Re: [mpls-linux-general] Persistent FEC binding

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

On Thu, Mar 14, 2002 at 03:23:46PM -0000, Radu Dragos wrote:
> Hi Jim and all,
> I encountered the following problem.
> 
> I have 2 output labels:
> 
> ./mplsadm2 -A -O gen:16:eth0:ipv4:192.168.100.1
> ./mplsadm2 -A -O gen:17:eth0:ipv4:192.168.100.1
> 
> (supose the 2 keys are 0x2 and 0x3)
> 
> Firs I bind label 16 to a FEC:
> iptables -A OTPUT -d ip_dst_1 -j MPLS --set-key 0x2
> 
> Then if I want to unbind and I flush the rules :
> iptables -F
> 
> The packets will continue to use the binding.
> Even if I create another binding like
>   iptables -A OTPUT -d ip_dst_2 -j MPLS --set-key 0x3
> the packets will still use the first label....

It could be that the route cache is stale.  Dump /proc/net/rt_cache before
and after the flush and send me the data.

Jim

> 
> The only way I could delete the binding was by deleting the output label
> 16.
> 
> Is there any other way to unbind the labels ???
> 
> Thanks in advance,
> Radu
> 
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-- 
James R. Leu