NSG 9000-6G - Harmonic Inc
NSG 9000-6G - Harmonic Inc NSG 9000-6G - Harmonic Inc
Chapter 3 Configuring Platform Parameters RF Module Redundancy Overview Indicative Alarm Once the intra-chassis redundancy has occurred, the NSG issues the Backup RF Module activated warning. The warnings is registered in the Alarm log as the following picture shows: Redundancy switch has taken place and the backup module is active Faulty QAM-RF module NOTE: Reverting is manual only. 3.13.2 Enabling the RF Module Redundancy By default, QAM-RF module redundancy is disabled. To start RF module redundancy, do the following: 1. Configure all modules beside the module in slot nine. 2. Define the QAM manager of the QAM-RF modules including QAM-RF module nine to Broadcast. 3. In Platform, select the required module. 4. Select the Redundancy tab. Select enable module redundancy 5. Select Enable Module Redundancy. A message notifies you that the configuration of the QAM-RF module in slot nine will be removed. However the module is assigned. 6. Click Ok Slot nine is updated with an indication that the module is a backup module. Module in slot nine is in backup mode 7. Click Apply. NOTE: If a QAM-RF module is not mounted in slot nine, you cannot apply the Module configuration. © 2012 Harmonic Inc. 54 NSG 9000-6G, Version 2.7, Rev B
Chapter 3 Configuring Platform Parameters RF Module Redundancy Overview The following takes place: Manual Failover Revert to Primary. Enabled upon redundancy switch Indication that the primary module is active Module redundancy is enabled • The Manual Failover button is enabled. At any time, you can manually switch to the backup module. • The Status box indicates that the Primary module is active • You cannot change the configuration of the backup module • The QAM-RF module-redundancy is activated. Once any of the QAM-RF modules is faulty, an automatic switch takes place and the QAM-RF module in slot nine operates according to the configuration of the faulty module. The Manual Failover button is disabled and the Revert to Primary button is enabled. The following picture shows the Platform tab upon a redundancy switch: Failed QAM-RF module indication Backup QAM-RF module with indication of the faulty module Manual Failover is disabled and Revert to Primary is enabled • You cannot change the configuration of the faulty primary module as long as the backup module is active. 3.13.3 Reverting Redundancy Module Reverting back to the primary QAM-RF module once the fault is fixed is manual only. 1. Select Platform > QAM-RF Module > Redundancy. 2. Click Revert to Primary. The Revert to Primary button is enabled once a redundancy switch occurred. © 2012 Harmonic Inc. 55 NSG 9000-6G, Version 2.7, Rev B
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Chapter 3 Configuring Platform Parameters<br />
RF Module Redundancy Overview<br />
Indicative Alarm<br />
Once the intra-chassis redundancy has occurred, the <strong>NSG</strong> issues the Backup RF Module<br />
activated warning. The warnings is registered in the Alarm log as the following picture shows:<br />
Redundancy switch has taken place<br />
and the backup module is active<br />
Faulty QAM-RF module<br />
NOTE: Reverting is manual only.<br />
3.13.2 Enabling the RF Module Redundancy<br />
By default, QAM-RF module redundancy is disabled. To start RF module redundancy, do the<br />
following:<br />
1. Configure all modules beside the module in slot nine.<br />
2. Define the QAM manager of the QAM-RF modules including QAM-RF module nine to<br />
Broadcast.<br />
3. In Platform, select the required module.<br />
4. Select the Redundancy tab.<br />
Select enable module<br />
redundancy<br />
5. Select Enable Module Redundancy.<br />
A message notifies you that the configuration of the QAM-RF module in slot nine will be<br />
removed. However the module is assigned.<br />
6. Click Ok<br />
Slot nine is updated with an indication that the module is a backup module.<br />
Module in slot nine is in backup mode<br />
7. Click Apply.<br />
NOTE: If a QAM-RF module is not mounted in slot nine, you cannot apply the Module configuration.<br />
© 2012 <strong>Harmonic</strong> <strong>Inc</strong>. 54 <strong>NSG</strong> <strong>9000</strong>-<strong>6G</strong>, Version 2.7, Rev B