Re: [mpls-linux-general] Problems pinging vom Ingress to Egress

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

It looks like it's configured correctly.  After trying to send a few
ping packets do a 'dmesg' on each and send the output to the list.

On Thu, Mar 25, 2004 at 06:30:34PM +0100, Josef Perlinger wrote:
> Hi to all,
> 
> I've tried jLeu's uml testbed and wanted to come into it with the first
> simple example of an mpls LSP.
> 
> UML1:eth1 ----- eth1:UML2
> ip: 11.0.1.1	ip: 11.0.1.2
> 
> before entering the MPLS Commands the ipv4 ping from UML1 to UML2 and vice
> versa works normally.
> 
> If I setup the LSP only in one Direction for example from uml1 to uml2 (I
> don't enter the ip route add . command on uml2 ) everthing works fine.
> But I also want to have the ping replies encapsulated..
> 
> After set up the route to the back lsp in uml2  I can't ping the other uml
> and vice versa...
> 
> 
> The following comands I've entered
> 
> UML1:
> mplsadm2 -A -O 0;
> mplsadm2 -O 0x2 -o push:gen:16:set:eth1:ipv4:11.0.1.2
> ip route add 11.0.1.2/32 via 11.0.1.2 spec_nh 0x8847 0x2
> mplsadm2 -A -I gen:17:0
> mplsadm2 -L eth1:0
> 
> 
> 
> UML2:
> mplsadm2 -A -O 0
> mplsadm2 -O 0x2 -o push:gen:17:set:eth1:ipv4:11.0.1.1
> ip route add 11.0.1.1/32 via 11.0.1.1 spec_nh 0x8847 0x2
> mplsadm2 -A -I gen:16:0;
> mplsadm2 -L eth1:0
> 
> -----------
> ip route show UML1:
> 11.0.1.2 via 11.0.1.2 dev eth1 spec_nh 0x8847 0x00000002 
> 11.0.1.0/24 dev eth1  proto kernel  scope link  src 11.0.1.1 
> 10.0.0.0/8 dev eth0  proto kernel  scope link  src 10.14.2.105 
> 
> 
> ip route show UML2:
> 11.0.1.1 via 11.0.1.1 dev eth1 spec_nh 0x8847 0x00000002 
> 11.0.2.0/24 dev eth2  proto kernel  scope link  src 11.0.2.2 
> 11.0.3.0/24 dev eth3  proto kernel  scope link  src 11.0.3.2 
> 11.0.1.0/24 dev eth1  proto kernel  scope link  src 11.0.1.2 
> 10.0.0.0/8 dev eth0  proto kernel  scope link  src 10.14.2.205 
> 
> 
> Perhaps anyone can find out what I'm doing wrong?
> 
> thx, in advance
> josef
> 
> Josef Perlinger
> Student FH-Sbg/TKS 2000
> Tel.: +43 664 4024906
> ICQ: 166227595
> Email: jo...@pe...
> 
> 

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