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Procedure 7-17
Replacing an NT7E04 DS1/VT mapper
Use this procedure to replace a DS1/VT mapper circuit pack in an access
bandwidth manager (ABM) shelf.
Action
Step
1
2
AccessNode Modular Business Package VTBM Ring User Guide P0904244 Issue 1.0
Replacing modules in a common-equipment shelf 7-45
CAUTION
Loss of service
If a DS1 is carrying TR-08 traffic, it will be provisioned on
an NT7E04CA DS1/VT mapper. The protection DS1/VT
mapper must also be an NT7E04CA circuit pack if any of the
working mappers on a common-equipment shelf are
carrying TR-08 traffic. Otherwise, TR-08 traffic will be lost
if a protection switch occurs.
Action
From the Network Element Status screen, display the DS1 protection screen:
pr;dtlprot ds1↵
The detailed DS1 protection screen appears.
Perform one of the following:
If replacing
a protection DS1/VT mapper
an active DS1/VT mapper
a failed or out-of-service DS1/VT mapper
—continued—
Then go to
step 3
step 7
step 8
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