Riverstone Networks RS 8000/8600 Switch Router Getting Started Guide 2-51
Introduction
Hardware Overview
Figure 2-36 50-pin HSSI connector
The Dual HSSI line card uses the following LEDs.
CMTS Line Card
The CMTS 4x1 line card shown in
Figure 2-37
and the CMTS 6X1 shown in
Figure 2-38
support one transmit
(downstream) and four or six receive (upstream) ports. The RS 8000/8600 chassis with the CMTS line card provides
wire-speed Cable Modem Termination Service (DOCSIS 1.1, DOCSIS 1.0, and EuroDOCSIS 1.0) integration.
Figure 2-37 Cable Modem Termination Service (CMTS) 4-port line card
Table 2-48 LED description for Dual HSSI line card
LED
Description
Offline
When lit, this amber LED on the left side of the line card 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.
Link
Indicates that the line card detects a cable plugged into the port and a good
link is established.
Rx
Indicates when the port’s transceiver receives data.
Tx
Indicates when the port’s transceiver transmits data.
DOCSIS CMTS
G8M-CMTSNA-4X1
US 1
US 2
US 3
US 4
IF DS
Hot
Swap
Offline
Online
Link
Rx
Link
Link
Link
Rx
Rx
Rx
Tx
