beautypg.com

Alarm analysis – EXFO IQS-8100 Series Transport Blazer for IQS-600 User Manual

Page 165

background image

Port Tabs

SONET/SDH Application

151

Port RX (Optical Interfaces)

Alarm Analysis

³

LOS (Loss Of Signal) indicates that there is no input signal or an
all-zeros pattern on the incoming SONET/SDH signal persists for more
than 100 μs.

³

Frequency alarm indicates that the received signal rate meets the
standard rate specifications (green) or not (red).

³

RX Tuning alarm indicates that the wavelength of the DPSK
transponder is being adjusted. Only available with the IQS-8140-DPSK
model.

Interface

Standard Rate Specification

OC-3/STM-1

155520000 ±3826 bps (±24.6 ppm)

OC-12/STM-4

622080000 ±15304 bps (±24.6 ppm)

OC-48/STM-16

2488320000 ±61213 bps (±24.6 ppm)

OTU1

2666057143 ±65585 bps (±24.6 ppm)

OC-192/STM-64

9953280000 ± 244851 bps (±24.6 ppm)

OTU2

10709225316 ± 263446 bps (±24.6 ppm)

OTU1e

11049107143 ± 1155737 bps (±104.6 ppm)

OTU2e

11095727848 ± 1160613 bps (±104.6 ppm)

OTU1f

11270089286 ± 1178851 bps (±104.6 ppm)

OTU2f

11317642405 ± 1183825 bps (±104.6 ppm)

OC-768/STM-256

39813120000 ± 979402 bps (±24.6 ppm)

OTU3

43018413559 ± 1058253 bps (±24.6 ppm)