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3
In the
Direction
group box, select
East
or
West
. The choice depends on the West/East
port configuration (see section
“Creating a 2-fiber MS-SPRing/BLSR” (p. 10-31)
Important!
Select the port which is connected to NE-B!
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4
From the
Switch Type
drop-down list box, select
Manual To Protection, Ring
.
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5
Click
Apply
and then
Yes
in the confirmation window.
Result:
An immediate switch to the “Protection” path is caused (a short traffic
interruption of about 15 ms can be observed).
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6
Click
Close
.
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7
In the
WaveStar
®
CIT
System View
, select
View
→
Protection...
.
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8
Select the existing
2F MS-SPRing#
(SDH) or
2F BLSR#
(SONET) in the
Ptn Grp
tab
on the left-hand side of the window and click the
Select
button.
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9
Select the
Protection Group
tab.
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10
Check that the
RING Node APS (Automatic Protection Switch) State
field displays
“Switching”.
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11
Repeat
to
for all other NEs within the ring.
Note the following for
•
NE-B
: “Switching” will be displayed in the
RING Node APS (Automatic
Protection Switch) State
field.
•
NE-C and NE-D
: “Passthrough” will be displayed in the
RING Node APS
(Automatic Protection Switch) State
field.
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12
In the
WaveStar
®
CIT
System View
of NE-A, select
Fault
→
Protection Switch
{
.
Network establishment and testing
2-fiber MS-SPRing/BLSR test
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10-62
Lucent Technologies - Proprietary
See notice on first page
365-374-187
Issue 1, December 2005