1-Port Clear Channel Oc-12 Atm Spa Overview; 1-Port Clear Channel Oc-12 Atm Spa Leds - Cisco CRS-1 - Carrier Routing System Router Hardware Installation Manual

Chapter 3 Overview: Cisco CRS-1 Shared Port Adapters

1-Port Clear Channel OC-12 ATM SPA Overview

The 1-Port Clear Channel OC-12 ATM SPA is a single-height ATM SPA that can be installed into one
SIP subslot. The OC-12 ATM SPA with small form-factor pluggable (SFP) optical transceiver modules
provides SONET and SDH network connectivity with a per-port bandwidth of 622.08 Mbps. For more
information about SPA bandwidth, see the "Bandwidth Oversubscription" section in this chapter.
The following sections describe the 1-Port Clear Channel OC-12 ATM SPA:
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•
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1-Port Clear Channel OC-12 ATM SPA LEDs

The 1-Port Clear Channel OC-12 ATM SPA has three types of LEDs. There are two LEDs for the port
on the SPA, and one STATUS LED, as shown in
Figure 3-5
1
2
The 1-Port Clear Channel OC-12 ATM SPA LEDs are described in
Table 3-4
LED Label
C/A
A/L
STATUS
OL-17439-01
1-Port Clear Channel OC-12 ATM SPA LEDs, page 3-7
1-Port Clear Channel OC-12 ATM SPA Interface Specifications, page 3-8
1-Port Clear Channel OC-12 ATM SPA Cables and Connectors, page 3-8
1-Port Clear Channel OC-12 ATM SPA Faceplate
C/A (Carrier/Alarm) LED
A/L (Active Loopback) LED
1-Port Clear Channel OC-12 ATM SPA LEDs
Color State
Off Off
Green On
Amber On
Off Off
Green On
Amber On
Off Off
Cisco CRS-1 Carrier Routing System SIP and SPA Hardware Installation Guide
1-Port Clear Channel OC-12 ATM SPA Overview
Figure 3-5.
3
STATUS LED
Meaning
Port is not enabled by software.
Port is enabled by software, and there is a valid SONET signal
without any alarms.
Port is enabled by software, and there is at least one alarm.
Port is not enabled by software.
Port is enabled by software, and loopback is off.
Port is enabled by software, and loopback is on.
SPA power is off.
1 2 3
SPA-1XOC12-ATM-V2
Table 3-4.
3-7