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Riverstone Networks RS 8000/8600 Switch Router Getting Started Guide 2-37
Introduction Hardware Overview
The Gigabit GBIC line cards accept the GBIC modules described in Table 2-30.
The Gigabit GBIC line cards use the LEDs as described in Table 2-31.
Table 2-30 GBIC modules media specification
Port type Specification
GBIC SX (MMF)
Multi-mode fiber interface
50 or 62.5 125-mm multi-mode fiber cable
terminated with SC connectors
Maximum of 300 m of cable
GBIC LX (SMF-IR)
Single-mode fiber (intermediate range) interface
8 or 9 125-mm single-mode fiber cable terminated
with SC connectors
Maximum of 10 km of cable
GBIC LH (SMF-LR)
Single-mode fiber (long range) interface
8 or 9 125-mm single-mode fiber cable terminated
with SC connectors
Maximum of 70 km of cable
Table 2-31 Gigabit GBIC line card LEDs
LED Description
Online When lit, this green LED indicates that the line card is online and is ready to receive, process,
and send packets if configured to do so.
Offline When lit, this amber LED indicates that the line card is offline (powered off) and is ready for
hot swap.
The Offline LED also is lit briefly during a reboot or reset of the RS and goes out as soon as
the Control Module discovers and properly initializes the line card.
Per-GBIC RX Green – indicates when the GBIC’s transceiver receives packets
Amber – indicates when the GBIC’s transceiver receives flow-control packets
Per-GBIC TX Green – indicates when the GBIC’s transceiver transmits packets
Amber – indicates when the GBIC’s transceiver transmits flow-control packets
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