Questions about using WinPcap or Npcap for Network Monitor
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Questions about using WinPcap or Npcap for Network Monitor

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Article ID: 160024

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Updated On:

Products

Data Loss Prevention Network Monitor Data Loss Prevention Data Loss Prevention

Issue/Introduction

Windows-based Network Monitor servers require WinPcap or Npcap software.

Environment

  DLP Network Monitor: 15+

Cause

Packet Capture in Windows requires software to integrate with Network Interface Cards (NICs).

Resolution

Npcap is the update to WinPcap packet capture library.

You may download WinPcap software at the following URL: http://www.winpcap.org/ 
You may download  Npcap software at the following URL:http://nmap.org/npca, however, Symantec recommends using the bundled version of Npcap over WinPcap, provided with Symantec DLP Network Monitor.

Npcap is included with the DLP Platform installer within the Third_Party folder and is for Windows only, For example, Npcap version 1.10 can be found in the following path: DLP\Symantec_DLP_15.8_Platform_Win-IN_15.8.00000.19012\New_Installs\Third_Party\npcap-1.10-oem.exe

NOTE: Either Npcap, or WinPcap, is required if you are using the Napatech NICs to capture traffic on Windows-based Network Monitor Servers. 

Refer to:

15.8 Required third-party software 
16.0 Required third-party software 

Additional Information

You may also review this article: 
Article Id: 159896 When is the Npcap and WinPCAP software used in DLP?