Cisco 12000 Series Installation And Configuration Manual page 27

Status LEDs
Each 4-port ISE ATM line card provides the following two types of LEDs (see
the operating status of the line card:
•
•
The status LEDs are described in
Table 10
LED
Active
RX Cell
Carrier
The RX Cell LED flashes when data is being received.
The status LEDs on the line card might not go on until you configure the line card interfaces (or turned
them on if they were shut down). To verify correct operation of each interface, complete the
configuration procedures for the line card (see the
on page
Alphanumeric LEDs
ATM line cards have two four-digit alphanumeric LED displays at one end of the faceplate, near the
ejector lever, that display a sequence of messages indicating the state of the card. In general, the LEDs
do not turn on until the RP recognizes and powers up the card. As it boots, the line card displays a
sequence of messages similar to those in
It is normal for some displayed messages to appear too briefly to be read. Also, some messages listed in
Note
Table 11
OL-13004-01
Status LEDs – 3 lines grouped next to each port on the line card:
– Active
– Carrier
RX Cell
–
Display (alphanumeric) LEDs – 2 lines, 4-digit alphanumeric (see the
section on page 27).
Status LEDs
State
On
Off
On
Off
On
Blink
Off
32).
and Table 12 may not appear on your line card.
Verifying and Troubleshooting Line Card Installation
Table 10.
Description
Interface is configured/active.
Interface is inactive.
Cell received.
No incoming cells.
SONET framer has detected an inframe condition that has
persisted for a minimum of 3 msec.
Remote line RDI received.
LOS, LOF, or LAIS detected.
"Configuring and Troubleshooting Interfaces" section
Table 11.
ATM Line Card Installation and Configuration
Figure 5) for monitoring
"Alphanumeric LEDs"
27