How to enable tcp bbr in FreeBSD???

Kurt Jaeger pi at freebsd.org
Fri Apr 24 13:37:26 UTC 2020


Hi!

> You can enable the stack globally on new connections without
> restarting the box or daemons by running these commands:
> 
> kldload tcp_bbr
> 
> sysctl net.inet.tcp.functions_inherit_listen_socket_stack=0
> sysctl net.inet.tcp.functions_default=bbr

This fails on the box running 13.0:

# kldload tcp_bbr 
kldload: can't load tcp_bbr: No such file or directory

So it looks it has to be hooked to the build somehow ?

And: man -k bbr has no results as well...

-- 
pi at opsec.eu            +49 171 3101372                    Now what ?


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