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This chapter provides an overview of the Prime Network gateway high availability installation process and includes these installation-related topics:
The procedures described in this guide assume the following:
If your gateway high availability deployment differs from the previous requirements, please contact your Cisco account representative for assistance with planning and installation of the solution.
The gateway high availability files are provided on the Prime Network installation DVDs listed in Table 1-1 .
Note If you are upgrading an existing gateway high availability deployment to Prime Network 5.2, follow the upgrade procedure described in the Cisco Prime Network 5.2 Installation Guide.
Gateway high availability is provided in three configurations:
Note For all gateway HA configurations, the Prime Network gateway software, the embedded Oracle database, and (if installed) the Infobright database must all be installed on the same gateway server.
Table 1-2 shows the high availability deployments that are supported, depending on your Prime Network installation.
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Prime Network with Operations Reports 2 and PN-IL |
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1.If you want to integrate a PN-IL deployment with Prime Central, Prime Central must have the same configuration. |
Table 1-3 and Figure 1-1 provide the general flow for installing and setting up gateway high availability. For detailed instructions on each, see the topics referenced in Table 1-3 .
Note If you are upgrading an existing gateway high availability deployment to Prime Network 5.2, follow the upgrade procedure described in the Cisco Prime Network 5.2 Installation Guide. If you are upgrading Prime Network in a HA setup, you should always start the upgrade from the Primary gateway as active gateway. The active gateway should not be the secondary gateway when starting the upgrade process.
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If you are you going to install gateway high availability with Operations Reports or PN-IL, or integrate with Prime Central, have you read these topics? |
No: Do not continue until you have read those sections. They contain information on supported configurations. |
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Have you familiarized yourself with the high availability solutions by reading these topics? |
No: Do not continue until you have read those sections. They contain information on supported configurations. |
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Does the gateway where you will install gateway high availability meet the requirements?
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No: Do not continue until all specified requirements are met. |
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Have you performed the tasks in these sections?
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No: Do not continue until all pre-installation tasks are completed. |
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(Local redundancy) When the installation is complete, have you verified the installation according to Verifying the Local Redundancy Setup? |
No: Do not continue until you have verified the installation, |
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(Local redundancy) Have you completed all post-installation tasks according to Post-Installation Tasks for Local Redundancy? |
No: Do not continue until you have finished the post-installation tasks. |
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Do you want to install the Prime Network Integration Layer (PN-IL) in your redundancy environment? |
Figure 1-1 Installation Flow for Prime Network Gateway High Availability
Gateway high availability is compatible with unit server high availability. However, unit server high availability must be configured separately as described in the Cisco Prime Network 5.2 Administrator Guide . Designating active and standby units is not included in the procedures described in this guide.
Note Operations Reports are only available to customers with Operations Reports license prior to May 2018. For re-installation of Operations Reports contact a Cisco customer support representative.
The gateway high availability solution also protects Operations Reports data that is stored on the gateway and the Infobright database.
You should install Operations Reports after you have installed the base gateway redundancy solution. Installing gateway high availability for Operations Reports is described in Installing Prime Network Operations Report with Gateway High Availability . When Operations Reports is installed, Prime Network will start the processes required to protect your Operations Reports data. This includes the folders, system files, registry data on the gateway, and event data that is stored in the Infobright database. These are monitored using:
In case of local redundancy only and local + geographical redundancy configurations, if a hardware or software failure occurs, the RHCS automatically restarts the failed node's services on the functional node. See Table 2-1 for more information.
Replicates data between the local and remote servers in a geographical redundancy configuration.
AVM 45 runs on the active server and constantly loads data to the backup site in a geographical redundancy configuration. If there is a failover event, archived event data and standard event data from the previous 80 minutes is lost. This is due to the time required to load and validate the data that is saved on the secondary Infobright database.
Inventory data is retrieved from memory (from the inventory snapshot) and is therefore not affected by any high availability events.
PN-IL supports all the redundancy configurations as supported by Prime Network, i.e, local only, local + geographical, and geographical only. The RHCS ana service will monitor the PN-IL resources.
Note PN-IL supports all the redundancy configurations as that of the Prime Network. Therefore, if you want to integrate a PN-IL deployment with Prime Central, Prime Central also must have the same configuration.
If you want to use PN-IL, install it after you have installed Prime Network in following HA configurations. See:
Deployments of Prime Network gateway high availability (with or without Operations Reports and PN-IL) can be integrated with Prime Central. Therefore, if you want to integrate a PN-IL deployment with Prime Central, Prime Central also must have the same configuration.
See these documents and topics for more information.
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Configuring PN-IL with Prime Central (Suite Mode with Local Redundancy) Configuring and Migrating PN-IL with Prime Central (Suite Mode with Local + Geographical Redundancy) and Configuring and Migrating PN-IL with Prime Central (Suite Mode with Geographical Redundancy Only) |
In addition to the gateway high availability license, you must purchase a license for each redundant gateway server and a standby license.