Packet Sniffers: What Are They? Alongside Some Great Packet Sniffing Tools

10 Best Packet Sniffers – Comparison and Tips – DNSstuff

Home | TCPDUMP & LIBPCAP

  1. WireShark Packet Sniffer
  2. SmartSniff
  3. Microsoft Message Analyzer
    Very effective in troubleshooting network issues and verifying protocol implementation.
    The Microsoft Message Analyzer tool has been retired
  4. Network Miner
    It is used by many organizations around the world for years and is a trustworthy option amongst many.

https://www.netresec.com/?page=NetworkMiner

NetworkMiner
NetworkMiner is an open source Network Forensic Analysis Tool (NFAT) for Windows (but also works in Linux / Mac OS X / FreeBSD). NetworkMiner can be used as a passive network sniffer/packet capturing tool in order to detect operating systems, sessions, hostnames, open ports etc. without putting any traffic on the network. NetworkMiner can also parse PCAP files for off-line analysis and to regenerate/reassemble transmitted files and certificates from PCAP files.