TN54GS4 Is 100G General Service Processing Board
GS4 : 100G General Service Processing Board
The available functional version of the GS4 board is TN54.
GS4 board is a general service processing board (for gray optical signals) that converts the 80xODU0, 40xODU1, 10xODU2, 10xODU2e, 2xODU3, 1xODU4, or 80xODUflex into one OTU4 signal. The board supports hybrid transmission of the ODU0 service, ODU1 service, ODU2/ODU2e service, ODU3 service and the ODUflex service.
The GS4 board achieves cross-connection at the electrical layer, and to provide OTN interfaces and ESC.
The GS4 board consists of the line-side optical module, OTN processing module, control and communication module, and power supply module.
There are indicators and interfaces on the front panel of the GS4 board.
One slot houses one GS4 board.
Function and Feature
Function and feature |
Description |
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Basic function |
GS4 converts signals as follows: 80xODU0/80xODUflex/40xODU1/10xODU2/10xODU2e/2xODU3/1xODU4<->1xOTU4 Supports mixed transmission of ODU0, ODU1, ODUflex, ODU2, ODU2e, and ODU3 signals. |
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Line-side service type |
OTU4: OTN service at a rate of 111.81 Gbit/s |
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Cross-connect capabilities |
Supports the cross-connection of 80 channels of ODU0/ODUflex signals or 40 channels of ODU1 signals or ten channels of ODU2/ODU2e signals or two channels of ODU3 signals or one channel of ODU4 signals between the GS4 and the cross-connect board. |
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OTN function |
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ESC function |
Supported |
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PRBS function |
Supports the PRBS function on the line side. |
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LPT function |
Not supported |
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FEC coding |
FEC NOTE: Boards that use different FEC modes cannot interconnect with each other. |
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Alarms and performance events monitoring |
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ALS function |
Not supported |
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Latency measurement |
Supported |
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Test frame |
Not supported |
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IEEE 1588v2 |
Not supported |
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Physical clock |
Not supported |
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Optical-layer ASON |
Not supported |
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Electrical-layer ASON |
Supported |
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Protection scheme |
NOTE: When the cross-connect granularity is ODUflex, the board does not support tributary SNCP protection. |
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Loopback |
Line-side Loopback |
ODU0 Channel Loopback |
ODU1 Channel Loopback |
ODU2 Channel Loopback |
ODU3 Channel Loopback |
ODUflex Channel Loopback |
Supported |
Supported |
Supported |
Supported |
Supported |
Supported |