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12-9
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
September 2005
Chapter 12 Add and Remove Cards and Nodes
NTP-G130 Remove a DWDM Node
Step 12
Complete the
“DLP-G106 Delete Optical Channel Network Connections” task on page 7-12
for circuits
identified in
that will not be part of the traffic matrix after the node is added.
Step 13
Divide the circuits that existed previously into two groups: those that will terminate in the new node and
those that will pass through it.
Step 14
For circuits that will terminate in the new node, complete the
“DLP-G106 Delete Optical Channel
Network Connections” task on page 7-12
and then the
“DLP-G105 Provision DWDM Optical Channel
Network Connections” task on page 7-10
.
Step 15
Complete the
“DLP-G105 Provision DWDM Optical Channel Network Connections” task on page 7-10
to create new circuits.
Stop
.
You have completed this procedure
.
NTP-G130 Remove a DWDM Node
Note
Do not begin this procedure until the Cisco MetroPlanner network plan has been updated and
recalculated with the DWDM node removed.
Note
During this procedure, you will use TL1 commands to delete and recreate OCHNC cross-connects. You
might need to refer to the
Cisco ONS SONET TL1 Reference Guide
or the
Cisco ONS 15454 SDH TL1
Reference Guide.
Caution
This procedure will affect the service of unprotected circuits that pass through the span where the node
will be removed.
Step 1
If the Cisco MetroPlanner network design has not been updated and recalculated with the node removed,
update and recalculate it now, following the procedures in the Cisco MetroPlanner documentation.
Step 2
Complete the
“DLP-G46 Log into CTC” task on page 2-25
at the DWDM node that will be removed.
Step 3
Click the
Circuits
tab.
Step 4
Identify the OCHNCs that pass through or are added and dropped at the node that will be removed, in
both east-to-west and west-to-east directions.
Purpose
This procedure removes a DWDM node from an MSTP network.
Tools/Equipment
None
Prerequisite Procedures
A Cisco MetroPlanner network plan recalculated for the new node
Required/As Needed
As needed
Onsite/Remote
Onsite
Security Level
Provisioning or higher
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