Capture packets on interface

bash

sudo tcpdump -i eth0

Explanation

Capture packets on a specific network interface.

Learn the surrounding workflow

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

Same sheet · prioritizing Packet Capture and Throughput

Capture traffic for a single TCP port.

Open In sheetbashsame section

Capture traffic to or from a host.

Open In sheetbashsame section

Save a capture to a file for Wireshark analysis.

Open In sheetbashsame section

Inspect a saved packet capture file.

Open In sheetbashsame section

Continuously test latency and path quality.

Open In sheetbashsame section

Start a throughput test server.

Open In sheetbashsame section