Re: [mpls-linux-general] problems with static label configuration
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Re: [mpls-linux-general] problems with static label configuration
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From: James R. L. <jl...@mi...> - 2007-05-04 15:01:59
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Did you load the mpls4 module? Do a lsmod and check for mpls4 in
the output.
If its not there do:
modprobe mpls4
and try your config again
On Fri, May 04, 2007 at 04:32:35PM +0200, Maic Groffmann wrote:
>=20
> Hallo,
>=20
> I have some problems with quagga, ldp and mpls. I also have some problems=
with
> the static label configuration.
> I have a fedora core 5 (thanks to Marco Schmidt) and install all the rpm?s
> from sf for the version 1.955.
>=20
> So first the static label configuration problem:
>=20
> I do:
> Mpls labelspace show
>=20
> I got:
> LABELSPACE entry dev lo labelspace -1
> LABELSPACE entry dev eth0 labelspace 20
> LABELSPACE entry dev sit0 labelspace -1
>=20
> I do:
> Mpls nhlfe add key 0 instructions push gen 1100 nexthop eth0 ipv4 10.0.0.=
15
>=20
> I got:
> NHLFE entry key 0x4 mtu 0 propagate_ttl
> (0 bytes, 0 pkts)
>=20
> I got in dmsg:
> unk.c:297:genl_mpls_nhlfe_new: enter
> MPLS DEBUG net/mpls/mpls_nhlfe.c:394:mpls_add_out_label: enter
> MPLS DEBUG net/mpls/mpls_nhlfe.c:130:nhlfe_dst_alloc: enter
> MPLS DEBUG net/mpls/mpls_nhlfe.c:115:nhlfe_dst_gc: enter
> MPLS DEBUG net/mpls/mpls_nhlfe.c:116:nhlfe_dst_gc: exit
> MPLS DEBUG net/mpls/mpls_nhlfe.c:151:nhlfe_dst_alloc: exit
> MPLS DEBUG net/mpls/mpls_netlink.c:274:mpls_nhlfe_event: enter
> MPLS DEBUG net/mpls/mpls_netlink.c:234:mpls_fill_nhlfe: enter
> MPLS DEBUG net/mpls/mpls_instr.c:188:mpls_instrs_unbuild: enter
> MPLS DEBUG net/mpls/mpls_instr.c:201:mpls_instrs_unbuild: exit
> MPLS DEBUG net/mpls/mpls_netlink.c:258:mpls_fill_nhlfe: exit
> MPLS DEBUG net/mpls/mpls_netlink.c:288:mpls_nhlfe_event: exit
> MPLS DEBUG net/mpls/mpls_nhlfe.c:451:mpls_add_out_label: exit
> MPLS DEBUG net/mpls/mpls_opcode.c:345:mpls_build_opcode_push: enter
> MPLS DEBUG net/mpls/mpls_opcode.c:356:mpls_build_opcode_push: exit
> MPLS DEBUG net/mpls/mpls_opcode.c:1035:mpls_build_opcode_set: enter
> MPLS DEBUG net/mpls/mpls_dst.c:169:mpls_dst_alloc: enter
> MPLS DEBUG net/mpls/mpls_dst.c:216:mpls_dst_alloc: exit(00000000)
> MPLS DEBUG net/mpls/mpls_opcode.c:1080:mpls_build_opcode_set: SET error
> building DST info
> MPLS DEBUG net/mpls/mpls_opcode.c:1082:mpls_build_opcode_set: exit
> MPLS DEBUG net/mpls/mpls_instr.c:89:mpls_instrs_free: enter
> MPLS DEBUG net/mpls/mpls_instr.c:65:mpls_instr_release: enter
> MPLS DEBUG net/mpls/mpls_opcode.c:376:mpls_clean_opcode_push: enter
> MPLS DEBUG net/mpls/mpls_opcode.c:378:mpls_clean_opcode_push: exit
> MPLS DEBUG net/mpls/mpls_instr.c:73:mpls_instr_release: exit
> MPLS DEBUG net/mpls/mpls_instr.c:65:mpls_instr_release: enter
> MPLS DEBUG net/mpls/mpls_instr.c:73:mpls_instr_release: exit
> MPLS DEBUG net/mpls/mpls_instr.c:95:mpls_instrs_free: exit
> MPLS DEBUG net/mpls/mpls_netlink.c:334:genl_mpls_nhlfe_new: Exit: -1
>=20
>=20
> I do:
> Ip route add 192.168.30.0/24 via 10.0.0.15 mpls 4
>=20
> I got no message -> every think is ok
>=20
> I got in dmsg:
> No message -> every think is ok
>=20
> I do a:
> ip route show
> 10.0.0.0/24 dev eth0 proto kernel scope link src 10.0.0.1
> 192.168.30.0/24 via 10.0.0.15 dev eth0 mpls 0x4
> 169.254.0.0/16 dev eth0 scope link
>=20
> -> every think is ok
>=20
>=20
> I do:
> ping -c 2 192.168.30.1
> PING 192.168.30.1 (192.168.30.1) 56(84) bytes of data.
> ping: sendmsg: No buffer space available
> ping: sendmsg: No buffer space available
>=20
> --- 192.168.30.1 ping statistics ---
> 2 packets transmitted, 0 received, 100% packet loss, time 20014ms
>=20
> I got a mistake
>=20
> I got in dmsg:
>=20
> ppdev0: registered pardevice
> ppdev0: unregistered pardevice
> ppdev1: claim the port first
> ppdev2: claim the port first
> ppdev3: claim the port first
> MPLS DEBUG net/mpls/mpls_shim.c:63:mpls_set_nexthop: enter
> MPLS DEBUG net/mpls/mpls_shim.c:38:mpls_set_nexthop2: enter
> MPLS DEBUG net/mpls/mpls_shim.c:43:mpls_set_nexthop2: nhlfe: c805ed80 mtu=
: 0
> dst: c805ed80
> MPLS DEBUG net/mpls/mpls_shim.c:45:mpls_set_nexthop2: exit
> MPLS DEBUG net/mpls/mpls_shim.c:74:mpls_set_nexthop: exit
> MPLS DEBUG net/mpls/mpls_shim.c:63:mpls_set_nexthop: enter
> MPLS DEBUG net/mpls/mpls_shim.c:38:mpls_set_nexthop2: enter
> MPLS DEBUG net/mpls/mpls_shim.c:43:mpls_set_nexthop2: nhlfe: c805ed80 mtu=
: 0
> dst: c805ed80
> MPLS DEBUG net/mpls/mpls_shim.c:45:mpls_set_nexthop2: exit
> MPLS DEBUG net/mpls/mpls_shim.c:74:mpls_set_nexthop: exit
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
> MPLS DEBUG net/mpls/mpls_output.c:293:mpls_output: enter
> MPLS DEBUG net/mpls/mpls_output.c:332:mpls_output: exit
> MPLS: unable to find a protocol driver(2048)
>=20
>=20
> Where is the problem? Weeks ago I use an open suse and patch the mpls code
> into the kernel and every think works fine. Now I take the kernel form the
> linux-mpls project and it does not work.
>=20
> Please help me.
>=20
> --------------------------------------------
> Maic Groffmann
>=20
> email: ma...@ha...
>=20
>=20
>=20
>=20
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--=20
James R. Leu
jl...@mi...
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