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Nortel Secure Router 8012
Hardware Description
4-24 Nortel Networks Inc. Issue 5.3 (6 April 2009)
Description Item
2GE 1GE
Interface
number
2 1
Duplex mode Full duplex
Rate 1.25 Gbit/s
Standard
compliance
IEEE 802.3z
Frame format Ethernet_II
Ethernet_SNAP
Network
protocol
IP
Table 4-24 Attributes of the 1000Base-X Ethernet interface SFP optical module
Item Description
Transmission
distance
0.55 km 10 km 40 km 40 km 80 km 100 km
Central
wavelength
850 nm 1310 nm 1310 nm 1550 nm 1550
nm
1550 nm
Minimum output
power
–9.5
dBm
–9.5 dBm –5 dBm –4.0
dBm
–5.0
dBm
–5 dBm
Maximum output
power
0 dBm –3.0 dBm –2 dBm 0 dBm –2.0
dBm
0 dBm
Receiver
sensitivity
–17.0
dBm
–20.0
dBm
–23 dBm –22.0
dBm
–23.0
dBm
–30.0
dBm
Optical fiber type Multimo
de
Single-m
ode
Single-m
ode
Single-m
ode
Single-
mode
Single-m
ode
Connector type LC
Table 4-25 Attributes of SFP electrical interface module of 1000Base-X Ethernet interface
Item Description
Transmission
distance
100 m
Duplex Full-duplex
Connector type RJ-45