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Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
CONTENTS
About this Guide xxv
Revision History xxv
Document Objectives xxvi
Audience xxvi
Document Organization xxvi
Related Documentation xxvi
Document Conventions xxvii
Obtaining Optical Networking Information xxxiii
Where to Find Safety and Warning Information xxxiii
Cisco Optical Networking Product Documentation CD-ROM xxxiii
Obtaining Documentation, Obtaining Support, and Security Guidelines xxxiv
CHAPTER
1 General Troubleshooting 1-1
1.1 Network Troubleshooting Tests 1-2
1.1.1 Facility Loopback 1-2
1.1.2 Terminal Loopback 1-3
1.1.3 Hairpin Circuit 1-3
1.1.4 Cross-Connect Loopback 1-3
1.2 Identify Points of Failure on an Electrical Circuit Path 1-3
1.2.1 Perform a Facility Loopback on a Source-Node Port 1-4
Create the Facility Loopback on the Source-Node Port 1-4
Test the Facility Loopback 1-5
Test the Electrical Cabling 1-6
1.2.2 Perform a Hairpin on a Source-Node Port 1-6
Create the Hairpin on the Source-Node Port 1-6
Test the Hairpin Circuit 1-8
1.2.3 Perform a Terminal Loopback on a Destination-Node Port 1-8
Create the Terminal Loopback on a Destination-Node Port 1-8
Test the Terminal Loopback Circuit on the Destination-Node Port 1-9
1.2.4 Perform a Hairpin Test on a Destination-Node Port 1-10
Create the Hairpin Loopback Circuit on the Destination-Node Port 1-10
Test the Hairpin Circuit 1-11
1.2.5 Perform a Facility Loopback on a Destination Port 1-12
Create a Facility Loopback Circuit on a Destination Port 1-12