Date: Wed, 21 Jun 2023 23:14:08 +0100 From: "Alexander Chernikov" <melifaro@FreeBSD.org> To: "Hartmut Brandt" <hartmut.brandt@dlr.de>, current@freebsd.org Subject: Re: RTM_NEWNEIGH message for static ARP entry Message-ID: <bee508f8-d696-465b-a55f-b58accd18ad6@app.fastmail.com> In-Reply-To: <58e2f1e-7527-35ce-1b12-a2ff97287b40@dlr.de> References: <58e2f1e-7527-35ce-1b12-a2ff97287b40@dlr.de>
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On Wed, 21 Jun 2023, at 5:19 PM, Hartmut Brandt wrote:
> Hi,
>=20
> when I set a static ARP entry I see an RTM_NEWNEIGH message on a netli=
nk=20
> socket as expected, but the ndm_state is NUD_INCOMPLETE. Should'nt thi=
s be=20
> NUD_NOARP? At least this is what Linux returns.
Thanks for the report, I=E2=80=99ll take a look.
To me, NUD_REACHABLE | NUD_PERMANENT looks better suited for the particu=
lar case, but I=E2=80=99ll dive deeper tomorrow. Anyway NUD_INCOMPLETE i=
s certainly wrong.
>=20
> Cheers,
> Harti
>=20
>=20
/Alexander
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<!DOCTYPE html><html><head><title></title><style type=3D"text/css">p.Mso=
Normal,p.MsoNoSpacing{margin:0}</style></head><body><div><br></div><div>=
<br></div><div>On Wed, 21 Jun 2023, at 5:19 PM, Hartmut Brandt wrote:<br=
></div><blockquote type=3D"cite" id=3D"qt" style=3D""><div>Hi,<br></div>=
<div><br></div><div>when I set a static ARP entry I see an RTM_NEWNEIGH =
message on a netlink <br></div><div>socket as expected, but the ndm=
_state is NUD_INCOMPLETE. Should'nt this be <br></div><div>NUD_NOAR=
P? At least this is what Linux returns.<br></div></blockquote><div>Thank=
s for the report, I=E2=80=99ll take a look.<br></div><div>To me, NUD_REA=
CHABLE | NUD_PERMANENT looks better suited for the particular case, but =
I=E2=80=99ll dive deeper tomorrow. Anyway NUD_INCOMPLETE is certainly wr=
ong.</div><blockquote type=3D"cite" id=3D"qt" style=3D""><div><br></div>=
<div>Cheers,<br></div><div>Harti<br></div><div><br></div><div><br></div>=
</blockquote><div><br></div><div id=3D"sig132921232"><div class=3D"signa=
ture">/Alexander<br></div></div><div><br></div></body></html>
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