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Napatech Card Installation

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Article ID: 161617

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Updated On:

Products

Data Loss Prevention Network Monitor

Issue/Introduction

For detailed information on Napatech cards, please see their documentation.

Resolution

 

Napatech cards are supported in DLP version 11.6 and above

 

Required Pre-Configuration

 

For Windows:

  • Napatech Driver should be installed
  • Napatech Driver is automatically loaded upon every machine bootstrap
  • Make sure that napatech library file CommonLib.dll is present under <windows_installation_drive>\Windows\System32\

For Linux:

  • Napatech Driver has to be compiled from source as a part of installing Napatech software package
  • Napatech Driver has to be loaded using /opt/napatech/bin/load_driver.sh script once upon every machine bootstrap before capturing packets
    For RHEL linux, edit /etc/rc.d/rc.local file to append /opt/napatech/bin/load_driver.sh and reboot the system
  • Make sure that napatech library file libntcommoninterface.so is present under <nt_installation_directory>/lib/
     

 

Napatech tools (Required)

For Windows:    Napatech tools' binaries are included as part of the Napatech software package

                          ntcap_package_windows_<version>\tools\nt_tools_windows_<version>.zip\tools\binary\Tools\<architecture>\

For Linux:          Napatech tools are compiled from source as part of Napatech software package installation process

                          <nt_installation_directory>/bin/

Note: Customer reported that Napatech tools were not included with the software that came with the card. Customer had to contact Napatech to aquire the tools.
 

Advanced Server Settings for Napatech

PacketCapture.IS_NAPATECH_ENABLED To Enable or Disable use of Napatech Driver for packet capture - default is false
PacketCapture.NAPATECH_TOOLS_PATH Specifies the location of Napatech's tools directory - not set by default