Troubleshooting guide

10-35
ATM and Layer 3 Switch Router Troubleshooting Guide
OL-1969-01
Chapter 10 Troubleshooting Ethernet, ATM Uplink, and POS Uplink Interfaces
Troubleshooting ATM Uplink with Enhanced Gigabit Ethernet Interface Modules
Alarm Red This alarm LED indicates
one of the following
conditions: LOS
1
,LOF
2
,
LOP
3
, AIS-L
4
, AIS-P
5
,
RDI-L
6
, RDI-P
7
,
UNEQ-P
8
, PLM-P
9
, or cell
delineation error.
Off No error.
C/D (Carrier
Detect)
Green Carrier detect signal.
Off No carrier detect signal is
detected.
1. LOS = Loss of signal
2. LOF = Loss of frame
3. LOP = Loss of pointer
4. AIS-L = Line alarm indication signal
5. AIS-P = Path alarm indication signal
6. RDI-L = Line remote defect indication
7. RDI-P = Path remote defect indication
8. UNEQ-P = Path unequipped
9. PLM-P = Path payload label mismatch
Table 10-6 ATM OC-3c and OC-12c Uplink With Enhanced Gigabit Ethernet Interface
Module LED Descriptions (continued)
LED State Description