Huawei SE2900 Hardware Description page 97

HUAWEI SE2900 Session Border Controller
Hardware Description
Figure 2-5 Optical module structure
1. Dust-proof cap
4. Label
7. Receive port
Optical modules of the same encapsulation type may differ in the transmission rate,
transmission distance, and operating wavelength.
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The transmission distance of an optical module depends on the operating wavelength.
2-3 lists the mapping between the operating wavelength and the transmission distance.
Table 2-3 Mapping between the operating wavelength and the transmission distance
Operating Wavelength
850 nm
1310 nm
1550 nm
The label on an optical module specifies its transmission rate, operating wavelength,
transmission distance, transmission mode, and encapsulation type.
on an optical module.
Issue 01 (2016-01-15)
The transmission rate can be 1.25 Gbit/s, 10.3125 Gbit/s, or 41.25 Gbit/s.
The operating wavelength can be 850 nm, 1310 nm, or 1550 nm.
The transmission distance can be 550 m, 15 km, 40 km, 80 km, or 120 km.
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Copyright © Huawei Technologies Co., Ltd.
2. Transmit port
5. Connector
8. Handle
Transmission Distance
≤ 500 m
≤ 40 km
> 40 km or even to 120 km without any
relay
2 Other Accessories
3. Spring
6. Shell
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Table
Figure 2-6 shows the label
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