Cisco ONS 15454 Troubleshooting Manual page 174

1.10.12 No IP Connectivity Exists Between Nodes
1.10.12 No IP Connectivity Exists Between Nodes
Symptom
accompanied by alarms.
1.10.13 DCC Connection Lost
Symptom
a gray icon. This symptom is usually accompanied by an EOC alarm.
1.10.14 "Path in Use" Error When Creating a Circuit
Symptom
circuit creation.
Cisco ONS 15454 Troubleshooting Guide, R8.5
1-130
No IP connectivity exists between nodes. The nodes have a gray icon. This problem is usually
A lost Ethernet connection.
Possible Cause
Usually is accompanied by Ethernet-specific alarms. Verify the Ethernet
Recommended Action
connections as described in the
DCC connection is lost. The node usually has alarms and the nodes in the network view have
A lost DCC connection.
Possible Cause
Usually accompanied by an EOC alarm. Clear the EOC alarm and verify the
Recommended Action
DCC connection as described in the
While creating a circuit, you get a "Path in Use" error that prevents you from completing the
Another user has already selected the same source port to create another circuit.
Possible Cause
CTC does not remove a card or port from the available list until a circuit is
Recommended Action
completely provisioned. If two users simultaneously select the same source port to create a circuit,
the first user to complete circuit provisioning gets use of the port. The other user gets the "Path in
Use" error. Cancel the circuit creation and start over, or click Back until you return to the initial
circuit creation window. The source port that was previously selected no longer appears in the
available list because it is now part of a provisioned circuit. Select a different available port and
begin the circuit creation process again.
"1.10.16 Ethernet Connections" section on page
"EOC" alarm.
Chapter 1 General Troubleshooting
1-131.
November 2009