In NetFlow Analyzer, DPI works with winPcap and High Performance reporting engine add-on. To configure DPI, follow the steps and screenshots below:
1. For Windows machine, download and install winpcap packages from the below link : https://www.winpcap.org/install/ , skip this step for linux OS.
2. Navigate to Settings > NetFlow > HighPerf Reporting Engine, Provide installed servers login credentials , test and save.
Note : To find the respective Network card (inwindows ) , open regedit, navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards\ . Here you can find the respective name of network card in readable format.
3. Navigate to Settings > DPI , Enable DataCollection, select the ethernet card , select the data retention period and save.
4. To Verify navigate to <Opmanager>\DPI\PcapFilesTemp and check if new file is generated.
If you want to monitor entire TCP traffic for a particular interface of a device, configure port mirroring on that device to send all the traffic from that interface to NetFlow Analyzer server.
Follow the steps below to configure port mirroring on a device: