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Cisco ONS 15454 SDH Procedure Guide, R7.0
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Chapter 17 DLPs D1 to D99
DLP- D91 MS-SPRing Switch Test
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 turn purple where the Force was invoked, and all
span lines between other MS-SPRing nodes turn green.
Step 5
Click the
Conditions
tab, then click
Retrieve
.
Step 6
Verify that the following conditions are reported on the node where you invoked the switch on the west
port:
•
FORCE-REQ-RING—A Force Switch Request On Ring condition is reported against the span’s
working slot 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 east side of the node.
Note
Make sure that the Filter button in the lower right corner of the window is off. Click the Node
column to sort conditions by node.
Step 7
Verify that the following conditions are reported on the node that is connected to the west 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 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 west side of the node.
Step 8
(Optional) If you remapped the K3 byte to run an ONS 15454 MS-SPRing through third-party
equipment, check the following condition. Verify a KBYTE-PASSTHRU condition reported on other
nodes that are not connected to the west side of the node where you invoked the Force Ring switch.
Step 9
Verify the MS-SPRing line status on each node:
a.
From the View menu, choose
Go to Node View
.
b.
Click the
Maintenance > MS-SPRing
tabs.
c.
Verify the following:
•
The line states are shown as Stby/Stby on the west side of the node and Act/Act on the east side
of the node where you invoked the Force Ring switch.
•
The line states are shown as Stby/Stby on the east side of the node and Act/Act on the west side
of the node that is connected to the west line of the node where you invoked the Force Ring
switch.
•
The line states are shown as Act/Act on both east and west sides of the remaining nodes in the
ring.
Step 10
From the View menu, choose
Go to Network View
.
Step 11
Click the
Alarms
tab.
a.
Verify that the alarm filter is not on. See the
“DLP-D227 Disable Alarm Filtering” task on
as necessary.
b.
Verify that no unexplained alarms appear on the network. If unexplained alarms appear, resolve
them before continuing. Refer to the
Cisco ONS 15454 SDH Troubleshooting Guide
if necessary
.
Step 12
Display the MS-SPRing window where you invoked the Force Ring switch (the window might be hidden
by the CTC window).
Содержание ONS 15454 SDH
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Страница 62: ...xxii Cisco ONS 15454 SDH Procedure Guide R7 0 78 17194 01 About this Guide ...
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Страница 66: ...xxvi Cisco ONS 15454 SDH Procedure Guide R7 0 78 17194 01 About this Guide ...
Страница 414: ...16 4 Cisco ONS 15454 SDH Procedure Guide R7 0 78 17194 01 Chapter 16 Power Down the Node NTP D114 Power Down the Node ...
Страница 832: ...A 14 Cisco ONS 15454 SDH Procedure Guide R7 0 78 17194 01 Appendix A CTC Information and Shortcuts Equipment Inventory ...
Страница 860: ...Index IN 28 Cisco ONS 15454 SDH Procedure Guide R6 0 78 17194 01 ...