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Installation Manual
Quidway S3900 Series Ethernet Switches
Chapter 1 Product Overview
Huawei Technologies Proprietary
1-26
Table 1-12
100Base SFP modules and cable specifications
SFP module
Central
wavelength
Conne
ctor
Fiber
specifications
Transmission
segment
100Base-FX-MM-
SFP
62.5µm/125µm
multi-mode
fiber
2 km (1.24 mi)
100Base-FX-SM-
SFP
9µm/125µm
single mode
fiber
15 km (9.32 mi)
100Base-FX-SM-
LR-SFP
1310 nm
9µm/125µm
single mode
fiber
40 km (24.86 mi)
100Base-FX-SM-
VR-SFP
1550 nm
LC
9µm/125µm
single mode
fiber
80 km (49.71 mi)
IV. Attributes to the 1000 Mbps SFP ports
Depending on your needs, the S3928F-EI can provide two 1000 Mbps SFP ports,
which are numbered 25 and 26, and can be optical or electrical.
SFP modules allow for great flexibility because they are hot swappable and user
configurable.
For available SFP modules, see Table 1-6.
Note:
The available 1000 Mbps SFP modules are subject to changes. For information on the
latest module options, contact your sales agent.
V. Attributes of the 10/100/1000Base-T Ethernet ports
The S3928F-EI can provide two 10/100/1000Base-T Ethernet ports (numbered 27 and
28) on its front panel. See Table 1-8 for port attributes.
VI. Console port
The S3928F-EI provides one EIA/TIA-232 compliant Console port for local or remote
switch configuration. For its attributes, see Table 1-4.
1.7.2 Rear Panel
The S3928F-EI has an AC-input power socket, a DC power socket and a grounding
screw on its rear panel, as shown in Figure 1-12: