Re: svn commit: r225380 - head/sys/net

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Andrew Thompson <[e-mail]> wrote:

> Author: thompsa
> Date: Sun Sep  4 22:06:32 2011
> New Revision: 225380
> URL: http://svn.freebsd.org/changeset/base/225380
>=20
> Log:
>   On the first loop for generating a bridge MAC address use the local
>   hostid, this gives a good chance of keeping the same address over
>   reboots. This is intended to help IPV6 and similar which generate
>   their addresses from the mac.
>  =20
>   PR:		kern/160300
>   Submitted by:	mdodd
>   Approved by:	re (kib)
>=20
> Modified:
>   head/sys/net/if_bridge.c

Are there other places where the system advertises the hostid on the
network? I always assumed it to be a somewhat private identifier,
so I'm a bit surprised by this commit.

BTW, the man page still claims that the MAC address is chosen randomly.

Fabian

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