Test The Ds-N Cabling; Test The Ds-N Card - Cisco ONS 15454 Troubleshooting Manual
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Also See for ONS 15454:
- Hardware installation manual (516 pages) ,
- Manual (88 pages) ,
- Procedure manual (62 pages)
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1.3.1 Perform a Facility (Line) Loopback on a Source DS-N Port (West to East)
Choose the appropriate state (IS, OOS, OOS_AINS) from the State column for the port being tested.
Step 6
Click Apply.
Step 7
Click Yes in the confirmation dialog box.
Step 8
Complete the
Step 9
If the test set indicates a faulty circuit, the problem might be a faulty DS-N card, faulty cabling from the
DS-N card to the DSx panel or the EIA, or a faulty EIA.
Step 10
Complete the
Test the DS-N Cabling
Step 1
Replace the suspected bad cabling (the cables from the test set to the DSx panel or the EIA ports) with
a known-good cable.
If a known-good cable is not available, test the suspected bad cable with a test set. Remove the suspected
bad cable from the DSx panel or the EIA and connect the cable to the Tx and Rx terminals of the test
set. Run traffic to determine whether the cable is good or defective.
Resend test traffic on the loopback circuit with a known-good cable installed. If the test set indicates a
Step 2
good circuit, the problem was probably the defective cable.
Replace the defective cable.
Step 3
In card view for the DS-N card, depending upon the type, click the Maintenance > Loopback tabs,
Step 4
Maintenance > DS1 tabs, or Maintenance > DS3 tabs.
Choose None from the Loopback Type column for the port being tested.
Step 5
Choose the appropriate state (IS, OOS, OOS_AINS) from the State column for the port being tested.
Step 6
Click Apply.
Step 7
Step 8
Click Yes in the confirmation dialog box.
Step 9
Complete the
If the test set indicates a faulty circuit, the problem might be a faulty card or a faulty EIA.
Step 10
Complete the
Test the DS-N Card
Complete the
Step 1
replace it with a known-good one.
Resend test traffic on the loopback circuit with a known-good card installed.
Step 2
If the test set indicates a good circuit, the problem was probably the defective card. Return the defective
Step 3
card to Cisco through the Return Materials Authorization (RMA) process. Contact Cisco TAC (1 800
553-2447).
Complete the
Step 4
In card view for the DS-N card, depending upon the type, click the Maintenance > Loopback tabs,
Step 5
Maintenance > DS1 tabs, or Maintenance > DS3 tabs.
Cisco ONS 15454 Troubleshooting Guide, R4.6
1-10
"Perform a Hairpin Test on a Source Node Port (West to East)" procedure on page
"Test the DS-N Cabling" procedure on page
"Perform a Hairpin Test on a Source Node Port (West to East)" procedure on page
"Test the DS-N Card" procedure on page
"Physically Replace a Card" procedure on page 2-219
"Physically Replace a Card" procedure on page 2-219
Chapter 1
1-10.
1-10.
for the suspected bad card and
for the faulty card.
General Troubleshooting
1-12.
1-12.
November 2004
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