2-Port And 4-Port Oc-48/Stm-16 Pos Spa Leds - Cisco XR 12000 Series Hardware Installation Manual

Chapter 2 Overview: Cisco XR 12000 Series Router Shared Port Adapters

2-Port and 4-Port OC-48/STM-16 POS SPA LEDs

The 2-Port and 4-Port OC-48/STM-16 POS SPA has five types of LEDs: four LEDs for each port on the
SPA and one STATUS LED, as shown in
Figure 2-43
1
2
3
Table 2-40
Table 2-40
LED Label
PTH
CAR
PRT
ACT
OL-17438-04
2-Port OC-48 POS/RPR SPA Faceplate
1 2
3 4
PTH (Pass Through) LED
PRT (Protect) LED
CAR (Carrier Alarm) LED
describes the 2-Port and 4-Port OC-48/STM-16 POS SPA LEDs.
2-Port and 4-Port OC-48/STM-16 POS SPA LEDs
Color
Off
Green
Off
Green
Amber
Amber
Off
Green
Green
Amber
Amber
Off
Green
Amber
2-Port and 4-Port OC-48/STM-16 POS SPA Overview
Figure 2-43.
4
ACT (Active Loopback) LED
5 STATUS LED
State Meaning
Off Port is not in pass-through mode.
On Port is in pass-through mode.
Off Port is not enabled by software.
On Port is enabled by software, and there is a valid
SONET signal without any alarms.
On Port is enabled by software, and there is at least
one alarm.
Flashing Port is enabled by software, and there is a side
mismatch.
Off Port is not wrapped or steering.
On A node on the ring is wrapped.
Flashing A node on the ring is steering.
On Port is locally wrapped.
Flashing Port is locally steering.
Off Port is not enabled by software.
On Port is enabled by software, and loopback is off.
On Port is enabled by software, and loopback is on.
Cisco XR 12000 Series Router SIP and SPA Hardware Installation Guide
SPA-2XOC48-POS/RPR
5
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