
8-15
Item
Specification
Interface speed
LAN PHY:
40 Gbps
Table7-18 QSFP+ transceiver module specifications (1)
Transceiver module
Central
wavelength
(nm)
Fiber mode
Fiber
diameter
(µm)
Mode
bandwidth
(MHz*km)
QSFP-40G-SR4-MM850
850
MMF
50/125
2000
4700
QSFP-40G-LR4-WDM1300
Four lanes:
•
1271
•
1291
•
1311
•
1331
SMF
9/125
N/A
QSFP-40G-CSR4-MM850
850
MMF
50/125
2000
4700
Table7-19 QSFP+ transceiver module specifications (2)
Transceiver module
Transmission
distance
Transmission
speed
Transmitted
optical power
(dBm)
Received
optical
power
(dBm)
QSFP-40G-SR4-MM850
100 m (328.08 ft)
40 Gbps
–7.6 to 0
–9.5 to +2.4
150 m (492.13 ft)
QSFP-40G-LR4-WDM1300
10 km (6.21 miles) 40 Gbps
–7 to +2.3
–13.7 to +2.3
QSFP-40G-CSR4-MM850
300 m (984.25 ft)
40 Gbps
–7.6 to 0
–9.9 to +2.4
400 m (1312.34 ft)
8
Appendix B LEDs
Front panel and rear panel LEDs
Table8-1 Front panel and rear panel LED description
LED
Mark
Status
Description
System status LED
SYS
Flashing green (1 Hz)
The firewall is operating correctly.