Ntp-H98 Remove A Path Protection Node - Cisco ONS 15310-MA SDH Procedure Manual

Before You Begin
Step 24
Note
nodes in the network between which the new node is added) involved in the node addition operation.
Disable network discovery while launching CTC, add only those nodes involved in the node addition
operation.
CTC automatically creates VT Tunnels. The cross connects should not be created manually in the
Note
intermediate nodes.
Step 24
Note
multiple rings passing through one or more nodes more than once, see the
Ring Circuit" procedure on page
In the network view, right-click the new node and choose Update Circuits With New Node from the
Step 24
list of options. Wait for the confirmation dialog box to appear. Verify that the number of updated circuits
in the dialog box is correct (the circuit count should be same as obtained in
Step 25 Click the Circuits tab and verify that no partial circuits appear. However, if the partial circuits still exist
in the network, verify whether they were present in
additional partial circuits are created by this procedure.
Complete the
Step 26
(Optional) Complete the
Step 27
Stop. You have completed this procedure.

NTP-H98 Remove a Path Protection Node

Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
The following procedure minimizes traffic outages during node removals.
Caution
If you remove a node that is the only BITS timing source for the ring, you also remove the only source
Caution
of synchronization for all the nodes in that ring. Circuits that connect to other networks which are
synchronized to a Stratum 1 clock will experience a high level of pointer adjustments, which might
adversely affect customer service.
Cisco ONS 15310-MA SDH Procedure Guide, Release 9.1 and Release 9.2
13-4
is recommended to be performed only on nodes (the newly added node, and the existing two
does not create the overlay ring circuits. To create overlay ring circuits that route traffic around
5-52.
"DLP-H167 Clear a Path Protection Force Switch" task on page
"NTP-H32 Path Protection Acceptance Test" procedure on page
This procedure removes a node from a path protection configuration.
None
NTP-H102 Back Up the Database, page 14-2
As needed
Onsite
Provisioning or higher
Chapter 13
"NTP-H179 Create an Overlay
Step
Step 8 and Step 12. This will ensure that no
Add and Remove Nodes
8).
17-59.
4-11.
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