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Cisco ONS 15454 SDH Procedure Guide, R7.0
78-17194-01
Chapter 17 DLPs D1 to D99
DLP- D91 MS-SPRing Switch Test
Step 13
Clear the switch on the west port:
a.
Right-click the west port of the MS-SPRing node where you invoked the Force Ring switch and
choose
Set West Protection Operation
.
b.
In the Set West Protection Operation dialog box, choose
CLEAR
from the drop-down list.
c.
Click
OK
.
d.
Click
Yes
in the Confirm MS-SPRing Operation dialog box.
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
.
b.
In the Set East Protection Operation dialog box, choose
FORCE RING
from the drop-down list.
a.
Click
OK
.
b.
Click
Yes
in the two Confirm MS-SPRing Operation dialog boxes that appear.
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
Make sure the Filter button in the lower right corner of the window is off. Click the Node column
to sort conditions by node.
Step 19
Verify that the following conditions are reported on the node that is connected to the east line of the node
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.
Summary of Contents for ONS 15454 SDH
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Page 62: ...xxii Cisco ONS 15454 SDH Procedure Guide R7 0 78 17194 01 About this Guide ...
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