5-6
Cisco ONS 15310-CL and Cisco ONS 15310-MA Ethernet Card Software Feature and Configuration Guide R8.5
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Chapter 5 Configuring POS on the ML-Series Card
Configuring the POS Interface
SONET Alarms
The ML-Series cards report SONET alarms under Cisco IOS, CTC, and TL1. A number of path alarms
are reported in the Cisco IOS console. Configuring Cisco IOS console alarm reporting has no effect on
CTC and TL1 alarm reporting. The “Configuring SONET Alarms” section on page 5-6 procedure
specifies the alarms reported to the Cisco IOS console.
CTC and TL1 have sophisticated SONET alarm reporting capabilities. The ML-Series card reports
Telcordia GR-253 SONET alarms on the Alarms tab of CTC, and in TL1- like other ONS system line
cards. For more information about alarms and alarm definitions, refer to the “Alarm Troubleshooting”
chapter of the Cisco ONS 15454 Troubleshooting Guide.

Configuring SONET Alarms

All SONET alarms are logged on the Cisco IOS CLI by default. But to provision or disable the reporting
of SONET alarms on the Cisco IOS CLI, perform the following steps beginning in global configuration
mode:
Step 3 Router(config-if)# encapsulation
type
Sets the encapsulation type. Valid values are:
hdlc—Cisco HDLC
lex—(default) LAN extension
(Cisco-EoS-LEX), special encapsulation for
use with Cisco ONS Ethernet line cards
ppp—Point-to-Point Protocol
Note Under HDLC framing, the
ONS 15310-CL and ONS 15310-MA
ML-Series card is restricted to LEX
encapsulation.
Step 4 Router(config-if)# no shutdown Restarts the shutdown interface.
Step 5 Router(config)# end Returns to privileged EXEC mode.
Step 6 Router# copy running-config startup-config (Optional) Saves configuration changes to
NVRAM.
Command Purpose