H3C Technologies H3C SR6600-X - Manual (Page 32)

24
LEDs
Table 24 LED description
LED Status Description
SFP
GE-1000Base-
X
LINK/ACT
(Green)
Off No link is present.
On A 1000 Mbps link is present.
Flashing
Data is being transmitted or received at 1000
Mbps.
SFP
POS-155M/PO
S-622M
LINK/ACT/LP/
AL
(Yellow/Green)
Steady green A 155.52/622 Mbps link is present.
Flashing green Data is being transmitted or received.
Steady yellow A loopback exists.
Flashing yellow An alarm has occurred.
Off No link is present.
Interface specifications
Table 25 Ethernet fiber port specifications
Item Specification
Connector type SFP
Number of interfaces 0 to 8
Interface standards 802.3, 802.3u, 802.3ab
Frame format
Ethernet_II
Ethernet_SNAP
Optical
transmit
power
Type
Short
distance Medium
distance
Long distance
Long
distance Ultra-long
distance
Min. –9.5 dBm –9 dBm -–2 dBm –4 dBm –4 dBm
Max. 0 dBm –3 dBm 5 dBm 1 dBm 2 dBm
Receiving sensitivity –17 dBm –20 dBm –23 dBm –21 dBm –22 dBm
Central wavelength 850 nm 1310 nm 1310 nm 1550 nm 1550 nm
Max. transmission distance
0.55 km
(0.34 miles) 10 km (6.21
miles) 40 km
(24.86 miles)
40 km
(24.86
miles)
70 km (43.50
miles)
Fiber type
62.5/125
μm
multi-mode
9/125 μm
single-mode 9/125 μm
single-mode
9/125 μm
single-mod
e
9/125 μm
single-mode
Table 26 POS interface specifications
Item Specification
Connector type SFP
Number of interfaces 0 to 8