Glossary term
What is BPF filter (Berkeley Packet Filter expression)?
BPF filter stands for Berkeley Packet Filter expression.
The small filter language, like tcp port 80, that tcpdump uses to choose which packets to capture.
Learn it properly · Networking for DevelopersLesson 8: Debugging Network Problems and Networking Interview Questionscurl, dig, ss, tcpdump and Wireshark basics, a troubleshooting checklist, and interview questions with model answers.