8-11
Table 8-7
Interface attributes of the 1GEF and 2GEF modules
Attribute
1FE module
2FE module
Connector SFP/LC
Number of connectors 1
2
Interface standards
802.3, 802.3u, 802.3ab
Type
Multi-mode
short
distance
(850 nm)
Single-mode
medium
distance
(1310 nm)
Single-mode
long
distance
(1310 nm)
Single-mode
long
distance
(1550 nm)
Single-mode
ultra-long
distance
(1550 nm)
Min.
–9.5 dBm
–9 dBm
–2 dBm
–4 dBm
–4 dBm
Optical
transmit
power
Max.
0 dBm
–3 dBm
5 dBm
1 dBm
2 dBm
Receive sensitivity
–17 dBm
–20 dBm
–23 dBm
–21 dBm
–22 dBm
Central wavelength
850 nm
1310 nm
1310 nm
1550 nm
1550 nm
Cable type
62.5/125
μ
m
multi-mode
9/125
μ
m
single-mode
9/125
μ
m
single-mode
9/125
μ
m
single-mode
9/125
μ
m
single-mode
Max transmission
distance
550 m (0.34
miles)
10 km (6.21
miles)
40 km
(24.86
miles)
40 km
(24.86
miles)
70 km
(43.50
miles)
Operating mode
Full duplex mode
1000 Mbps
Use only the optical transceivers that have pass H3C authentication.
Panel and Interface LEDs
Figure 8-17 and Figure 8-18 show the front panel of 1GEF and 2GEF respectively.
Figure 8-17
Front panel of 1GEF
Figure 8-18
Front panel of 2GEF
Table 8-8 describes the LEDs on 1GEF and 2GEF modules.
