bpf

  1. H

    Discussing BPF + IPFW + TAG for L7 Filtering on FreeBSD

    Hello Forum, I am conducting tests on a L7 filter setup using BPF, IPFW, and TAG, based on the resource: Tutorial_NETGRAPH_A4_Slides.pdf. I am particularly interested in the section "BPF + IPFW + TAG = L7 Filter". During experiments on my FreeBSD system, I encountered an issue where packets do...
  2. alfa

    FreeBSD 14.0 Current Lock order reversal kernel message bpf.c iflib.c

    Hi, I am currently testing FreeBSD 14.0 Current FreeBSD alfadev 14.0-CURRENT FreeBSD 14.0-CURRENT #1: Fri Sep 30 11:55:56 +03 2022 When machine has started I am getting Lock order reversal messages from kernel : Oct 1 10:24:17 alfa kernel: em1: link state changed to DOWN Oct 1 10:24:18...
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