Руководство По Устранению Ошибки для Cisco Cisco ONS 15454 SONET Multiservice Provisioning Platform (MSPP)

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Adding and Dropping Nodes in a BLSR Ring
Document ID: 20560
Contents
Introduction
 Prerequisites
      Requirements
      Components Used
      Conventions
 Background Information
 Add Nodes to a BLSR Ring
      Step 1: Confirm BLSR Ring Provisioning
      Step 2: Check Circuit Integrity
      Step 3: Initiate a Protection Switch
      Step 4: Connect the New Node
      Step 5: Re−launch CTC
      Step 6: Accept the New Ring Map
      Step 7: Update Circuits
      Step 8: Clear Protection Switches
 Remove Nodes from a BLSR Ring
      Step 1: Delete Circuits That Drop at the Node You Want to Remove
      Step 2: Identify, Delete and Re−create Pass Through Circuits That Change STS or VT
      Step 3: Initiate Protection Switches
      Step 4: Remove the Node and Re−connect Adjacent Nodes
      Step 5: Re−launch CTC
      Step 6: Accept the Ring Map
      Step 7: Release Protection Switches
 Related Information
Introduction
This document explains how to add and remove Networks Elements (NEs) in a Bidirectional Line Switched
Ring (BLSR).
Note: You can add only one node to a BLSR at a time.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
This document is not restricted to specific software and hardware versions.
The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.