Nortel Networks 2000 Manual De Usuario
360 Appendix C Media dependent adapters
208700-B
Installing GBICs
This section describes how to install the gigabit interface converters (GBICs) to
the 450-1GBIC MDA’s Host port. The optional GBIC versions shown in Table 71
are currently available to support the 450-1GBIC MDA.
the 450-1GBIC MDA’s Host port. The optional GBIC versions shown in Table 71
are currently available to support the 450-1GBIC MDA.
Table 70 450-1GBIc MDA description
Item
Label
Description
1
Link
Communication link LEDs (green):
On: Valid communications link.
Off: The communications link connection is bad or there is no
connection to this port.
connection to this port.
Blinking: The corresponding port is management disabled.
2
Phy
Phy status LEDs (green);
On: The corresponding Phy port is active.
Off: The corresponding Phy port is in backup mode or there is no
connection to this port.
connection to this port.
3
Activity
Port activity LEDs (green):
Blinking: Indicates network activity level for the corresponding port.
A high level of network activity can cause LEDs to appear to be on
continuously.
A high level of network activity can cause LEDs to appear to be on
continuously.
4
GBIC Host port (refer to
)
Table 71 Available GBIC models
Model number
Description
Part number
1000BASE-SX
Uses shortwave 850 nm fiber optic connectors to
connect devices over multimode (550m/1805 ft)
fiber optic cable.
connect devices over multimode (550m/1805 ft)
fiber optic cable.
AA1419001
1000BASE-LX
Uses longwave 1300 nm fiber optic connectors to
connect devices over single-mode (5 km/3.1 mi) or
multimode (550m/1805 ft) fiber optic cable.
connect devices over single-mode (5 km/3.1 mi) or
multimode (550m/1805 ft) fiber optic cable.
AA1419002