication Signal): The MS-AIS alarm
is declared when bits 6, 7 and 8 of the K2 byte contain the “111” pattern
in three consecutive frames.

³

MS-RDI (Multiplex Section - Remote Defect Indication): The MS-RDI
alarm is declared when bits 6, 7, and 8 of the K2 byte contain the “110”
pattern in five consecutive frames.

Note: Refer to Alarm/Error Measurements on page 47 for H/C LEDs, and Seconds

information.