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DLP- D91 MS-SPRing Switch Test
Clear the switch on the west port:
Step 13
Right-click the west port of the MS-SPRing node where you invoked the Force Ring switch and
a.
choose Set West Protection Operation.
In the Set West Protection Operation dialog box, choose CLEAR from the drop-down list.
b.
Click OK.
c.
Click Yes in the Confirm MS-SPRing Operation dialog box.
d.
On the network view graphic, the Force Ring switch is removed, the F indicating the switch is
removed, and the span lines between MS-SPRing nodes will be purple and green. The span lines
might take a few moments to change color.
Step 14
From network view, click the Conditions tab. Verify that all conditions raised in this procedure are
cleared from the network. If unexplained conditions appear, resolve them before continuing.
Step 15
Verify the MS-SPRing line status on each node:
a.
From the View menu, choose Go to Node View.
a.
Click the Maintenance > MS-SPRing tabs.
b.
Verify that the line states are shown as Act/Stby on both the east and west sides of each node in the
ring.
Step 16
Initiate a Force Ring switch on the east port:
a.
Right-click the east port of the MS-SPRing node and choose Set East Protection Operation.
In the Set East Protection Operation dialog box, choose FORCE RING from the drop-down list.
b.
Click OK.
a.
Click Yes in the two Confirm MS-SPRing Operation dialog boxes that appear.
b.
On the network view graphic, an F appears on the working MS-SPRing channel where you invoked
the Force Ring switch. The MS-SPRing span lines are purple where the Force was invoked, and all
span lines between other MS-SPRing nodes are green. The span lines might take a few moments to
change color.
Step 17
Click the Conditions tab, then click Retrieve.
Step 18
Verify that the following conditions are reported on the node where you invoked the Force Ring switch
on the east port:
•
FORCE-REQ-RING—A Force Switch Request On Ring condition is reported against the span's
working slot on the east side of the node.
RING-SW-WEST—A Ring Switch Active on the West Side condition is reported against the
•
working span on the east side of the node.
Note
Verify that the following conditions are reported on the node that is connected to the east line of the node
Step 19
where you performed the switch:
FE-FRCDWKSWPR-RING—A Far-End Working Facility Forced to Switch to Protection condition
•
is reported against the working span on the west side of the node.
RING-SW-EAST—A Ring Switch Active on the East Side condition is reported against the working
•
span on the west side of the node.
Cisco ONS 15454 SDH Procedure Guide, R7.0
17-86
Make sure the Filter button in the lower right corner of the window is off. Click the Node column
to sort conditions by node.
Chapter 17
DLPs D1 to D99
78-17194-01
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