Cisco ONS 15327, User Documentation

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Cisco ONS 15327 User Documentation, R3.3
June 2002
Chapter 5 SONET Topologies
Bidirectional Line Switched Rings
When you perform a manual switch, a manual switch request equipment alarm (MANUAL-REQ) is
generated. This is normal.
Caution Traffic is unprotected during a protection switch.
c. Log into the node that is connected through its west port to the node where the trunk card will be
moved. (In the
Figure 5-13 example, this is Node 3.) Click the Maintenance > Ring tabs.
d.
From the West Switch list, choose FORCE RING . Click Apply .
Step 3 Log into the node where the trunk card you will move is installed.
Step 4
Click the Circuits tab (Figure 5-15) . Write down the circuit information or, from the File menu, select
Print or Export to print or export the information; you will need it to restore the circuits later. See the
“Printing and Exporting CTC Data” section on page 2-41 for more information.
Figure 5-15 Deleting circuits from a BLSR trunk card
Step 5
Delete the circuits on the card you are removing:
a.
Highlight the circuit(s). To select multiple circuits, press the Shift or Ctrl key.
b.
Click Delete .
c. On the Delete Circuit dialog box, click Yes .
Step 6
Delete the SONET DCC termination on the card you are removing:
a.
Click the Provisioning > Sonet DCC tabs.
b.
From the SDCC Terminations list, click the SONET DCC you need to delete and click Delete .