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Installation, Deployment, and Upgrade
Installing Unica Discover involves planning and preparing your environment, installing and configuring prerequisite software, obtaining the Unica Discover installation files, and running the Unica Discover installer.
Discover Upgrade Manual
Release Upgrade for All-in-One Deployment
This section describes the general process for upgrading an All-In-One Discover server. In these configurations, all Discover components are installed on the same physical system.
Reversal to 32-bit Canister Service and Transport Service
To reverse from 64-bit to 32-bit Canister service and Transport Service, in an All-in-One setup, complete the following steps:

Installation, Deployment, and Upgrade
Installing Unica Discover involves planning and preparing your environment, installing and configuring prerequisite software, obtaining the Unica Discover installation files, and running the Unica Discover installer.
- Installation and Deployment Manual
- Discover Network Capture Application Manual
- Unica Discover Session Archiving Installation Guide
  As you prepare for an installation, you need to gather some items, review hardware and software requirements, and then you can perform the installation.
- Discover Upgrade Manual
  - Overview of the Upgrade Process
    The objective of the upgrade is to minimize downtime and data loss. The recommended approach is to suspend the processing components, letting data spool to disk while the Data Collector collects any unaggregated statistical data. The system can then be upgraded. When it is restarted, it will attempt to work off the spooled data until it catches up.
  - Upgrading and Migrating to New Hardware
    If you are deploying new hardware in conjunction with your upgrade, please complete the upgrade in the following general steps.
  - Upgrades and the web.config file
    If you have customized your configuration by modifying the web.config file, running the Upgrader does not affect your customization.
  - Preparing to Upgrade to the Current® Release
    To upgrade your Unica Discover solution, review the entire process before you commence the upgrade. The process that you follow varies depending on the number of servers that are deployed in your Unica Discover solution.
  - Upgrading Discover Software on a Server
    This section describes how to upgrade Discover software on an individual server. You must repeat this basic process on each Windows-based Discover server in the environment and make adjustments to the process as needed.
  - Release Upgrade for All-in-One Deployment
    This section describes the general process for upgrading an All-In-One Discover server. In these configurations, all Discover components are installed on the same physical system.
    - Prerequisite Checklist
      Before you begin, verify that you completed the items on the prerequisite checklist, as documented here.
    - 1. Stop Services
      Stop all Discover Services on the server that is being upgraded.
    - 2. Upgrade Discover Software
    - 3. Restart Services
      After upgrading the Discover software, you must restart the Discover services.
    - Migration to 64-bit Canister Service and Transport Service
      To migrate to 64-bit Canister service and Transport Service in an All-in-One setup, complete the following steps:
    - Reversal to 32-bit Canister Service and Transport Service
      To reverse from 64-bit to 32-bit Canister service and Transport Service, in an All-in-One setup, complete the following steps:
    - Post-Upgrade Tasks
      After completing the upgrade, perform the following tasks:
  - Upgrade for Multi-Server Deployment
    The steps in this upgrade process provide a generalized outline for how to complete an upgrade of a sophisticated multi-machine installation of Discover. For these types of upgrades, services must be stopped in a specific order after which individual Discover servers must be upgraded in the order that is listed.
  - Upgrading the databases to the current release
    This section describes how to upgrade the Discover databases to the latest version of Discover.
  - Post-upgrade Configurations
    After performing the upgrade, complete the following tasks:
  - Post-upgrade Cleanup
    After you complete the upgrade, you should complete the following tasks, if you did not do so already.
  - Testing Your Discover Solution
    After you complete installation and the initial configuration tasks for each licensed Discover product and module, verify the operations of your Discover solution. This section provides a simple procedure for testing end-to-end operations of the Discover solution, with modifications based on optional components that you may have installed.

Reversal to 32-bit Canister Service and Transport Service

To reverse from 64-bit to 32-bit Canister service and Transport Service, in an All-in-One setup, complete the following steps:

Procedure

Stop all Discover services and verify that all services are stopped.
Note: This step is applicable only if you are already on 64-bit Canister Service and Transport Service.
Use the following command to unregister the 64-bit Discover Canister Manager Service:
```
<Unica Discover Install directory>\x64\DCCanMgr.exe -remove
```
Use the following command to register the 32-bit Discover Canister Manager Service:
```
<Unica Discover Install directory>\DCCanMgr.exe -install
```
Use the following command to rebuild the Canister database preserving existing data without /M to invoke DCCanisterMake.exe start service "Discover Canister Server":
```
<Unica Discover Install directory>\CanRebuild.exe /B /! /f /P
```
Use the following command to unregister the 64-bit Discover Transport service:
```
<Unica Discover Install directory>\x64\DiscoverCaptureSocket.exe -remove
```
Use the following command to register the 32-bit Discover Transport service:
```
<Unica Discover Install directory>\DiscoverCaptureSocket.exe -install
```
Start all Discover services.

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