Re: [mpls-linux-general] [mpls example]please help me

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

LSR is the problem.  Instead of adding routes you need to add cross connect=
s.

mpls xc add ilm_label gen 1000 ilm_labelspace 0 nhlfe_key 0x2
mpls xc add ilm_label gen 1002 ilm_labelspace 0 nhlfe_key 0x3

On Mon, Dec 19, 2005 at 03:03:13PM +0800, Allen wrote:
> Hello:
>         I try to test a example as follows. I want to establish two way L=
SP(from LER1 to LER2 using label 1000, and LER2 to LER1 using label 1002). =
When I finish the configuration and using "ping" (from LER1 to LER2) to tes=
t. I can't see the "ping reply". I guess the LSR's configuration has proble=
m. Please tell me my configuration of LSR is correct or not? Furthermore te=
ll me how to modify the configuration...thanks=20
>=20
> ps. Thanks for your attention and sorry about my poor English.
>=20
>                           192.168.101.0/24
>                                       |                     =20
>                                       |                       =20
>                                       |                         =20
>  ------eth0   eth0------eth1   v   eth1------ =20
> | LER1 |---------| LSR  |-------------| LER2 |
>  ------.10   ^   20-----20            30------ =20
>                |                                    =20
>                |                                    =20
>       192.168.100.0/24                       =20
> Configuration
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D
>=20
> LER1
> ------
> mpls nhlfe add key 0 instructions push gen 1000 nexthop eth0 ipv4 192.168=
.100.20
> ip route add 192.168.101.30/32 via 192.168.100.20 spec_nh 0x8847 0x2
> mpls labelspace add dev eth0 labelspace 0
> mpls ilm add label gen 1002 labelspace 0
>=20
> LSR
> -----
> mpls nhlfe add key 0 instructions push gen 1000 nexthop eth1 ipv4 192.168=
.101.30
> mpls nhlfe add key 0 instructions push gen 1002 nexthop eth0 ipv4 192.168=
.100.10
> ip route add 192.168.101.30/32 via 192.168.101.30 spec_nh 0x8847 0x2
> ip route add 192.168.100.10/32 via 192.168.100.10 spec_nh 0x8847 0x3
> mpls labelspace add dev eth0 labelspace 0
> mpls labelspace add dev eth1 labelspace 0
> mpls ilm add label gen 1000 labelspace 0
> mpls ilm add label gen 1002 labelspace 0=20
>=20
> LER2
> -----
> mpls nhlfe add key 0 instructions push gen 1002 nexthop eth1 ipv4 192.168=
.101.20
> ip route add 192.168.100.10/32 via 192.168.101.20 spec_nh 0x8847 0x2
> mpls labelspace add dev eth0 labelspace 0
> mpls ilm add label gen 1000 labelspace 0

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