| Basic Functions |
Supports dual optical ports, which can receive and transmit 2-channel STM-64 optical signals, process 2-channel STM-64 standard services or cascade services, and adopts XFP package. |
| Optical Interface Specifications |
Supports I-64.1, S-64.2b optical interfaces, optical interface characteristics comply with ITU-T G.691 recommendations.
N4SLD64 supports P1L1-2D2 standard optical interfaces. the P1L1-2D2 optical interface characteristics comply with ITU-T G.959 recommendations.
N4SLD64 supports CWDM and DWDM color optical interfaces, and the optical interface adopts LC connector. the CWDM optical interface supports 70km transmission distance, and the DWDM optical interface supports 80km transmission distance.
N4SLD64 supports single fiber bi-directional optical module.
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| Optical Module Specifications |
- Support optical module manufacturing information query, optical module performance report.
- Support laser default shutdown, laser switch setting and query.
- Supports the use and monitoring of XFP pluggable optical modules, which facilitates the maintenance and upgrading of optical modules.
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| Business Processing |
Support VC-12/VC-3/VC-4 services and VC-4-4c, VC-4-8c, VC-4-16c, VC-4-64c cascade services. |
| Overhead processing |
- Supports segment overhead processing for STM-64 signals.
- Supports processing of channel overhead (transparent transmission and termination).
- Supports setting and querying of J0/J1/C2 bytes.
- Supports 2-way ECC communication.
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| Alarm and Performance |
Provides rich alarm and performance events for easy device management and maintenance. |
| REG Specifications |
Not supported |
| Protection Mode |
- Supports two-fiber multiplexing segment ring protection.
- Supports quad-fiber multiplexed segment ring protection.
- Supports linear multiplexing segment protection.
- Supports SNCP protection.
- Supports SNCMP protection.
- Support SNCTP protection.
- Supports shared fiber virtual path protection.
- Supports shared optical path protection for multiplexed segments. Provides 4 sets of Kbyte processing capacity, single optical port provides 2 sets of Kbyte processing capacity, 1 SLD64 board supports up to 4 MSP rings.
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| Maintenance Features |
- Supports inner loopback and outer loopback functions at the optical port level.
- Supports VC-4 channel inner loopback and outer loopback functions.
- Support soft reset and hard reset, soft reset does not affect the service.
- Support the query function of veneer manufacturing information.
- Support FPGA online loading function.
- Support smooth upgrade of veneer software.
- Support one-key fault data collection.
- N4SLD64 supports voltage performance detection and reporting.
- Supports PRBS function, see Availability.
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