Ericsson MINI-LINK TN Operating Instructions Manual
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Ericsson MINI-LINK TN Operating Instructions Manual

Ericsson MINI-LINK TN Operating Instructions Manual

Replacing an npu1 c with an npu1 d
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Replacing an NPU1 C with an NPU1 D
MINI-LINK TN ETSI
OPERATING INSTRUCTIONS
107/1543-HRA 901 20-V11 Uen B

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Summary of Contents for Ericsson MINI-LINK TN

  • Page 1 Replacing an NPU1 C with an NPU1 D MINI-LINK TN ETSI OPERATING INSTRUCTIONS 107/1543-HRA 901 20-V11 Uen B...
  • Page 2 Copyright © Ericsson AB 2015. All rights reserved. No part of this document may be reproduced in any form without the written permission of the copyright owner. Disclaimer The contents of this document are subject to revision without notice due to continued progress in methodology, design and manufacturing.

  • Page 3: Table Of Contents

    Contents Contents Introduction Prerequisites Safety Information Required Tools and Equipment Required Hardware Required Licences and Software Required Documentation Flowchart Replacing an NPU1 C with an NPU1 D Preparing a Site Visit 4.1.1 Identifying Current Software 4.1.2 Placing Files on an FTP Server 4.1.3 Preparing a Configuration File Preparing the NE on Site...
  • Page 4 Replacing an NPU1 C with an NPU1 D 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...

  • Page 5: Introduction

    • ESD wrist strap • Torx screwdriver TX8 (M3) • PC with MINI-LINK Craft installed and the electronic MINI-LINK TN CPI library available (on-line or, when needed, off-line, locally downloaded) • USB cable Required Hardware The following hardware is required when replacing an NPU1 C with an NPU1 D:...

  • Page 6: Required Licences And Software

    Ensure this by having the electronic CPI library available on your PC. See Library Description on how to make it available. It is recommended to print out a copy of the MINI-LINK TN Failure Report, which can be found in Handling Faulty Equipment, Reference [5].
  • Page 7 Flowchart Figure 1 Main Flow 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...
  • Page 8 Replacing an NPU1 C with an NPU1 D Figure 2 Removing an NPU1 C 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...
  • Page 9 Flowchart Figure 3 Adding an NPU1 D 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...

  • Page 10: Replacing An Npu1 C With An Npu1 D

    Replacing an NPU1 C with an NPU1 D Replacing an NPU1 C with an NPU1 D The following sections describe how to replace an NPU1 C with an NPU1 D, and how to move the existing licenses from the NPU1 C to the NPU1 D by reusing the RMM from the NPU1 C.

  • Page 11: Preparing The Ne On Site

    Replacing an NPU1 C with an NPU1 D Preparing the NE on Site 4.2.1 Starting the Local FTP Server To start the local FTP server: 1. Access the NE locally and start MINI-LINK Craft by following the instructions in Accessing a Network Element, Reference [1]. 2.

  • Page 12: Removing An Npu1 C

    Replacing an NPU1 C with an NPU1 D both slots cleared before an NPU1 D is inserted. This means that Ethernet Switch Protection does not protect the NE during the replacement. Replacing an NPU1 C interrupts the following traffic types: •...
  • Page 13 Replacing an NPU1 C with an NPU1 D • The port has no bandwidth policing. See Configuring Quality of Service, Reference [19]. • The port has no RSTP or MSTP enabled. See Configuring Spanning Tree, Reference [20]. • The port has no MAC white list connected. See Configuring Ethernet Security and Admission Control, Reference [21].
  • Page 14 Replacing an NPU1 C with an NPU1 D Note: If you do not remove the NPU1 C within 90 seconds, the NPU automatically performs a cold restart and the unit is taken into service in about 180 seconds. The amount of time may vary depending on the circumstances.
  • Page 15 Replacing an NPU1 C with an NPU1 D 2. Delete any Layer 1 connections to the NPU1 C, see Configuring an Ethernet Layer 1 Connection, Reference [23]. If these connections are still present, clearing the position in Step 9 results in an error.

  • Page 16: Adding An Npu1 D

    Replacing an NPU1 C with an NPU1 D 10. On the File menu, click Save. 11. In the Management Tree, right-click the NE. 12. Point to View Status and click Alarms, and make sure that the icon is not shown. 4.3.2 Adding an NPU1 D Caution!
  • Page 17 Replacing an NPU1 C with an NPU1 D 3. Insert the NPU1 D by pressing it until it connects to the back of the subrack. To make sure the NPU is inserted straight into the subrack, slowly push the front panel of the NPU using an even force with two fingers close to the two ends of the front panel.
  • Page 18 Period after an upgrade to MINI-LINK TN 5.4 or later. • If the new NPU has never been used with MINI-LINK TN 5.4 or later and all the required licenses are installed on the RMM, the NE enters locked mode after an upgrade to MINI-LINK TN 5.4 or later.

  • Page 19: Concluding Routines

    Replacing an NPU1 C with an NPU1 D Concluding Routines Perform the following concluding routines before leaving the site. 4.4.1 Checking Active Alarms To check active alarms: 1. In MINI-LINK Craft, in the Management Tree, right-click the unit. 2. Click Alarms. 3.
  • Page 20 Replacing an NPU1 C with an NPU1 D 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...

  • Page 21: Reference List

    [21] Configuring Ethernet Security and Admission Control, 74/1543-HRA 901 20 [22] Performance Management Operations, 7/1543-HRA 901 20 [23] Configuring an Ethernet Layer 1 Connection, 72/1543-HRA 901 20 [24] MINI-LINK TN License System, 12/1551-HRA 901 20 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...
  • Page 22 Replacing an NPU1 C with an NPU1 D [25] MINI-LINK LH License System, 12/1551-HRA 901 20 [26] Removing a Plug-In Unit, 20/1543-HRA 901 20 [27] Adding a Plug-In Unit, 10/1543-HRA 901 20 107/1543-HRA 901 20-V11 Uen B | 2015-12-01...

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