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Cisco XR 12000 Series Router SIP and SPA Hardware Installation Guide
OL-17438-04
Chapter 2 Overview: Cisco XR 12000 Series Router Shared Port Adapters
2-Port OC-48 POS RPR SPA Overview
Figure 2-46
2-Port OC48-POS/RPR SPA Faceplate
The 2-Port OC48-POS/RPR SPA LEDs are described in
.
1
PTH (Pass-Through) LED
4
ACT (Active Loopback) LED
2
PRT (Protect) LED
5
STATUS LED
3
CAR (Carrier/Alarm) LED
STAT
U
S
0
1
SPA-2XOC48-POS/RPR
138086
PTH
CAR
PR
T
AC
T
PTH
CAR
PR
T
AC
T
1
2
3
4
5
Table 2-42
2-Port OC48-POS/RPR SPA LEDs
LED Label
Color
State
Meaning
PTH
Off
Off
Port is not in pass-through mode.
Amber
On
Port is in pass-through mode.
CAR
Off
Off
Port is not enabled by software.
Green
On
Port is enabled by software, and there is a valid
SONET signal without any alarms.
Amber
On
Port is enabled by software, and there is at least
one alarm.
Amber
Blinking
Port is enabled by software, and there is a side
mismatch.
PRT
Off
Off
Port is not in wrap mode or steer.
Green
On
A node on the ring is wrapped.
Green
Blinking
A node on the ring is steering pass-through
Amber
On
Port is locally wrapped
Amber
Blinking
Port is locally steering
ACT
Off
Off
Port is not enabled by software.
Green
On
Port is enabled by software, loopback is off.
Amber
On
Port is enabled by software, loopback is on.
STATUS
Off
Off
SPA power is off.
Green
On
SPA is ready and operational.
Amber
On
SPA power is on and good, and SPA is being
configured.
