tcpflow vs Packet Capture

Struggling to choose between tcpflow and Packet Capture? Both products offer unique advantages, making it a tough decision.

tcpflow is a Network & Admin solution with tags like tcp, network, monitoring, flows, packets, capture.

It boasts features such as Captures TCP traffic flows from live network interfaces or packet capture files, Reassembles TCP streams and stores application-layer data, Stores TCP metadata like sequence numbers, acknowledgments, window advertisements, Supports BPF filters for selective capturing, Outputs flows in various formats like ASCII, CSV, JSON, Can extract files based on signatures, Has a library API for programmatic access and pros including Open source and free, Lightweight and fast, Powerful BPF filtering capabilities, Extensible via plugins, Portable across platforms, Can extract files and media, CLI and library API available.

On the other hand, Packet Capture is a Network & Admin product tagged with packet-capture, network-traffic, network-analysis, wireshark, tcpdump, windump.

Its standout features include Real-time packet capture and analysis, Support for hundreds of protocols and network standards, Powerful display filters for drilling down on specific traffic, Expert Info to explain meaning of network packets, Statistical reports on network usage and metrics, Ability to reconstruct TCP sessions and application streams, Export captured packets in multiple formats (pcap, csv, xml, etc), and it shines with pros like Free and open source, Cross-platform support, Rich feature set for deep inspection and analysis, Extensive protocol support, Large user and developer community.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

tcpflow

tcpflow

tcpflow is an open source tool for capturing TCP traffic flows. It works by capturing packets from network interfaces or packet capture files, reassembling TCP streams, and storing application-layer data with relevant TCP metadata.

Categories:
tcp network monitoring flows packets capture

Tcpflow Features

  1. Captures TCP traffic flows from live network interfaces or packet capture files
  2. Reassembles TCP streams and stores application-layer data
  3. Stores TCP metadata like sequence numbers, acknowledgments, window advertisements
  4. Supports BPF filters for selective capturing
  5. Outputs flows in various formats like ASCII, CSV, JSON
  6. Can extract files based on signatures
  7. Has a library API for programmatic access

Pricing

  • Open Source

Pros

Open source and free

Lightweight and fast

Powerful BPF filtering capabilities

Extensible via plugins

Portable across platforms

Can extract files and media

CLI and library API available

Cons

Limited to TCP flows only

No fancy GUI

Steep learning curve

Need to process outputs for analysis

Not a full packet analyzer


Packet Capture

Packet Capture

Packet capture software intercepts and logs network traffic passing through a network interface. It can help analyze network issues, view raw network packets, monitor bandwidth usage, debug protocols, etc. Popular open-source packet capture tools include Wireshark, tcpdump, and Windump.

Categories:
packet-capture network-traffic network-analysis wireshark tcpdump windump

Packet Capture Features

  1. Real-time packet capture and analysis
  2. Support for hundreds of protocols and network standards
  3. Powerful display filters for drilling down on specific traffic
  4. Expert Info to explain meaning of network packets
  5. Statistical reports on network usage and metrics
  6. Ability to reconstruct TCP sessions and application streams
  7. Export captured packets in multiple formats (pcap, csv, xml, etc)

Pricing

  • Free
  • Open Source

Pros

Free and open source

Cross-platform support

Rich feature set for deep inspection and analysis

Extensive protocol support

Large user and developer community

Cons

Steep learning curve

Can be resource intensive for large captures

Limited technical support compared to commercial tools