T8EH is a high-density dual-slot 800G TMUX card for the STN6800-D16 platform from Sino-Telecom. It is a 8*100G/4*400G tributary aggregation card suitable for the STN6800-D16-2U network element.
The T8EH card is a multifunctional service card that supports 100GE/400GE on the customer side and 400G or 800G on the line side;
The client side supports 4×400G QSFP-DD112 or 8×100G QSFP28 optical modules;
The line test supports coherent 2*400G or 1/2*800G CFP DCO color light modules.
|
feature |
description |
|
Device dimensions |
Dual-slot board card |
|
Basic functions |
Realize the mutual conversion between 100G/400G services and OTUC8 signals Realize the mutual conversion between 100G services and OTUC4 signals |
|
Customer-side interface |
1*800G line + 8*100G client mode: Supports 8 pluggable QSFP28 100G modules 2*800 line + 4*400G client mode: Supports 4 pluggable QSFP-DD112 400G modules 2*400G line +8*100G client mode: Supports 8 pluggable QSFP28 100G modules |
|
Line side interface |
Supports two pluggable 400G/800G CFP2 DCO coherent color light modules. |
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Customer-side business type |
100GE, 100GE FlexE (Unaware mode), 400GE |
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Business mapping path |
1*800G line + 8*100G client mode: 100G<->ODU4<->ODUC8<->OTUC8 2*800 lines + 4*400G client mode: 400GE <-> ODUC4<->ODUC8<->OTUC8 2*400G line +8*100G client mode: 100G<->ODU4<->ODUC4<->OTUC4 |
|
OTN function |
The line side provides OTUC4/OTUC8 interfaces Adopt the frame format and overhead processing recommended by ITU-T G.709 ODUk (k=flex, 4, C4, C8) layer: Supports PM function OTUk (k=C4, C8) layer: supports SM function |
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WDM specification |
Support the DWDM technical specifications of ITU-T G.694.1. |
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Line-side wavelength tunable function |
The wavelength division side optical signal is adjustable within a 40-wave range spanning a 100GHz interval in the extended C-band. |
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Line-side modulation format |
400G:16QAM-PCS/QPSK 800G:16QAM |
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FEC mode |
SD-FEC |
|
indicator |
description |
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PRBS |
support |
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Ethernet bidirectional service interruption |
support |
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Error correction coding |
Support ultra-strong FEC, namely SD-FEC |
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Performance monitoring and alarm monitoring |
Supports OTN, Ethernet performance monitoring, and alarm monitoring functions. |
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Automatic laser shut-off (ALS) |
support |
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Time delay measurement |
support |
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LLDP |
support |
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Ethernet service encapsulation method |
100G:GMP/Flex E 400G:GMP |
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loopback |
External near-end loopback Internal far-end loopback |
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Local Fault |
When there is a loss of Ethernet input or a fault on the wavelength division side, the customer side should insert a Local Fault downstream Support transparent transmission of Local Fault and Remote Fault |
|
protection function |
The switching of the optical protection card must be completed within 50ms |
Point-to-point application

Typical application scenarios
