Re: [mpls-linux-general] a bug ?

[Venisa C. <vca...@ho...>]

Jim,

Despite that little bug, I have tested ldp_linux running with zebra (in the 
"right" order) and so far it works very well.
Now, I will test ldp_zebra to see its differences from ldp_linux ...

regards,
~Venisa Cabrilla



>From: "James R. Leu" <jl...@mi...>
>Reply-To: jl...@mi...
>To: Venisa Cabrilla <vca...@ho...>
>CC: mpl...@li...
>Subject: Re: [mpls-linux-general] a bug ?
>Date: Wed, 27 Jun 2001 11:45:54 -0500
>
>On Wed, Jun 27, 2001 at 11:36:29AM -0000, Venisa Cabrilla wrote:
> > Jim,
> >
> > I use the third router(lo 10.0.0.7) directly connected to router2 (lo
> > 10.0.0.6) to support my argumentation here related to my last posting
> > ("another problem in ldp_linux").
> >
> > It seems that ldp_linux works fine if I run and configure it from 
>interface
> > (lo) whose address is smaller. In my case of using three routers, 
>ldp_linux
> > works well, if and only if I start configuring from router1(lo 10.0.0.5) 
>to
> > router2(lo 10.0.0.6) and then from router2(lo 10.0.0.6) to router3(lo
> > 10.0.0.7).
> >
> > Am I right ? Do we always have to do like that ?
>
>There must be a bug with ldp_linux.  LDP determins who will be "active"
>based on the LSRID (router ids).  The one with the higher address is 
>active.
>When you start them in the "wrong" order the LSR that is active hasn't
>had time to send a hello yet.  Thus the 'passive' LSR doen't know of it's
>existence and when the 'active' LSR tries to setup the TCP session it 
>fails.
>
>What should happen next is that the 'active' LSR goes into backoff state 
>for
>about 10 seconds, then tries again.  If your not seeing this then something
>is broken.
>
>(BTW I had this tested and working before my recent TCP over haul it must
>be a bug in there)
>
>I'll take a look at it tonight and see if I can fix it.
>
>Thanks for the bug report!
>
>Jim
>--
>James R. Leu
>
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