Re: [mpls-linux-general] LDP + ZEBRA HELP ! config inside ...

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

The first thing I would do is remove all of your router-id statments
(from zebra and ospf).  Let the zebra router-id mechanism pick it.


On Wed, Mar 19, 2003 at 03:22:54PM -0000, Nicolas Tempestini wrote:
> Hello,
> 
> I now try to set up a very small network between 2 machines and try to use zebra, mplsd and LDP.
> 
> Here is my config :
> 
> 
>          |--------------|                    |--------------| 
> -------- | comp 1  |--------------------| comp2    |--------
>          |--------------|                    |--------------|
> 
> 
> comp1 is running eth0 with adr Ip xxx.xxx.214.131
> comp2 is running eth0 with adr Ip xxx.xxx.214.132
> 
> All other interfaces are down
> 
> comp1 is running dummy0 interface on 192.168.0.2/32
> comp2 is running dummy0 interface on 192.168.0.3/32
> 
> Zebra and opsfd are running perfectly.
> 
> xxx.xxx.214.129 is a router running Ospf.
> 
> here are my zebra daemons files  :
> 
> 
> zebra.conf
> --------------
> ! Zebra configuration saved from vty
> ! 2003/03/19 12:56:14
> 
> !
> 
> hostname Router
> 
> password zebra
> 
> enable password zebra
> 
> log file /usr/local/etc/zebra.log
> 
> !
> 
> interface lo
> 
> !
> 
> interface eth0
> 
> !
> 
> interface eth1
> 
> shutdown
> 
> !
> 
> interface dummy0
> 
> ip address 192.168.0.2/32
> 
> !
> 
> router-id xxx.xxx.214.131
> 
> !
> 
> line vty
> 
> !
> 
> ospfd.conf
> --------------
> 
> ! Zebra configuration saved from vty
> 
> ! 2003/03/14 14:27:47
> 
> !
> 
> hostname ospfd
> 
> password zebra
> 
> enable password zebra
> 
> log stdout
> 
> !
> 
> interface lo
> 
> !
> 
> interface dummy0
> 
> !
> 
> interface eth0
> 
> !
> 
> interface eth1
> 
> !
> 
> router ospf
> 
> passive-interface dummy0
> 
> ospf router-id xxx.xxx.214.131
> 
> ospf abr-type cisco
> 
> network xxx.xxx.214.128/26 area 1 
> 
> network 192.168.0.0/24 area 1 
> 
> !
> 
> line vty
> 
> !
> 
> mplsd.conf
> 
> ! Zebra configuration saved from vty
> 
> ! 2003/03/17 11:07:20
> 
> !
> 
> hostname uml-1
> 
> password mpls
> 
> enable password mpls
> 
> !
> 
> mpls ldp
> 
> egress connected
> 
> !
> 
> interface lo
> 
> no mpls labelspace
> 
> !
> 
> interface eth0
> 
> mpls labelspace 1
> 
> mpls ldp
> 
> !
> 
> interface eth1
> 
> mpls labelspace 2
> 
> mpls ldp
> 
> !
> 
> interface dummy0
> 
> !
> 
> line vty
> 
> Here are the output of some mplsd commands :
> 
> show ldp neighbor
> 
> Peer LDP Ident: xxx.xxx.214.132:0; Local LDP Ident: xxx.xxx.214.131:1
> 
> TCP connection: n/a
> 
> State: discovery; Msgs sent/recv: -/-;
> 
> Up time: -
> 
> LDP discovery sources:
> 
> eth0
> 
> Peer LDP Ident: xxx.xxx.214.132:0; Local LDP Ident: xxx.xxx.214.131:1
> 
> TCP connection: n/a
> 
> State: discovery; Msgs sent/recv: -/-;
> 
> Up time: -
> 
> LDP discovery sources:
> 
> eth0
> 
> Peer LDP Ident: xxx.xxx.214.132:0; Local LDP Ident: xxx.xxx.214.131:1
> 
> TCP connection: n/a
> 
> State: discovery; Msgs sent/recv: -/-;
> 
> Up time: -
> 
> LDP discovery sources:
> 
> eth0
> 
> 
> 
> uml-1# show ldp database
> 
> no labeling info has been exchanged
> 
> uml-1# show lsr-id
> 
> lsr-id: xxx.xxx.214.131
> 
> 
> 
> I try to set up static mpls in-segment and out-segment between those machines using mplsd , here are /proc/net/mpls_*:
> 
> mpls_in
> 
> ::::::::::::::
> 
> 0x008ae005 0/0/0 gen 2222 1 1 POP PEEK 
> 
> :::::::::::::: 
> 
> mpls_labelspace
> 
> ::::::::::::::
> 
> eth0 1 37
> 
> eth1 2 3
> 
> dummy0 0 3
> 
> :::::::::::::: 
> 
> mpls_out
> 
> ::::::::::::::
> 
> 0x00000010 0/0/0 1 PUSH(gen 1234) SET(eth0,137.194.214.132) 
> 
> :::::::::::::: 
> 
> mpls_tunnel
> 
> ::::::::::::::
> 
> :::::::::::::: 
> 
> mpls_version
> 
> ::::::::::::::
> 
> 01010702
> 
> 
> 
> when i do a 'trace all' in mplsd i see that both lsr are speaking together but there are errors like:
> 
> chpTlv Flags: target = 0
> 
> OUT: request = 0
> 
> OUT: res = 0
> 
> OUT: Hello msg does not have TrAdr TLV
> 
> OUT: csnTlv:
> 
> OUT: Tlv:
> 
> OUT: BaseTlv: uBit = 0
> 
> OUT: fBit = 0
> 
> OUT: type = 402
> 
> OUT: length = 4
> 
> OUT: csnTlv data: value = 6
> 
> OUT: HELLO MSG ***END***:
> 
> OUT: Mesg size: 24 (34)
> 
> EXIT: ldp_decode_one_mesg
> 
> ENTER: ldp_state_machine
> 
> OUT: FSM: state 0, event 0
> 
> ENTER: ldp_state_new_adjacency
> 
> ENTER: ldp_hello_process
> 
> OUT: Hello Recv: entity(1)
> 
> OUT: ldp_hello_process: PASSIVE(27)
> 
> ENTER: ldp_adj_backoff_stop
> 
> EXIT: ldp_adj_backoff_stop
> 
> EXIT: ldp_hello_process
> 
> ENTER: ldp_adj_startup
> 
> EXIT: ldp_adj_startup
> 
> EXIT: ldp_state_new_adjacency
> 
> EXIT: ldp_state_machine
> 
> EXIT: ldp_buf_process
> 
> ENTER: ldp_buf_process
> 
> OUT: ldp_event: LDP_EVENT_UDP_DATA errno = 11
> 
> EXIT: ldp_buf_process
> 
> EXIT: ldp_event
> 
> 
> 
> Can you tell me why There is no label distribution ? and what to do in order to make it work .... ????
> 
> 
> 
> THX a lot !
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 

-- 
James R. Leu