Riverstone Networks RS 8000 Manuel de l'opérateur Page 54

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2-30 Riverstone Networks RS 8000/8600 Switch Router Getting Started Guide
Hardware Overview Introduction
1000Base-LLX Line Card
The 1000Base-LLX line card is similar to the 1000Base-LX line card, but extends the transmission distance over
single-mode fiber (SMF) to 70 kilometers for Gigabit Ethernet. Figure 2-17 shows the front panel of the
1000Base-LLX line card.
Figure 2-17 Front panel of 1000Base-LLX line card
The following table lists the media specifications for the 1000Base-LLX line card.
The 1000Base-LLX line card use the following LEDs.
Table 2-23 Connector specifications for 1000Base-LLX line cards
Port type Specification
1000Base-LLX
802.3z standard (also uses 802.3x for flow control)
SC-style Media Interface Connector (MIC); either
connection pin in the MIC can be used for transmit or
receive; see.
9.5 micron single-mode fiber-optic cable
Maximum 70 kilometers (229,659 feet) segment length for
10 micron SMF fiber-optic cable
Table 2-24 LEDs for 1000Base-LLX line card
LED Description
Offline When lit, this amber LED on the left side of the line card that indicates
that the line card is offline (powered off) but is ready for hot swap.
The Offline LED also is lit briefly during a reboot or reset of the RS
but goes out as soon as the Control Module discovers the line card.
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.
21
Link
Offline
Online
Tx
Rx
1000BASE-LLXG8M-GLHB8-02
Hot
Swap
LinkTx
RxAN AN
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