| Basic Functions |
Receive and transmit 1 channel STM-16 optical signal. |
| Optical Interface Specifications |
- Supports L-16.2, L-16.2Je, V-16.2Je (plus BA), and U-16.2Je (plus BA and PA) optical interfaces, of which the characteristics of the L-16.2 optical interface are in accordance with the recommendations of ITU-T G.957 and ITU-T G.692, and the optical interfaces of L-16.2Je, V-16.2Je (plus BA), and U-16.2Je (plus BA and PA) are Huawei customized standards, and the U-16.2Je is compatible with U-16.2. ) optical interfaces are Huawei customized standards, and U-16.2Je is compatible with U-16.2.
- Supporting standard wavelength output in accordance with ITU-T G.692 recommendations, the optical interface of U-16.2Je can directly access DWDM (Dense Wavelength Division Multiplexing) equipment.
- N3SL16 supports DWDM color optical interface, the optical interface adopts LC connector.DWDM optical interface supports 170km and 640km transmission distance.
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| Optical Module Specifications |
- Support optical module information detection and query.
- The optical interface provides laser on and off setting and laser auto shutdown function.
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| Service Processing |
- Support VC-12/VC-3/VC-4 services and VC-4-4c, VC-4-8c, VC-4-16c cascade services.
- N2SL16 supports AU-3 service processing.
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| Overhead processing |
- Supports segment overhead processing for STM-16 signals.
- Supports channel overhead processing (transparent transmission and termination).
- Supports setting and querying of J0/J1/C2 bytes.
- Supports 1 channel ECC communication.
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| Alarm and Performance |
Provides rich alarm and performance events for easy device management and maintenance. |
| REG Specifications |
- The N2/N3SL16 supports the setting and querying of the REG operating mode.
- In REG mode, the veneer is in the regenerative segment loopback mode, and only the regenerative segment overhead is processed.
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| Protection Mode |
- It supports various protection modes such as 2-fiber multiplexed segment loopback protection, 4-fiber multiplexed segment loopback protection, linear multiplexed segment protection, SNCP protection, SNCMP and SNCTP.
- Support MSP and SNCP shared optical path protection. Provides 2 sets of Kbyte processing capacity, 1 SL16 board supports up to 2 MSP rings.
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| Maintenance Features |
- Supports inner loopback and outer loopback functions at the optical port level.
- N1SL16 supports VC-4 channel inner loopback function; N3SL16 supports channel inner loopback and outer loopback function.
- Supports soft reset and hard reset, soft reset does not affect the service.
- Supports the query function of veneer manufacturing information.
- Support FPGA online loading function.
- Support smooth upgrade of veneer software.
- N2SL16 and N3SL16 support TCM function.
- Support PRBS function, see Availability.
- Supports one-button data acquisition.
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