Cisco Cisco ONS 15454 SONET Multiservice Provisioning Platform (MSPP) Guida Alla Risoluzione Dei Problemi

Pagina di 16
Adding and Dropping Nodes in Unidirectional Path
Switched Rings
Document ID: 18480
Contents
Introduction
 Prerequisites
      Requirements
      Components Used
      Background Information
      Conventions
 How to Add a Node to the UPSR
      Check Circuit Integrity
      Initiate a Forced Protection Switch
      Connect Fibers to the New Node
      Re−launch CTC
      Update Circuits
      Release the Protection Switch
 How to Remove a Node From the UPSR
      Delete Circuits Dropped at the Node Being Removed
 Related Information
Introduction
This document describes how to add and remove a 15454 node in a Unidirectional Path Switched Ring
(UPSR). With the use of a fully documented lab setup with detailed explanations, the document walks the
reader through the steps necessary to first add and then remove a node in a UPSR
Prerequisites
Requirements
There are no specific prerequisites for this document.
Components Used
This document is not restricted to specific software and hardware versions.
Background Information
This document uses a sample lab setup with three nodes (Node1, Node2 and Node3) in order to demonstrate
how to add and then remove a fourth node (Node4) between Node1 and Node3. This network diagram shows
the setup used here: