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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 Network Capture Application Manual
Installing the Network Capture Application
The following instructions can be used to assist the installation of your Network Capture Application software.
Post-installation checklist
Use the post-installation checklist to complete the DNCA installation process.
Initial DNCA Configuration

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
  - Discover Network Capture Application Overview
    Network Capture Application from Discover captures and records the complete interaction between the visitor and the web application environment by using a network tap or network switch spanning port. The Network Capture Application software features the following benefits:
  - Installing the Network Capture Application
    The following instructions can be used to assist the installation of your Network Capture Application software.
    - DNCA installation requirements
      The following requirements must be met before you install the Unica Discover Network Capture Application:
    - Hardware Setup and Operating System Installation
    - Package Installation
      The following information describes the Unica DiscoverNetwork Capture Application installation package.
    - Post-installation checklist
      Use the post-installation checklist to complete the DNCA installation process.
      - Validate DNCA Install
        After you complete the Discover installation, you can validate the installation.
      - Generate SSL Keys
        For secure transport, you can apply a signed or self-signed certificate for DNCA use.
      - Edit the php.ini file
        After installing DNCA, access the php.ini file from the usr/local/dncauser/etc location.
      - Start DNCA
      - Initial DNCA Configuration
      - Check permitted connections settings
        At installation time, the DNCA sets the maximum permitted connections for each DNCA instance.
      - Configure DNCA for Capture of Rich Internet Applications
        If your deployed rich internet application (RIA) is submitting data for capture, you must verify that the DNCA is configured to capture all submitted data types.
      - DNCA software service
        Once the Discover DNCA software package is installed, you can use the service command to restart, start, and stop the Discover DNCA software.
    - Troubleshooting tips
      Use the following troubleshooting tips to diagnose problems with your DNCA installation.
    - Uninstall or Rollback of the Network Capture Application
      Complete the following instructions to uninstall the DNCA software.
  - Configuring the DNCA
    The Unica Discover Network Capture Application can be configured through a web-based console or through the configuration files that are stored on the DNCA server. The following information guides you on how to configure the DNCA.
  - Upgrade for DNCA
    It is recommended that you always use the latest version of the Unica Discover Network Capture Application suitable for your version of Unica Discover.
  - Packet Forwarder Overview
    The Packet Forwarder is used to capture and forward hits to a cloud-based DNCA that is operating on a virtual machine.
  - SSL Keys
    For decrypting transmissions by using the SSL protocol, the Unica Discover Network Capture Application must be provided the SSL keys in use in the transaction stream.
  - Performance Measurement
    Performance measurement provides details on the Network Capture software performance and timestamp measurements.
  - Configuring DNCA on Red Hat Enterprise Linux™ (RHEL)
    The following sections contain important information for configuring DNCA in a Red Hat Enterprise Linux™ environment:
  - DNCA monitoring
    You can monitor the passive capturing to diagnose performance issues.
  - Overview of DNCA maintenance
    The maintenance utility performs routine maintenance and logging tasks for Discover DNCA. You can use the utility to help maintain the ability of the DNCA to perform DNCA.
  - DNCA frequently asked questions (FAQ)
    The following content contains frequently asked questions or scenarios that can be used to help isolate or fix an issue with your Network Capture Application.
  - Downloading Privacy Configuration
  - Enabling web console access through a single IP address
    You can specify a single IP address which can access the web console. Limiting access to a single IP address helps to prevent unauthorized access through an unknown system.
  - Applying authentication when accessing the web console
    You can improve security by enabling authentication to the web console.
- 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

Initial DNCA Configuration

Note: This section provides a framework for performing the initial configuration of one component of the Unica Discover system in a simplified deployment model. Depending on your Discover solution's deployment, more configuration can be required.

After you complete installation of the DNCA software, you can follow the steps to configure the DNCA to capture web application traffic and forward to one or more the Processing Servers.

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