Access Card System Leds - Cisco 10720 - Internet Router Installation And Configuration Manual

Verifying the Cisco 10720 Internet Router LEDs
Note that the RPR/SRP uplink card uses the label "PROTECT" instead of "WRAP," and the positions of
Note
these two LEDs are different from that on the DPT or POS/DPT uplink card.
Table 3-8
LED
ACTIVE
CARRIER
RX PKT
PASSTHRU
PROTECT
For more specific information on these and other uplink card LEDs, refer to the
Router Uplink Cards Installation and Configuration
For additional information about laser safety requirements, see the

Access Card System LEDs

Avoid exposure to laser radiation. Do not stare into an open aperture, because invisible laser
Warning
radiation may be emitted from the aperture when a cable is not inserted in the port. Statement 125
The access card system LEDs provide information on the functionality of the access card in the router.
The system LEDs are located on the bottom right side of the access card. (See
Cisco 10720 Internet Router Installation and Configuration Guide
3-38
RPR/SRP Uplink Status LEDs
Activity Description
Green Port is enabled by software. There is no side mismatch or
loopback.
Amber Loopback is on.
Blinking amber Port is enabled by software and there is a side mismatch. There
is no loopback.
Off Port is not enabled by software
Green Port is up and there is a valid SONET signal without any alarms.
Amber Port is up and there is at least one alarm (LOS, LOF, RDI, and
so on.)
Off Off.
Green Framer is receiving packets.
Off Framer is not receiving packets.
Green Port is in Pass-thru mode.
Off Port is operating normally.
Green Remote wrap.
Off No wrap.
Amber Local wrap.
Blinking green Remote steer.
Blinking amber Local steer.
Chapter 3 Installing the Cisco 10720 Internet Router
publication.
"Laser Safety" section on page
Figure
Cisco 10720 Internet
2-4.
3-36.)
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