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Cisco ONS 15327 Troubleshooting Guide, R3.4
April 2003
Create the Terminal Loopback on a Destination XTC Port 1-12
Test the Terminal Loopback Circuit on the Destination XTC Port 1-13
Test the Destination XTC Card 1-14
1.2.4 Perform a Hairpin on a Destination Node XTC Port 1-14
Create the Hairpin Loopback Circuit on the Destination Node XTC Card 1-15
Test the Hairpin Circuit 1-16
Test the Alternate Destination XTC Card 1-16
Retest the Original Destination XTC Card 1-17
1.2.5 Perform a Facility Loopback on a Destination XTC Card 1-18
Create a Facility Loopback Circuit on a Destination XTC Port 1-18
Test the Facility Loopback Circuit 1-19
Test the DS-N Cabling 1-19
Test the XTC Card 1-20
Test the MIC Card 1-20
1.3 Identify Points of Failure on an OC-N Circuit Path 1-21
1.3.1 Perform a Facility Loopback on a Source-Node OC-N Port 1-21
Create the Facility Loopback on the Source OC-N Port 1-22
Test the Facility Loopback Circuit 1-22
Test the OC-N Card 1-23
1.3.2 Perform a Cross-Connect Loopback on the Source OC-N Port 1-23
Test the Cross-Connect Loopback Circuit 1-24
Test the Standby XTC Card 1-25
Retest the Original XTC Card 1-26
1.3.3 Perform a Terminal Loopback on a Source-Node OC-N Port 1-27
Create the Terminal Loopback on a Source Node OC-N Port 1-27
Test the Terminal Loopback Circuit 1-28
Test the OC-N Card 1-29
1.3.4 Perform a Facility Loopback on an Intermediate-Node OC-N Port 1-29
Create the Facility Loopback on an Intermediate-Node OC-N Port 1-30
Test the Facility Loopback Circuit 1-31
Test the OC-N Card 1-32
1.3.5 Perform a Terminal Loopback on an Intermediate-Node OC-N Port 1-32
Create the Terminal Loopback on an Intermediate-Node OC-N Port 1-33
Test the Terminal Loopback Circuit 1-34
Test the OC-N Card 1-34
1.3.6 Perform a Facility Loopback on a Destination-Node OC-N Port 1-35
Create the Facility Loopback on a Destination Node OC-N Port 1-36
Test the Facility Loopback Circuit 1-37
Test the OC-N Card 1-37
1.3.7 Perform a Terminal Loopback on a Destination Node OC-N Port 1-38