--- name: "tracefilter" section: "1" platform: "linux" package: "libtrace-tools" version: "3.0.22-0.2" release: "Debian 13 (Trixie)" platforms: ["linux"] url: "https://carta.tech/man/tracefilter" --- # tracefilter(1) apply a bpf filter to a trace ## NAME tracefilter - apply a bpf filter to a trace ## SYNOPSIS **tracefilter** inputuri bpf outputuri ... ## DESCRPTION tracefilter copies all packets that match a bpf expression to an output file. tracefilter is a shellscript wrapper around [tracesplit(1)](/man/tracesplit/1.md) ## LINKS More details about tracefilter (and libtrace) can be found at http://www.wand.net.nz/trac/libtrace/wiki/UserDocumentation ## SEE ALSO libtrace(3), [tracemerge(1)](/man/tracemerge/1.md), [tracesplit(1)](/man/tracesplit/1.md), [tracesplit\_dir(1)](/man/tracesplit_dir/1.md), [traceconvert(1)](/man/traceconvert/1.md), [tracereport(1)](/man/tracereport/1.md), [tracestats(1)](/man/tracestats/1.md), [tracertstats(1)](/man/tracertstats/1.md), [tracepktdump(1)](/man/tracepktdump/1.md), [traceanon(1)](/man/traceanon/1.md), [tracesummary(1)](/man/tracesummary/1.md), [tracereplay(1)](/man/tracereplay/1.md), [tracediff(1)](/man/tracediff/1.md), [traceends(1)](/man/traceends/1.md), [tracetopends(1)](/man/tracetopends/1.md) ## AUTHORS Perry Lorier \