The OptiX OSN3500 SSN1SLQ1A implements the reception and transmission of STM-1 optical signals, completes the photoelectric conversion of STM-1 signals, the extraction and insertion processing of overhead bytes, and reports alarms generated on the line.
The specific functions and characteristics of the SLQ1 single board are shown in Table 1.
Table 1 Functions and features of SLQ1 single board
Functions and features Description
Basic functions Receive and transmit 4-channel STM-1 optical signals.
Optical interface specifications Supports the standard optical interfaces of I-1, S-1.1, L-1.1, L-1.2, and Ve-1.2, of which the characteristics of the I-1, S-1.1, L-1.1, and L-1.2 optical interfaces conform to the ITU-T G.957 recommendations. the optical interface of Ve-1.2 is a Huawei customized standard.
Optical Module Specifications Supports optical module information detection and query.
The optical interface provides laser on and off settings and laser automatic shutdown.
Supports the use and monitoring of SFP pluggable optical modules to facilitate the maintenance of optical modules.
Service processing Supports VC-12/VC-3/VC-4 services.
Overhead processing Supports the processing of segment overhead of STM-1 signals.
Supports the processing of channel overhead (transparent transmission and termination).
Supports setting and querying of J0/J1/C2 bytes.
Supports 1 to 4-way ECC communication.
Alarms and Performance Provides rich alarms and performance events for easy management and maintenance of the equipment.
Protection Mode Supports two-fiber unidirectional multiplexing segment ring protection, four-fiber multiplexing segment ring protection, linear multiplexing segment protection, SNCP (Sub-Network Connection Protection) protection, SNCTP (Sub-Network Connection Tunnel Protection) and SNCMP (Sub-Network Connection Multi-protection) protection. Network Connection Multi-protection) protection methods.
Maintenance Features Supports inner loopback and outer loopback functions at the optical port level.
Supports soft reset and hard reset, soft reset does not affect the service.
Supports the query function of single-board manufacturing information.
Supports online loading of FPGA.
Supports smooth upgrading of single-board software.

Huawei OSN3500 OSN2500 SSN1SLQ1A(Ie-1,LC,MM) 4xSTM-1 Optical Interface Board(Ie-1,LC,Multimode)
Huawei OSN3500 OSN2500 SSN1SLQ1A(I-1,LC) 4xSTM-1 Optical Interface Board(I-1,LC)
Huawei OSN3500 OSN2500 SSN1SLQ1A(I-1,LC) 4xSTM-1 Optical Interface Board(I-1,LC) Huawei OSN3500 OSN2500 SSN1SLQ1A(I-1,LC) 4xSTM-1 Optical Interface Board(I-1,LC) OSN3500 OSN2500 SSN1SLQ1A(S-1.1,LC) 4xSTM-1 Optical Interface Board(S-1.1,LC)
Spot supply Huawei OSN3500 OSN2500 SSN1SLQ1A(L-1.1,LC) 4xSTM-1 Optical Interface Board(L-1.1,LC)
Spot supply Huawei OSN3500 OSN2500 SSN1SLQ1A(L-1.2,LC) 4xSTM-1 Optical Interface Board(L-1.2,LC)

Huawei SDH Transmission Equipment OSN3500
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Huawei OSN1500 Huawei OSN2500
Huawei Metro5000 Huawei Metro3000

SLQ1 realizes the reception and transmission of STM-1 optical signals, completes the photoelectric conversion of STM-1 signals, the extraction and insertion processing of overhead bytes, and reports the alarms generated on the line.

The specific functions and features of the SLQ1 single board are shown in Table 1.