Linux Networking Cheat Sheet/Write packets to pcap

Save a capture to a file for Wireshark analysis.

Section: Packet Capture and Throughput

Write packets to pcap

bash
bash
sudo tcpdump -i any -w capture.pcap
Explanation

Save a capture to a file for Wireshark analysis.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Related commands

Same sheet · prioritizing Packet Capture and Throughput
Capture packets on interface
Capture packets on a specific network interface.
OpenIn sheetbashsame section
Capture one port
Capture traffic for a single TCP port.
OpenIn sheetbashsame section
Capture one host
Capture traffic to or from a host.
OpenIn sheetbashsame section
Read packets from pcap
Inspect a saved packet capture file.
OpenIn sheetbashsame section
Run combined ping and traceroute
Continuously test latency and path quality.
OpenIn sheetbashsame section
Start iperf3 server
Start a throughput test server.
OpenIn sheetbashsame section