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Cisco CISCO10720 Installation And Configuration Manual page 78

Internet router uplink cards installation and configuration
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Troubleshooting the POS Uplink Card Installation
STS Path Loss-of-Pointer (LOP)
•
STS Path Alarm Indication Signal (AIS)
•
STS Path Remote Defect Indication (RDI)
•
B1 Bit Error Rate (BER) threshold crossing alarm (b1-tca)
•
B2 BER threshold crossing alarm (b2-tca)
•
•
B3 BER threshold crossing alarm (b3-tca)
•
Line Bit Interleave Parity (LBIP) BER in excess of signal degrade threshold (sd-ber)
•
LBIP BER in excess of signal failure threshold (sf-ber)
At any time the status of the SONET/SDH alarm and signal events can be examined using the show
controllers command, as shown in the following example:
Router# show controllers pos1/1
Interface POS1/1
Hardware is OC48 POS
SECTION
LOF = 0
LINE
AIS = 0
PATH
AIS = 0
LOP = 0
Active Defects: None
Active Alarms:
Alarm reporting enabled for: SF SLOS SLOF B1-TCA B2-TCA PLOP B3-TCA
Framing: SONET
APS
COAPS = 0
State: PSBF_state = FALSE
ais_shut = FALSE
Rx(K1/K2): 00/00
Remote aps status non-aps; Reflected local aps status non-aps
CLOCK RECOVERY
RDOOL = 0
State: RDOOL_state = FALSE
PATH TRACE BUFFER : STABLE
Remote hostname : RouterB
Remote interface: POS1/0
Remote IP addr
Remote Rx(K1/K2): 00/00
BER thresholds:
TCA thresholds:
OPTICS
RX readout values: -6 dBm
Book Title
5-16
LOS
= 0
RDI
= 0
RDI
= 0
NEWPTR = 0
None
PSBF = 0
S1S0 = 00, C2 = CF
: 2.2.2.1
Tx(K1/K2): 00/00
SF = 10e-4
SD = 10e-6
B1 = 10e-6
B2 = 10e-6
Chapter 5
BIP(B1) = 0
FEBE = 0
BIP(B2) = 0
FEBE = 0
BIP(B3) = 0
PSE
= 0
NSE
B3 = 10e-6
Troubleshooting the Uplink Cards
= 0
78-13113-06 B0

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