Re: [mpls-linux-devel] LDP Configuation

[James R. L. <jl...@mi...>]

It looks like something is wrong with the communications with the
kernel.

=46rom the command line can you try creating and deleting ILM and NHLFE
then show me the results of a:

mpls ilm show
mpls nhlfe show
dmesg | grep -i MPLS

On Thu, Nov 23, 2006 at 06:59:23PM +0100, Sienes Rodr?guez Gonzalo wrote:
> Hi!
>=20
> Thanks for your information.
>=20
> >Make sure you have the mpls4 module loaded into the kernel
> >otherwise all attempts by LDP to install a ILM or NHLFE will fail, causi=
ng
> >the LDP sessions to fail.
>=20
> I have this module loaded into the kernel ever since system boots. I deci=
ded to make the file "mpls.modules" to have mpls4, mpls and mpls_tunnel alw=
ays loaded to perform LSPs and tunnels experiments.=20
>=20
> >You can also check what is happening at the kernel level by looking
> >at the output of 'dmesg'.  It will probably show all sorts of MPLS relat=
ed
> >debug.
>=20
> When I type "dmesg" this is the output:
>=20
> MPLS DEBUG net/mpls/mpls_tunnel.c:279:mpls_tunnel_ioctl: enter
> MPLS DEBUG net/mpls/mpls_tunnel.c:298:mpls_tunnel_ioctl: enter
>=20
> This two lines repeated lots of times, nothing else related to MPLS.
> In those mpls_tunnel.c lines there're calls to MPLS_ENTER, that is define=
d in mpls.h as follows: #define MPLS_ENTER MPLS_DEBUG("enter\n"). Anyway, I=
 suppose this module (I mean mpls_tunnel) has nothing to do with the config=
 I tried for LDPD to open only simple LSPs.
>=20
> >Finally, after a failed attempt by LDP, make sure you manually clean
> >up the ILMs and NHLFEs.
>=20
> I've tested ILMs and NHLFEs before and after running ZEBRA, OSPFD and LDP=
D and typing the additional commands by vtysh, and they kept empty.
>=20
> So, do you know where I could look at, any clue...?
>=20
> Thanks in advance,
>=20
> Gonzalo.
>=20



--=20
James R. Leu
jl...@mi...